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CVE-2022-49669

Опубликовано: 26 фев. 2025
Источник: ubuntu
Приоритет: medium
EPSS Низкий
CVSS3: 7.8

Описание

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix race on unaccepted mptcp sockets When the listener socket owning the relevant request is closed, it frees the unaccepted subflows and that causes later deletion of the paired MPTCP sockets. The mptcp socket's worker can run in the time interval between such delete operations. When that happens, any access to msk->first will cause an UaF access, as the subflow cleanup did not cleared such field in the mptcp socket. Address the issue explicitly traversing the listener socket accept queue at close time and performing the needed cleanup on the pending msk. Note that the locking is a bit tricky, as we need to acquire the msk socket lock, while still owning the subflow socket one.

РелизСтатусПримечание
bionic

not-affected

4.13.0-16.19
devel

not-affected

6.11.0-8.8
esm-infra-legacy/trusty

not-affected

3.11.0-12.19
esm-infra/bionic

not-affected

4.13.0-16.19
esm-infra/focal

not-affected

5.4.0-9.12
esm-infra/xenial

not-affected

4.4.0-2.16
focal

not-affected

5.4.0-9.12
jammy

not-affected

5.13.0-19.19
noble

not-affected

6.5.0-9.9
oracular

not-affected

6.8.0-31.31

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

ignored

end of kernel support
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

not-affected

4.15.0-1001.1
devel

not-affected

6.11.0-1004.4
esm-infra-legacy/trusty

not-affected

4.4.0-1002.2
esm-infra/bionic

not-affected

4.15.0-1001.1
esm-infra/focal

not-affected

5.4.0-1005.5
esm-infra/xenial

not-affected

4.4.0-1001.10
focal

not-affected

5.4.0-1005.5
jammy

not-affected

5.13.0-1005.6
noble

not-affected

6.5.0-1008.8
oracular

not-affected

6.8.0-1008.8

Показывать по

РелизСтатусПримечание
bionic

ignored

end of standard support
devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

ignored

superseded by linux-aws-5.3
esm-infra/focal

DNE

focal

DNE

jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

ignored

superseded by linux-aws-5.13
esm-infra/xenial

DNE

focal

ignored

end of standard support, was ignored [superseded by linux-aws-5.13]
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

ignored

superseded by linux-aws-5.15
esm-infra/xenial

DNE

focal

ignored

end of standard support, was ignored [superseded by linux-aws-5.15]
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

not-affected

5.15.0-1015.19~20.04.1
esm-infra/xenial

DNE

focal

not-affected

5.15.0-1015.19~20.04.1
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

ignored

superseded by linux-aws-6.2
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

ignored

end of standard support
devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

ignored

superseded by linux-aws-5.4
esm-infra/focal

DNE

focal

DNE

jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

not-affected

5.4.0-1020.20~18.04.2
devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

not-affected

5.4.0-1020.20~18.04.2
esm-infra/focal

DNE

focal

DNE

jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

ignored

superseded by linux-aws-5.11
esm-infra/xenial

DNE

focal

ignored

end of standard support, was ignored [superseded by linux-aws-5.11]
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

ignored

superseded by linux-aws-6.5
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

ignored

superseded by linux-aws-6.8
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

not-affected

6.8.0-1009.9~22.04.2
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

DNE

fips-preview/jammy

not-affected

5.15.0-1051.56+fips1
fips-updates/bionic

not-affected

4.15.0-2000.4
fips-updates/focal

not-affected

5.4.0-1021.21+fips2
fips-updates/jammy

not-affected

5.15.0-1052.57+fips1
fips-updates/xenial

DNE

fips/bionic

not-affected

4.15.0-2000.4

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

DNE

esm-infra/xenial

not-affected

4.15.0-1031.33~16.04.1
focal

DNE

jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

ignored

end of standard support
devel

not-affected

6.11.0-1004.4
esm-infra-legacy/trusty

not-affected

4.15.0-1023.24~14.04.1
esm-infra/bionic

ignored

superseded by linux-azure-5.3
esm-infra/focal

not-affected

5.4.0-1006.6
esm-infra/xenial

not-affected

4.11.0-1015.15
focal

not-affected

5.4.0-1006.6
jammy

not-affected

5.13.0-1006.7
noble

not-affected

6.5.0-1007.7
oracular

not-affected

6.8.0-1007.7

Показывать по

РелизСтатусПримечание
bionic

not-affected

4.15.0-1082.92
devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

not-affected

4.15.0-1082.92
esm-infra/focal

DNE

focal

DNE

jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

ignored

superseded by linux-azure-5.13
esm-infra/xenial

DNE

focal

ignored

end of standard support, was ignored [superseded by linux-azure-5.13]
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

ignored

superseded by linux-azure-5.15
esm-infra/xenial

DNE

focal

ignored

end of standard support, was ignored [superseded by linux-azure-5.15]
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

not-affected

5.15.0-1007.8~20.04.1
esm-infra/xenial

DNE

focal

not-affected

5.15.0-1007.8~20.04.1
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

ignored

superseded by linux-azure-6.2
noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

ignored

end of standard support
devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

ignored

superseded by linux-azure-5.4
esm-infra/focal

DNE

focal

DNE

jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

not-affected

5.4.0-1022.22~18.04.1
devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

not-affected

5.4.0-1022.22~18.04.1
esm-infra/focal

DNE

focal

DNE

jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

ignored

superseded by linux-azure-5.11
esm-infra/xenial

DNE

focal

ignored

end of standard support, was ignored [superseded by linux-azure-5.11]
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

ignored

superseded by linux-azure-6.5
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

ignored

superseded by linux-azure-6.8
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

not-affected

6.8.0-1008.8~22.04.1
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

ignored

end of standard support
devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

ignored

superseded by linux-azure-5.3
esm-infra/focal

DNE

focal

DNE

jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

ignored

superseded by linux-azure-fde-5.15
esm-infra/xenial

DNE

focal

ignored

end of standard support, was ignored [superseded by linux-azure-fde-5.15]
jammy

not-affected

5.15.0-1019.24.1
noble

not-affected

6.8.0-1041.48
oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

not-affected

5.15.0-1019.24~20.04.1.1
esm-infra/xenial

DNE

focal

not-affected

5.15.0-1019.24~20.04.1.1
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

ignored

superseded by linux-azure-fde-6.2
noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

ignored

replaced by linux-azure-6.5
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

DNE

fips-preview/jammy

not-affected

5.15.0-1053.61+fips1
fips-updates/bionic

not-affected

4.15.0-1002.2
fips-updates/focal

not-affected

5.4.0-1022.22+fips1
fips-updates/jammy

not-affected

5.15.0-1058.66+fips1
fips-updates/xenial

DNE

fips/bionic

not-affected

4.15.0-1002.2

Показывать по

РелизСтатусПримечание
bionic

DNE

bluefield/jammy

not-affected

5.15.0-1011.13
devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

not-affected

5.4.0-1011.14
esm-infra/xenial

DNE

focal

not-affected

5.4.0-1011.14
jammy

DNE

noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

DNE

fips-preview/jammy

not-affected

5.15.0-73.80+fips1
fips-updates/bionic

not-affected

4.15.0-1027.32
fips-updates/focal

not-affected

5.4.0-1026.30
fips-updates/jammy

not-affected

5.15.0-92.102+fips1
fips-updates/xenial

not-affected

4.4.0-1003.3
fips/bionic

not-affected

4.15.0-1011.12

Показывать по

РелизСтатусПримечание
bionic

ignored

end of standard support
devel

not-affected

6.11.0-1003.3
esm-infra-legacy/trusty

DNE

esm-infra/bionic

ignored

superseded by linux-gcp-5.3
esm-infra/focal

not-affected

5.4.0-1005.5
esm-infra/xenial

not-affected

4.10.0-1004.4
focal

not-affected

5.4.0-1005.5
jammy

not-affected

5.13.0-1005.6
noble

not-affected

6.5.0-1007.7
oracular

not-affected

6.8.0-1007.7

Показывать по

РелизСтатусПримечание
bionic

not-affected

4.15.0-1071.81
devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

not-affected

4.15.0-1071.81
esm-infra/focal

DNE

focal

DNE

jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

ignored

superseded by linux-gcp-5.13
esm-infra/xenial

DNE

focal

ignored

end of standard support, was ignored [superseded by linux-gcp-5.13]
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

ignored

superseded by linux-gcp-5.15
esm-infra/xenial

DNE

focal

ignored

end of standard support, was ignored [superseded by linux-gcp-5.15]
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

not-affected

5.15.0-1006.9~20.04.1
esm-infra/xenial

DNE

focal

not-affected

5.15.0-1006.9~20.04.1
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

ignored

superseded by linux-gcp-6.2
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

ignored

end of standard support
devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

ignored

superseded by linux-gcp-5.4
esm-infra/focal

DNE

focal

DNE

jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

not-affected

5.4.0-1021.21~18.04.1
devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

not-affected

5.4.0-1021.21~18.04.1
esm-infra/focal

DNE

focal

DNE

jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

ignored

superseded by linux-gcp-5.11
esm-infra/xenial

DNE

focal

ignored

end of standard support, was ignored [superseded by linux-gcp-5.11]
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

ignored

superseded by linux-gcp-6.5
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

ignored

superseded by linux-gcp-6.8
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

not-affected

6.8.0-1010.11~22.04.1
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

DNE

fips-preview/jammy

not-affected

5.15.0-1048.56+fips1
fips-updates/bionic

not-affected

4.15.0-2013.14
fips-updates/focal

not-affected

5.4.0-1021.21+fips1
fips-updates/jammy

not-affected

5.15.0-1048.56+fips1
fips-updates/xenial

DNE

fips/bionic

not-affected

4.15.0-1001.1

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

ignored

end of kernel support
focal

ignored

end of kernel support
jammy

not-affected

5.15.0-1002.2
noble

not-affected

6.8.0-1003.5
oracular

DNE

trusty

DNE

trusty/esm

DNE

Показывать по

РелизСтатусПримечание
bionic

ignored

end of standard support
devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

ignored

superseded by linux-gke-5.0
esm-infra/focal

DNE

focal

DNE

jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

ignored

end of kernel support
esm-infra/xenial

DNE

focal

ignored

end of kernel support
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

ignored

end of standard support
devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

ignored

end of kernel support
esm-infra/focal

DNE

focal

DNE

jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

ignored

end of kernel support
focal

ignored

end of kernel support
jammy

not-affected

5.15.0-1001.2
noble

not-affected

6.8.0-1001.3
oracular

DNE

trusty

DNE

trusty/esm

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

ignored

end of kernel support
esm-infra/xenial

DNE

focal

ignored

end of kernel support
jammy

DNE

noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

ignored

end of standard support
devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

ignored

end of kernel support
esm-infra/focal

DNE

focal

DNE

jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

ignored

end of standard support
devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

ignored

replaced by linux-hwe-5.4
esm-infra/focal

DNE

esm-infra/xenial

not-affected

4.8.0-39.42~16.04.1
focal

DNE

jammy

DNE

noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

ignored

superseded by linux-hwe-5.13
esm-infra/xenial

DNE

focal

ignored

end of standard support, was ignored [superseded by linux-hwe-5.13]
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

ignored

superseded by linux-hwe-5.15
esm-infra/xenial

DNE

focal

ignored

end of standard support, was ignored [superseded by linux-hwe-5.15]
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

not-affected

5.15.0-33.34~20.04.1
esm-infra/xenial

DNE

focal

not-affected

5.15.0-33.34~20.04.1
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

ignored

superseded by linux-hwe-6.2
noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

not-affected

5.4.0-37.41~18.04.1
devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

not-affected

5.4.0-37.41~18.04.1
esm-infra/focal

DNE

focal

DNE

jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

ignored

superseded by linux-hwe-5.11
focal

ignored

end of standard support, was ignored [superseded by linux-hwe-5.11]
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

trusty/esm

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

DNE

noble

not-affected

6.11.0-17.17~24.04.2
oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

ignored

superseded by linux-hwe-6.5
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

ignored

superseded by linux-hwe-6.8
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

not-affected

6.8.0-38.38~22.04.1
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

ignored

end of standard support
devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

ignored

superseded by linux-hwe-5.4
esm-infra/focal

DNE

esm-infra/xenial

ignored

superseded by linux-hwe
focal

DNE

jammy

DNE

noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

not-affected

5.4.0-1004.5
esm-infra/xenial

DNE

focal

not-affected

5.4.0-1004.5
jammy

not-affected

5.15.0-1002.2
noble

not-affected

6.5.0-1009.9
oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

not-affected

5.15.0-1034.37~20.04.1
esm-infra/xenial

DNE

focal

not-affected

5.15.0-1034.37~20.04.1
jammy

DNE

noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

not-affected

5.4.0-1010.11~18.04.2
devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

not-affected

5.4.0-1010.11~18.04.2
esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

DNE

noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

DNE

noble

not-affected

6.8.0-1001.6
oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

ignored

end of kernel support
focal

ignored

end of kernel support
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

trusty/esm

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra/focal

DNE

focal

DNE

jammy

ignored

superseded by Ubuntu Pro ppa version
noble

DNE

oracular

DNE

realtime/jammy

not-affected

5.15.0-1021.26
trusty

DNE

upstream

released

5.19~rc5

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

not-affected

5.15.0-1004.6
noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

not-affected

5.15.0-1003.5~20.04.1
esm-infra/xenial

DNE

focal

not-affected

5.15.0-1003.5~20.04.1
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

not-affected

5.4.0-1001.3
esm-infra/xenial

DNE

focal

not-affected

5.4.0-1001.3
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

not-affected

4.15.0-1002.2
devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

not-affected

4.15.0-1002.2
esm-infra/focal

not-affected

5.4.0-1004.4
esm-infra/xenial

not-affected

4.4.0-1007.12
focal

not-affected

5.4.0-1004.4
jammy

not-affected

5.13.0-1004.4
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

not-affected

5.15.0-22.22
noble

not-affected

6.5.0-9.9.1
oracular

not-affected

6.8.0-31.31.1
trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

not-affected

5.15.0-33.34~20.04.1
esm-infra/xenial

DNE

focal

not-affected

5.15.0-33.34~20.04.1
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

ignored

superseded by linux-lowlatency-hwe-6.2
noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

DNE

noble

not-affected

6.11.0-1007.7~24.04.1
oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

ignored

superseded by linux-lowlatency-hwe-6.5
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

ignored

superseded by linux-lowlatency-hwe-6.8
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

not-affected

6.8.0-38.38.1~22.04.2
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

not-affected

4.4.0-13.29~14.04.1
esm-infra/focal

DNE

focal

DNE

jammy

DNE

noble

DNE

oracular

DNE

trusty

not-affected

4.4.0-13.29~14.04.1
trusty/esm

not-affected

4.4.0-13.29~14.04.1

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

not-affected

5.15.0-1005.5
noble

not-affected

6.8.0-1007.7
oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

ignored

superseded by linux-nvidia-6.5
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

ignored

superseded by linux-nvidia-6.8
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

not-affected

6.8.0-1008.8~22.04.1
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

DNE

noble

not-affected

6.8.0-1009.9.1
oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

ignored

end of standard support
devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

ignored

replaced by linux-hwe-5.4
esm-infra/focal

DNE

focal

DNE

jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

ignored

superseded by linux-oem-5.13
focal

ignored

end of standard support, was ignored [superseded by linux-oem-5.13]
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

trusty/esm

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

ignored

superseded by linux-oem-5.14
focal

ignored

end of standard support, was ignored [superseded by linux-oem-5.14]
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

trusty/esm

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

ignored

replaced by linux-hwe-5.15
focal

ignored

end of standard support, was ignored [replaced by linux-hwe-5.15]
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

trusty/esm

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

ignored

superseded by linux-oem-6.1
noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

ignored

superseded by linux-oem-5.10
focal

ignored

end of standard support, was ignored [superseded by linux-oem-5.10]
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

trusty/esm

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

ignored

superseded by linux-oem-6.1
noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

ignored

superseded by linux-oem-6.5
noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

DNE

noble

not-affected

6.11.0-1007.7
oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

ignored

superseded by linux-oem-6.8
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

DNE

noble

not-affected

6.8.0-1003.3
oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

not-affected

4.15.0-1008.10
devel

not-affected

6.11.0-1006.6
esm-infra-legacy/trusty

DNE

esm-infra/bionic

not-affected

4.15.0-1008.10
esm-infra/focal

not-affected

5.4.0-1005.5
esm-infra/xenial

not-affected

4.15.0-1008.10~16.04.1
focal

not-affected

5.4.0-1005.5
jammy

not-affected

5.13.0-1008.10
noble

not-affected

6.5.0-1010.10
oracular

not-affected

6.8.0-1005.5

Показывать по

РелизСтатусПримечание
bionic

ignored

end of standard support
devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

ignored

superseded by linux-oracle-5.3
esm-infra/focal

DNE

focal

DNE

jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

ignored

superseded by linux-oracle-5.13
esm-infra/xenial

DNE

focal

ignored

end of standard support, was ignored [superseded by linux-oracle-5.13]
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

ignored

superseded by linux-oracle-5.15
esm-infra/xenial

DNE

focal

ignored

end of standard support, was ignored [superseded by linux-oracle-5.15]
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

not-affected

5.15.0-1007.9~20.04.1
esm-infra/xenial

DNE

focal

not-affected

5.15.0-1007.9~20.04.1
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

ignored

end of standard support
devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

ignored

superseded by linux-oracle-5.4
esm-infra/focal

DNE

focal

DNE

jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

not-affected

5.4.0-1021.21~18.04.1
devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

not-affected

5.4.0-1021.21~18.04.1
esm-infra/focal

DNE

focal

DNE

jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

ignored

superseded by linux-oracle-5.11
esm-infra/xenial

DNE

focal

ignored

end of standard support, was ignored [superseded by linux-oracle-5.11]
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

ignored

superseded by linux-oracle-6.8
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

not-affected

6.8.0-1006.6~22.04.3
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

not-affected

6.11.0-1004.4
esm-infra-legacy/trusty

DNE

esm-infra/focal

not-affected

5.4.0-1007.7
focal

not-affected

5.4.0-1007.7
jammy

not-affected

5.13.0-1008.9
noble

not-affected

6.5.0-1005.7
oracular

not-affected

6.8.0-1004.4
trusty

DNE

trusty/esm

DNE

Показывать по

РелизСтатусПримечание
bionic

not-affected

5.4.0-1013.13~18.04.1
devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

not-affected

5.4.0-1013.13~18.04.1
esm-infra/focal

DNE

focal

DNE

jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra/focal

DNE

focal

DNE

jammy

DNE

noble

ignored

superseded by Ubuntu Pro ppa version
oracular

DNE

realtime/noble

not-affected

6.7.0-2001.1
trusty

DNE

upstream

released

5.19~rc5

Показывать по

РелизСтатусПримечание
bionic

ignored

end of standard support
devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

ignored

replaced by linux-raspi
focal

ignored

end of standard support, was ignored [replaced by linux-raspi]
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

trusty/esm

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

not-affected

6.11.0-1001.1
esm-infra/focal

DNE

focal

DNE

jammy

ignored

superseded by Ubuntu Pro ppa version
noble

not-affected

6.8.1-1015.16
oracular

not-affected

6.11.0-1001.1
realtime/jammy

not-affected

5.15.0-1006.6
realtime/noble

not-affected

6.8.0-1008.19
trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

not-affected

6.11.0-8.8.1
esm-infra-legacy/trusty

DNE

esm-infra/focal

ignored

superseded by linux-riscv-5.8
focal

ignored

end of standard support, was ignored [superseded by linux-riscv-5.8]
jammy

ignored

end of kernel support
noble

not-affected

6.5.0-9.9.1
oracular

not-affected

6.8.0-31.31.1
trusty

DNE

trusty/esm

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

ignored

superseded by linux-riscv-5.13
esm-infra/xenial

DNE

focal

ignored

end of standard support, was ignored [superseded by linux-riscv-5.13]
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

not-affected

5.15.0-1015.17~20.04.1
esm-infra/xenial

DNE

focal

not-affected

5.15.0-1015.17~20.04.1
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

ignored

end of kernel support
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

ignored

superseded by linux-riscv-5.11
esm-infra/xenial

DNE

focal

ignored

end of standard support, was ignored [superseded by linux-riscv-5.11]
jammy

DNE

noble

DNE

oracular

DNE

trusty

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

ignored

superseded by linux-riscv-6.8
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

not-affected

6.8.0-38.38.1~22.04.1
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

ignored

end of kernel support
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

ignored

superseded by linux-starfive-6.5
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/bionic

DNE

esm-infra/focal

DNE

esm-infra/xenial

DNE

focal

DNE

jammy

ignored

end of kernel support
noble

DNE

oracular

DNE

Показывать по

РелизСтатусПримечание
bionic

DNE

devel

DNE

esm-infra-legacy/trusty

DNE

esm-infra/focal

not-affected

5.4.0-1020.24
esm-infra/xenial

DNE

focal

not-affected

5.4.0-1020.24
jammy

not-affected

5.15.0-1022.26
noble

DNE

oracular

DNE

trusty

DNE

Показывать по

EPSS

Процентиль: 12%
0.0004
Низкий

7.8 High

CVSS3

Связанные уязвимости

CVSS3: 7.8
redhat
12 месяцев назад

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix race on unaccepted mptcp sockets When the listener socket owning the relevant request is closed, it frees the unaccepted subflows and that causes later deletion of the paired MPTCP sockets. The mptcp socket's worker can run in the time interval between such delete operations. When that happens, any access to msk->first will cause an UaF access, as the subflow cleanup did not cleared such field in the mptcp socket. Address the issue explicitly traversing the listener socket accept queue at close time and performing the needed cleanup on the pending msk. Note that the locking is a bit tricky, as we need to acquire the msk socket lock, while still owning the subflow socket one.

CVSS3: 7.8
nvd
12 месяцев назад

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix race on unaccepted mptcp sockets When the listener socket owning the relevant request is closed, it frees the unaccepted subflows and that causes later deletion of the paired MPTCP sockets. The mptcp socket's worker can run in the time interval between such delete operations. When that happens, any access to msk->first will cause an UaF access, as the subflow cleanup did not cleared such field in the mptcp socket. Address the issue explicitly traversing the listener socket accept queue at close time and performing the needed cleanup on the pending msk. Note that the locking is a bit tricky, as we need to acquire the msk socket lock, while still owning the subflow socket one.

CVSS3: 7.8
debian
12 месяцев назад

In the Linux kernel, the following vulnerability has been resolved: m ...

CVSS3: 7.8
github
12 месяцев назад

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix race on unaccepted mptcp sockets When the listener socket owning the relevant request is closed, it frees the unaccepted subflows and that causes later deletion of the paired MPTCP sockets. The mptcp socket's worker can run in the time interval between such delete operations. When that happens, any access to msk->first will cause an UaF access, as the subflow cleanup did not cleared such field in the mptcp socket. Address the issue explicitly traversing the listener socket accept queue at close time and performing the needed cleanup on the pending msk. Note that the locking is a bit tricky, as we need to acquire the msk socket lock, while still owning the subflow socket one.

CVSS3: 7.8
fstec
больше 3 лет назад

Уязвимость функции __mptcp_close_ssk() модуля net/mptcp/protocol.c реализации протокола MPTCP ядра операционной системы Linux, позволяющая нарушителю оказать воздействие на конфиденциальность, целостность и доступность защищаемой информации

EPSS

Процентиль: 12%
0.0004
Низкий

7.8 High

CVSS3

Уязвимость CVE-2022-49669