CVE-2021-41864

Опубликовано: 02 окт. 2021

Источник: nvd

CVSS3: 7.8

CVSS2: 4.6

EPSS Низкий

Описание

prealloc_elems_and_freelist in kernel/bpf/stackmap.c in the Linux kernel before 5.14.12 allows unprivileged users to trigger an eBPF multiplication integer overflow with a resultant out-of-bounds write.

Ссылки

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.14.12
Mailing List
Patch
Vendor Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git/commit/?id=30e29a9a2bc6a4888335a6ede968b75cd329657a
Mailing List
Patch
Vendor Advisory
https://github.com/torvalds/linux/commit/30e29a9a2bc6a4888335a6ede968b75cd329657a
Patch
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html
Mailing List
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html
Mailing List
Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7BLLVKYAIETEORUPTFO3TR3C33ZPFXQM/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LAT3RERO6QBKSPJBNNRWY3D4NCGTFOS7/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SYKURLXBB2555ASWMPDNMBUPD6AG2JKQ/
https://security.netapp.com/advisory/ntap-20211029-0004/
Third Party Advisory
https://www.debian.org/security/2022/dsa-5096
Third Party Advisory
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.14.12
Mailing List
Patch
Vendor Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git/commit/?id=30e29a9a2bc6a4888335a6ede968b75cd329657a
Mailing List
Patch
Vendor Advisory
https://github.com/torvalds/linux/commit/30e29a9a2bc6a4888335a6ede968b75cd329657a
Patch
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html
Mailing List
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html
Mailing List
Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7BLLVKYAIETEORUPTFO3TR3C33ZPFXQM/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LAT3RERO6QBKSPJBNNRWY3D4NCGTFOS7/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SYKURLXBB2555ASWMPDNMBUPD6AG2JKQ/
https://security.netapp.com/advisory/ntap-20211029-0004/
Third Party Advisory
https://www.debian.org/security/2022/dsa-5096
Third Party Advisory

Уязвимые конфигурации

Конфигурация 1

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Версия до 5.14.12 (исключая)

Конфигурация 2

Одно из

cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*

cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*

cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*

Конфигурация 3

Одно из

cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*

cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:*

cpe:2.3:a:netapp:solidfire:-:*:*:*:*:*:*:*

Конфигурация 4

Одновременно

cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:netapp:h410c:-:*:*:*:*:*:*:*

Конфигурация 5

Одновременно

cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:*

Конфигурация 6

Одновременно

cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:*

Конфигурация 7

Одновременно

cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:*

Конфигурация 8

Одновременно

cpe:2.3:o:netapp:h300e_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:netapp:h300e:-:*:*:*:*:*:*:*

Конфигурация 9

Одновременно

cpe:2.3:o:netapp:h500e_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:netapp:h500e:-:*:*:*:*:*:*:*

Конфигурация 10

Одновременно

cpe:2.3:o:netapp:h700e_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:netapp:h700e:-:*:*:*:*:*:*:*

Конфигурация 11

Одновременно

cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:*

Конфигурация 12

Одновременно

cpe:2.3:o:netapp:solidfire_baseboard_management_controller_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:netapp:solidfire_baseboard_management_controller:-:*:*:*:*:*:*:*

Конфигурация 13

Одно из

cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

EPSS

Процентиль: 5%

0.00024

Низкий

7.8 High

CVSS3

4.6 Medium

CVSS2

Дефекты

CWE-190

Связанные уязвимости

CVE-2021-41864

CVSS3: 7.8

ubuntu

больше 3 лет назад

CVE-2021-41864

CVSS3: 7.8

redhat

больше 3 лет назад

CVE-2021-41864

CVSS3: 7.8

msrc

больше 3 лет назад

Описание отсутствует

CVE-2021-41864

CVSS3: 7.8

debian

больше 3 лет назад

prealloc_elems_and_freelist in kernel/bpf/stackmap.c in the Linux kern ...

SUSE-SU-2021:3743-1

suse-cvrf

больше 3 лет назад

Security update for the Linux Kernel (Live Patch 7 for SLE 15 SP3)

EPSS

Процентиль: 5%

0.00024

Низкий

7.8 High

CVSS3

4.6 Medium

CVSS2

Дефекты

CWE-190