Описание
The spectre_v2_select_mitigation function in arch/x86/kernel/cpu/bugs.c in the Linux kernel before 4.18.1 does not always fill RSB upon a context switch, which makes it easier for attackers to conduct userspace-userspace spectreRSB attacks.
| Релиз | Статус | Примечание |
|---|---|---|
| bionic | released | 4.15.0-36.39 |
| cosmic | not-affected | 4.17.0-9.10 |
| devel | not-affected | 4.18.0-10.11 |
| esm-infra-legacy/trusty | not-affected | 3.11.0-12.19 |
| esm-infra/bionic | not-affected | 4.15.0-36.39 |
| esm-infra/xenial | not-affected | 4.4.0-137.163 |
| precise/esm | not-affected | 3.0.0-12.20 |
| trusty | not-affected | 3.11.0-12.19 |
| trusty/esm | not-affected | 3.11.0-12.19 |
| upstream | released | 4.19~rc1 |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| bionic | released | 4.15.0-1023.23 |
| cosmic | not-affected | 4.18.0-1002.3 |
| devel | not-affected | 4.18.0-1002.3 |
| esm-infra-legacy/trusty | not-affected | 4.4.0-1031.34 |
| esm-infra/bionic | not-affected | 4.15.0-1023.23 |
| esm-infra/xenial | not-affected | 4.4.0-1069.79 |
| precise/esm | DNE | |
| trusty | released | 4.4.0-1031.34 |
| trusty/esm | not-affected | 4.4.0-1031.34 |
| upstream | released | 4.19~rc1 |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| bionic | DNE | |
| cosmic | DNE | |
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | |
| esm-infra/xenial | not-affected | 4.15.0-1030.31~16.04.1 |
| precise/esm | DNE | |
| trusty | DNE | |
| trusty/esm | DNE | |
| upstream | released | 4.19~rc1 |
| xenial | not-affected | 4.15.0-1030.31~16.04.1 |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| bionic | released | 4.15.0-1025.26 |
| cosmic | not-affected | 4.18.0-1003.3 |
| devel | not-affected | 4.18.0-1003.3 |
| esm-infra-legacy/trusty | not-affected | 4.15.0-1030.31~14.04.1 |
| esm-infra/bionic | not-affected | 4.15.0-1025.26 |
| esm-infra/xenial | not-affected | 4.15.0-1025.26~16.04.1 |
| precise/esm | DNE | |
| trusty | released | 4.15.0-1030.31~14.04.1 |
| trusty/esm | not-affected | 4.15.0-1030.31~14.04.1 |
| upstream | released | 4.19~rc1 |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| bionic | released | 4.15.0-1025.26 |
| cosmic | DNE | |
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | |
| esm-infra/bionic | not-affected | 4.15.0-1025.26 |
| precise/esm | DNE | |
| trusty | DNE | |
| trusty/esm | DNE | |
| upstream | released | 4.19~rc1 |
| xenial | released | 4.15.0-1025.26~16.04.1 |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| bionic | DNE | |
| cosmic | DNE | |
| devel | DNE | |
| esm-apps/xenial | DNE | |
| esm-infra-legacy/trusty | DNE | |
| precise/esm | DNE | |
| trusty | DNE | |
| trusty/esm | DNE | |
| upstream | released | 4.19~rc1 |
| xenial | ignored | end of standard support |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| bionic | DNE | |
| cosmic | DNE | |
| devel | DNE | |
| esm-apps/xenial | DNE | |
| esm-infra-legacy/trusty | DNE | trusty/esm was DNE [trusty was ignored [abandoned]] |
| precise/esm | DNE | |
| trusty | ignored | end of standard support |
| trusty/esm | DNE | trusty was ignored [abandoned] |
| upstream | released | 4.19~rc1 |
| xenial | ignored | end of standard support |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| bionic | released | 4.15.0-1021.22 |
| cosmic | not-affected | 4.18.0-1002.3 |
| devel | not-affected | 4.18.0-1002.3 |
| esm-infra-legacy/trusty | DNE | |
| esm-infra/bionic | not-affected | 4.15.0-1021.22 |
| esm-infra/xenial | not-affected | 4.15.0-1021.22~16.04.1 |
| precise/esm | DNE | |
| trusty | DNE | |
| trusty/esm | DNE | |
| upstream | released | 4.19~rc1 |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| bionic | not-affected | 4.18.0-1004.5~18.04.1 |
| cosmic | DNE | |
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | |
| esm-infra/bionic | not-affected | 4.18.0-1004.5~18.04.1 |
| precise/esm | DNE | |
| trusty | DNE | |
| trusty/esm | DNE | |
| upstream | released | 4.19~rc1 |
| xenial | DNE |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| bionic | DNE | |
| cosmic | DNE | |
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | |
| precise/esm | DNE | |
| trusty | DNE | |
| trusty/esm | DNE | |
| upstream | released | 4.19~rc1 |
| xenial | ignored | end of standard support |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| bionic | DNE | |
| cosmic | DNE | |
| devel | DNE | |
| esm-apps/xenial | DNE | |
| esm-infra-legacy/trusty | DNE | trusty/esm was DNE [trusty was ignored [abandoned]] |
| precise/esm | DNE | |
| trusty | ignored | end of standard support |
| trusty/esm | DNE | trusty was ignored [abandoned] |
| upstream | released | 4.19~rc1 |
| xenial | ignored | end of standard support |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| bionic | DNE | |
| cosmic | DNE | |
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | trusty/esm was DNE [trusty was ignored [abandoned]] |
| precise/esm | DNE | |
| trusty | ignored | end of standard support |
| trusty/esm | DNE | trusty was ignored [abandoned] |
| upstream | released | 4.19~rc1 |
| xenial | DNE |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| bionic | not-affected | 4.18.0-13.14~18.04.1 |
| cosmic | DNE | |
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | |
| esm-infra/bionic | not-affected | 4.18.0-13.14~18.04.1 |
| esm-infra/xenial | not-affected | 4.15.0-36.39~16.04.1 |
| precise/esm | DNE | |
| trusty | DNE | |
| trusty/esm | DNE | |
| upstream | released | 4.19~rc1 |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| bionic | not-affected | 4.18.0-12.13~18.04.1 |
| cosmic | DNE | |
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | |
| esm-infra/bionic | not-affected | 4.18.0-12.13~18.04.1 |
| esm-infra/xenial | not-affected | 4.15.0-36.39~16.04.1 |
| precise/esm | DNE | |
| trusty | DNE | |
| trusty/esm | DNE | |
| upstream | released | 4.19~rc1 |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| bionic | released | 4.15.0-1023.23 |
| cosmic | not-affected | 4.18.0-1002.2 |
| devel | not-affected | 4.18.0-1003.3 |
| esm-infra-legacy/trusty | DNE | |
| esm-infra/bionic | not-affected | 4.15.0-1023.23 |
| esm-infra/xenial | not-affected | 4.4.0-1035.41 |
| precise/esm | DNE | |
| trusty | DNE | |
| trusty/esm | DNE | |
| upstream | released | 4.19~rc1 |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| bionic | DNE | |
| cosmic | DNE | |
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | |
| precise/esm | not-affected | 3.13.0-24.46~precise1 |
| trusty | DNE | |
| trusty/esm | DNE | |
| upstream | released | 4.19~rc1 |
| xenial | DNE |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| bionic | DNE | |
| cosmic | DNE | |
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | trusty/esm was DNE [trusty was ignored [end of standard support]] |
| precise/esm | DNE | |
| trusty | ignored | end of standard support |
| trusty/esm | DNE | trusty was ignored [end of standard support] |
| upstream | released | 4.19~rc1 |
| xenial | DNE |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| bionic | DNE | |
| cosmic | DNE | |
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | trusty/esm was DNE [trusty was ignored [end of standard support]] |
| precise/esm | DNE | |
| trusty | ignored | end of standard support |
| trusty/esm | DNE | trusty was ignored [end of standard support] |
| upstream | released | 4.19~rc1 |
| xenial | DNE |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| bionic | DNE | |
| cosmic | DNE | |
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | trusty/esm was DNE [trusty was ignored [end of standard support]] |
| precise/esm | DNE | |
| trusty | ignored | end of standard support |
| trusty/esm | DNE | trusty was ignored [end of standard support] |
| upstream | released | 4.19~rc1 |
| xenial | DNE |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| bionic | DNE | |
| cosmic | DNE | |
| devel | DNE | |
| esm-infra-legacy/trusty | not-affected | 4.4.0-137.163~14.04.1 |
| precise/esm | DNE | |
| trusty | released | 4.4.0-137.163~14.04.1 |
| trusty/esm | not-affected | 4.4.0-137.163~14.04.1 |
| upstream | released | 4.19~rc1 |
| xenial | DNE |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| bionic | DNE | |
| cosmic | DNE | |
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | trusty/esm was DNE [trusty was ignored [abandoned]] |
| precise/esm | DNE | |
| trusty | ignored | end of standard support |
| trusty/esm | DNE | trusty was ignored [abandoned] |
| upstream | released | 4.19~rc1 |
| xenial | DNE |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| bionic | DNE | |
| cosmic | DNE | |
| devel | DNE | |
| esm-apps/xenial | DNE | |
| esm-infra-legacy/trusty | DNE | trusty/esm was DNE [trusty was ignored [abandoned]] |
| precise/esm | DNE | |
| trusty | ignored | end of standard support |
| trusty/esm | DNE | trusty was ignored [abandoned] |
| upstream | released | 4.19~rc1 |
| xenial | ignored | end of standard support |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| bionic | DNE | |
| cosmic | DNE | |
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | trusty/esm was DNE [trusty was ignored [abandoned]] |
| precise/esm | DNE | |
| trusty | ignored | end of standard support |
| trusty/esm | DNE | trusty was ignored [abandoned] |
| upstream | released | 4.19~rc1 |
| xenial | DNE |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| bionic | released | 4.15.0-1021.24 |
| cosmic | not-affected | 4.15.0-1021.24 |
| devel | not-affected | 4.15.0-1021.24 |
| esm-infra-legacy/trusty | DNE | |
| esm-infra/bionic | not-affected | 4.15.0-1021.24 |
| precise/esm | DNE | |
| trusty | DNE | |
| trusty/esm | DNE | |
| upstream | released | 4.19~rc1 |
| xenial | ignored | end of standard support, was needed |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| bionic | not-affected | 4.15.0-1007.9 |
| cosmic | not-affected | |
| devel | not-affected | 4.15.0-1007.9 |
| esm-infra-legacy/trusty | DNE | |
| esm-infra/bionic | not-affected | 4.15.0-1007.9 |
| esm-infra/xenial | not-affected | 4.15.0-1007.9~16.04.1 |
| precise/esm | DNE | |
| trusty | DNE | |
| trusty/esm | DNE | |
| upstream | released | 4.19~rc1 |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| bionic | released | 4.15.0-1024.26 |
| cosmic | not-affected | 4.18.0-1004.6 |
| devel | not-affected | 4.18.0-1005.7 |
| esm-infra-legacy/trusty | DNE | |
| precise/esm | DNE | |
| trusty | DNE | |
| trusty/esm | DNE | |
| upstream | released | 4.19~rc1 |
| xenial | released | 4.4.0-1098.106 |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| bionic | not-affected | |
| cosmic | DNE | |
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | |
| precise/esm | DNE | |
| trusty | DNE | |
| trusty/esm | DNE | |
| upstream | released | 4.19~rc1 |
| xenial | released | 4.4.0-1102.107 |
Показывать по
Ссылки на источники
EPSS
2.1 Low
CVSS2
6.5 Medium
CVSS3
Связанные уязвимости
The spectre_v2_select_mitigation function in arch/x86/kernel/cpu/bugs.c in the Linux kernel before 4.18.1 does not always fill RSB upon a context switch, which makes it easier for attackers to conduct userspace-userspace spectreRSB attacks.
The spectre_v2_select_mitigation function in arch/x86/kernel/cpu/bugs.c in the Linux kernel before 4.18.1 does not always fill RSB upon a context switch, which makes it easier for attackers to conduct userspace-userspace spectreRSB attacks.
The spectre_v2_select_mitigation function in arch/x86/kernel/cpu/bugs. ...
The spectre_v2_select_mitigation function in arch/x86/kernel/cpu/bugs.c in the Linux kernel before 4.18.1 does not always fill RSB upon a context switch, which makes it easier for attackers to conduct userspace-userspace spectreRSB attacks.
Уязвимость функции spectre_v2_select_mitigation ядра операционной системы Linux, связанная с чтением за границами буфера, позволяющая нарушителю получить доступ к конфиденциальным данным
EPSS
2.1 Low
CVSS2
6.5 Medium
CVSS3