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SUSE-SU-2022:0245-1

Опубликовано: 31 янв. 2022
Источник: suse-cvrf

Описание

Security update for the Linux Kernel (Live Patch 26 for SLE 15)

This update for the Linux Kernel 4.12.14-150_78 fixes several issues.

The following security issues were fixed:

  • CVE-2018-25020: Fixed an issue in the BPF subsystem in the Linux kernel mishandled situations with a long jump over an instruction sequence where inner instructions require substantial expansions into multiple BPF instructions, leading to an overflow. (bsc#1193575)
  • CVE-2021-0935: Fixed out of bounds write due to a use after free which could lead to local escalation of privilege with System execution privileges needed in ip6_xmit. (bsc#1192032)

Список пакетов

SUSE Linux Enterprise Live Patching 12 SP4
kgraft-patch-4_12_14-95_83-default-2-2.2
SUSE Linux Enterprise Live Patching 15
kernel-livepatch-4_12_14-150_78-default-2-2.2

Описание

The BPF subsystem in the Linux kernel before 4.17 mishandles situations with a long jump over an instruction sequence where inner instructions require substantial expansions into multiple BPF instructions, leading to an overflow. This affects kernel/bpf/core.c and net/core/filter.c.


Затронутые продукты
SUSE Linux Enterprise Live Patching 12 SP4:kgraft-patch-4_12_14-95_83-default-2-2.2
SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_78-default-2-2.2

Ссылки

Описание

In ip6_xmit of ip6_output.c, there is a possible out of bounds write due to a use after free. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-168607263References: Upstream kernel


Затронутые продукты
SUSE Linux Enterprise Live Patching 12 SP4:kgraft-patch-4_12_14-95_83-default-2-2.2
SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_78-default-2-2.2

Ссылки