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SUSE-SU-2023:2703-1

Опубликовано: 29 июн. 2023
Источник: suse-cvrf

Описание

Security update for the Linux Kernel (Live Patch 8 for SLE 15 SP4)

This update for the Linux Kernel 5.14.21-150400_24_46 fixes several issues.

The following security issues were fixed:

  • CVE-2023-31436: Fixed an out-of-bounds write in qfq_change_class() because lmax can exceed QFQ_MIN_LMAX (bsc#1210989).
  • CVE-2023-28466: Fixed race condition that could lead to use-after-free or NULL pointer dereference in do_tls_getsockopt in net/tls/tls_main.c (bsc#1210452).

Список пакетов

SUSE Linux Enterprise Live Patching 12 SP5
kgraft-patch-4_12_14-122_156-default-3-2.1
SUSE Linux Enterprise Live Patching 15 SP4
kernel-livepatch-5_14_21-150400_24_46-default-5-150400.2.3

Ссылки

Описание

do_tls_getsockopt in net/tls/tls_main.c in the Linux kernel through 6.2.6 lacks a lock_sock call, leading to a race condition (with a resultant use-after-free or NULL pointer dereference).

Затронутые продукты
SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_156-default-3-2.1
SUSE Linux Enterprise Live Patching 15 SP4:kernel-livepatch-5_14_21-150400_24_46-default-5-150400.2.3
Ссылки

Описание

qfq_change_class in net/sched/sch_qfq.c in the Linux kernel before 6.2.13 allows an out-of-bounds write because lmax can exceed QFQ_MIN_LMAX.

Затронутые продукты
SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_156-default-3-2.1
SUSE Linux Enterprise Live Patching 15 SP4:kernel-livepatch-5_14_21-150400_24_46-default-5-150400.2.3
Ссылки