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SUSE-SU-2019:2613-1

Опубликовано: 08 окт. 2019
Источник: suse-cvrf

Описание

Security update for the Linux Kernel (Live Patch 27 for SLE 12 SP2)

This update for the Linux Kernel 4.4.121-92_101 fixes one issue.

The following security issue was fixed:

  • CVE-2019-14835: A buffer overflow flaw was found in the way vhost functionality, that translates virtqueue buffers to IOVs, logged the buffer descriptors during migration. A privileged guest user able to pass descriptors with invalid length to the host when migration is underway, could use this flaw to increase their privileges on the host (bsc#1151021).

Список пакетов

SUSE Linux Enterprise Server 12 SP1-LTSS
kgraft-patch-3_12_74-60_64_107-default-9-2.1
kgraft-patch-3_12_74-60_64_107-xen-9-2.1
kgraft-patch-3_12_74-60_64_115-default-4-2.1
kgraft-patch-3_12_74-60_64_115-xen-4-2.1
kgraft-patch-3_12_74-60_64_110-default-5-2.1
kgraft-patch-3_12_74-60_64_110-xen-5-2.1
kgraft-patch-3_12_74-60_64_121-default-2-2.1
kgraft-patch-3_12_74-60_64_121-xen-2-2.1
kgraft-patch-3_12_74-60_64_118-default-2-2.1
kgraft-patch-3_12_74-60_64_118-xen-2-2.1
SUSE Linux Enterprise Server 12 SP2-LTSS
kgraft-patch-4_4_121-92_95-default-8-2.1
kgraft-patch-4_4_121-92_98-default-7-2.1
kgraft-patch-4_4_121-92_117-default-3-2.1
kgraft-patch-4_4_121-92_114-default-4-2.1
kgraft-patch-4_4_121-92_109-default-5-2.1
kgraft-patch-4_4_121-92_104-default-5-2.1
kgraft-patch-4_4_121-92_101-default-5-2.1
SUSE Linux Enterprise Server for SAP Applications 12 SP1
kgraft-patch-3_12_74-60_64_107-default-9-2.1
kgraft-patch-3_12_74-60_64_107-xen-9-2.1
kgraft-patch-3_12_74-60_64_115-default-4-2.1
kgraft-patch-3_12_74-60_64_115-xen-4-2.1
kgraft-patch-3_12_74-60_64_110-default-5-2.1
kgraft-patch-3_12_74-60_64_110-xen-5-2.1
kgraft-patch-3_12_74-60_64_121-default-2-2.1
kgraft-patch-3_12_74-60_64_121-xen-2-2.1
kgraft-patch-3_12_74-60_64_118-default-2-2.1
kgraft-patch-3_12_74-60_64_118-xen-2-2.1
SUSE Linux Enterprise Server for SAP Applications 12 SP2
kgraft-patch-4_4_121-92_95-default-8-2.1
kgraft-patch-4_4_121-92_98-default-7-2.1
kgraft-patch-4_4_121-92_117-default-3-2.1
kgraft-patch-4_4_121-92_114-default-4-2.1
kgraft-patch-4_4_121-92_109-default-5-2.1
kgraft-patch-4_4_121-92_104-default-5-2.1
kgraft-patch-4_4_121-92_101-default-5-2.1

Ссылки

Описание

A buffer overflow flaw was found, in versions from 2.6.34 to 5.2.x, in the way Linux kernel's vhost functionality that translates virtqueue buffers to IOVs, logged the buffer descriptors during migration. A privileged guest user able to pass descriptors with invalid length to the host when migration is underway, could use this flaw to increase their privileges on the host.

Затронутые продукты
SUSE Linux Enterprise Server 12 SP1-LTSS:kgraft-patch-3_12_74-60_64_107-default-9-2.1
SUSE Linux Enterprise Server 12 SP1-LTSS:kgraft-patch-3_12_74-60_64_107-xen-9-2.1
SUSE Linux Enterprise Server 12 SP1-LTSS:kgraft-patch-3_12_74-60_64_110-default-5-2.1
SUSE Linux Enterprise Server 12 SP1-LTSS:kgraft-patch-3_12_74-60_64_110-xen-5-2.1
Ссылки
Уязвимость SUSE-SU-2019:2613-1