Buffer overflow in Linux kernel - CVE-2022-49635

Vulnerability identifier: #VU104890

CSH Severity: Low

CVSS v4 BT: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-49635

CWE-ID: CWE-119

Exploitation vector: Local access

Exploit availability: No public exploit available

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to memory corruption within the pot_hole() function in drivers/gpu/drm/i915/selftests/i915_gem_gtt.c. A local user can perform a denial of service (DoS) attack.

Linux kernel
SUSE Linux Enterprise Server 12 SP5 LTSS Extended
SUSE Linux Enterprise Server 12 SP5
SUSE Linux Enterprise Server 15 SP5
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Linux Enterprise High Performance Computing LTSS 15
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Micro
SUSE Linux Enterprise Live Patching
openSUSE Leap
Ubuntu
kgraft-patch-4_12_14-122_261-default
kernel-livepatch-SLE15-SP5_Update_25-debugsource
kernel-livepatch-5_14_21-150500_55_100-default
kernel-livepatch-5_14_21-150500_55_100-default-debuginfo
kernel-default-devel
kernel-default-kgraft-devel
kernel-default-kgraft
kernel-default-devel-debuginfo
kernel-default-man
kernel-devel
kernel-macros
kernel-source
kernel-default
cluster-md-kmp-default-debuginfo
kernel-default-base-debuginfo
kernel-default-base
gfs2-kmp-default-debuginfo
gfs2-kmp-default
ocfs2-kmp-default
kernel-syms
cluster-md-kmp-default
kernel-default-debugsource
kernel-default-debuginfo
dlm-kmp-default
ocfs2-kmp-default-debuginfo
dlm-kmp-default-debuginfo
kernel-source-rt
kernel-devel-rt
kernel-rt
kernel-rt_debug
kernel-rt-vdso
gfs2-kmp-rt
ocfs2-kmp-rt-debuginfo
kernel-rt_debug-debugsource
kernel-rt-optional-debuginfo
kernel-rt-livepatch
kernel-rt-devel-debuginfo
kernel-rt-debuginfo
kernel-rt_debug-vdso
kernel-rt-livepatch-devel
kernel-rt_debug-vdso-debuginfo
kernel-rt-optional
cluster-md-kmp-rt-debuginfo
gfs2-kmp-rt-debuginfo
kernel-rt_debug-debuginfo
kselftests-kmp-rt-debuginfo
kernel-rt-extra-debuginfo
dlm-kmp-rt-debuginfo
kernel-rt-vdso-debuginfo
kernel-rt-extra
ocfs2-kmp-rt
reiserfs-kmp-rt-debuginfo
kernel-rt_debug-devel-debuginfo
dlm-kmp-rt
kernel-rt_debug-devel
kernel-rt-devel
reiserfs-kmp-rt
kernel-syms-rt
kernel-rt-debugsource
kselftests-kmp-rt
cluster-md-kmp-rt
kernel-64kb-extra
dtb-apple
dtb-amlogic
dtb-apm
kernel-64kb-devel
dtb-cavium
dtb-arm
kernel-64kb-debugsource
dtb-rockchip
dtb-amd
dtb-amazon
cluster-md-kmp-64kb
dtb-qcom
dtb-freescale
dtb-renesas
ocfs2-kmp-64kb-debuginfo
gfs2-kmp-64kb-debuginfo
kernel-64kb
dtb-exynos
dtb-socionext
kernel-64kb-devel-debuginfo
ocfs2-kmp-64kb
dlm-kmp-64kb-debuginfo
dtb-mediatek
dtb-xilinx
kselftests-kmp-64kb
dtb-altera
gfs2-kmp-64kb
dtb-hisilicon
dtb-marvell
dtb-allwinner
cluster-md-kmp-64kb-debuginfo
dtb-sprd
reiserfs-kmp-64kb
dtb-nvidia
kselftests-kmp-64kb-debuginfo
dtb-broadcom
kernel-kvmsmall-vdso
kselftests-kmp-default-debuginfo
kernel-default-extra
kernel-obs-qa
kernel-default-extra-debuginfo
reiserfs-kmp-default
kernel-kvmsmall-debuginfo
kernel-kvmsmall-devel-debuginfo
kernel-kvmsmall-devel
kernel-kvmsmall-debugsource
kernel-default-vdso
kernel-kvmsmall-vdso-debuginfo
kernel-64kb-optional-debuginfo
kernel-default-vdso-debuginfo
kernel-debug-vdso-debuginfo
kernel-debug-vdso
kernel-debug-debuginfo
kernel-debug-devel
kernel-debug-devel-debuginfo
kernel-debug-debugsource
kernel-debug
kernel-source-vanilla
kernel-docs-html
kernel-docs
reiserfs-kmp-default-debuginfo
kernel-64kb-optional
kernel-64kb-extra-debuginfo
dtb-lg
dlm-kmp-64kb
reiserfs-kmp-64kb-debuginfo
kernel-64kb-debuginfo
dtb-aarch64
kernel-zfcpdump-debuginfo
kernel-zfcpdump-debugsource
kernel-zfcpdump
kernel-kvmsmall
kernel-default-livepatch-devel
kernel-default-livepatch
kernel-obs-build-debugsource
kernel-default-optional-debuginfo
kernel-default-optional
kernel-obs-build
kselftests-kmp-default
kernel-default-base-rebuild
linux-raspi (Ubuntu package)
linux-azure-fips (Ubuntu package)
linux-azure (Ubuntu package)
linux-azure-5.15 (Ubuntu package)

Install update from vendor's website.

Linux kernel - update to 5.18.13
kgraft-patch-4_12_14-122_261-default - update to 1-8.3.1
kernel-livepatch-SLE15-SP5_Update_25-debugsource - update to 1-150500.11.3.1
kernel-livepatch-5_14_21-150500_55_100-default - update to 1-150500.11.3.1
kernel-livepatch-5_14_21-150500_55_100-default-debuginfo - update to 1-150500.11.3.1
kernel-default-devel - addressed in versions 4.12.14-122.261.1, 5.14.21-150500.55.100.1
kernel-default-kgraft-devel - update to 4.12.14-122.261.1
kernel-default-kgraft - update to 4.12.14-122.261.1
kernel-default-devel-debuginfo - addressed in versions 4.12.14-122.261.1, 5.14.21-150500.55.100.1
kernel-default-man - update to 4.12.14-122.261.1
kernel-devel - addressed in versions 4.12.14-122.261.1, 5.14.21-150500.55.100.1
kernel-macros - addressed in versions 4.12.14-122.261.1, 5.14.21-150500.55.100.1
kernel-source - addressed in versions 4.12.14-122.261.1, 5.14.21-150500.55.100.1
kernel-default - addressed in versions 4.12.14-122.261.1, 5.14.21-150500.55.100.1
cluster-md-kmp-default-debuginfo - addressed in versions 4.12.14-122.261.1, 5.14.21-150500.55.100.1
kernel-default-base-debuginfo - update to 4.12.14-122.261.1
kernel-default-base - addressed in versions 4.12.14-122.261.1, 5.14.21-150500.55.100.1.150500.6.47.1
gfs2-kmp-default-debuginfo - addressed in versions 4.12.14-122.261.1, 5.14.21-150500.55.100.1
gfs2-kmp-default - addressed in versions 4.12.14-122.261.1, 5.14.21-150500.55.100.1
ocfs2-kmp-default - addressed in versions 4.12.14-122.261.1, 5.14.21-150500.55.100.1
kernel-syms - addressed in versions 4.12.14-122.261.1, 5.14.21-150500.55.100.1
cluster-md-kmp-default - addressed in versions 4.12.14-122.261.1, 5.14.21-150500.55.100.1
kernel-default-debugsource - addressed in versions 4.12.14-122.261.1, 5.14.21-150500.55.100.1
kernel-default-debuginfo - addressed in versions 4.12.14-122.261.1, 5.14.21-150500.55.100.1
dlm-kmp-default - addressed in versions 4.12.14-122.261.1, 5.14.21-150500.55.100.1
ocfs2-kmp-default-debuginfo - addressed in versions 4.12.14-122.261.1, 5.14.21-150500.55.100.1
dlm-kmp-default-debuginfo - addressed in versions 4.12.14-122.261.1, 5.14.21-150500.55.100.1
kernel-source-rt - update to 5.14.21-150500.13.91.1
kernel-devel-rt - update to 5.14.21-150500.13.91.1
kernel-rt - update to 5.14.21-150500.13.91.1
kernel-rt_debug - update to 5.14.21-150500.13.91.1
kernel-rt-vdso - update to 5.14.21-150500.13.91.1
gfs2-kmp-rt - update to 5.14.21-150500.13.91.1
ocfs2-kmp-rt-debuginfo - update to 5.14.21-150500.13.91.1
kernel-rt_debug-debugsource - update to 5.14.21-150500.13.91.1
kernel-rt-optional-debuginfo - update to 5.14.21-150500.13.91.1
kernel-rt-livepatch - update to 5.14.21-150500.13.91.1
kernel-rt-devel-debuginfo - update to 5.14.21-150500.13.91.1
kernel-rt-debuginfo - update to 5.14.21-150500.13.91.1
kernel-rt_debug-vdso - update to 5.14.21-150500.13.91.1
kernel-rt-livepatch-devel - update to 5.14.21-150500.13.91.1
kernel-rt_debug-vdso-debuginfo - update to 5.14.21-150500.13.91.1
kernel-rt-optional - update to 5.14.21-150500.13.91.1
cluster-md-kmp-rt-debuginfo - update to 5.14.21-150500.13.91.1
gfs2-kmp-rt-debuginfo - update to 5.14.21-150500.13.91.1
kernel-rt_debug-debuginfo - update to 5.14.21-150500.13.91.1
kselftests-kmp-rt-debuginfo - update to 5.14.21-150500.13.91.1
kernel-rt-extra-debuginfo - update to 5.14.21-150500.13.91.1
dlm-kmp-rt-debuginfo - update to 5.14.21-150500.13.91.1
kernel-rt-vdso-debuginfo - update to 5.14.21-150500.13.91.1
kernel-rt-extra - update to 5.14.21-150500.13.91.1
ocfs2-kmp-rt - update to 5.14.21-150500.13.91.1
reiserfs-kmp-rt-debuginfo - update to 5.14.21-150500.13.91.1
kernel-rt_debug-devel-debuginfo - update to 5.14.21-150500.13.91.1
dlm-kmp-rt - update to 5.14.21-150500.13.91.1
kernel-rt_debug-devel - update to 5.14.21-150500.13.91.1
kernel-rt-devel - update to 5.14.21-150500.13.91.1
reiserfs-kmp-rt - update to 5.14.21-150500.13.91.1
kernel-syms-rt - update to 5.14.21-150500.13.91.1
kernel-rt-debugsource - update to 5.14.21-150500.13.91.1
kselftests-kmp-rt - update to 5.14.21-150500.13.91.1
cluster-md-kmp-rt - update to 5.14.21-150500.13.91.1
kernel-64kb-extra - update to 5.14.21-150500.55.100.1
dtb-apple - update to 5.14.21-150500.55.100.1
dtb-amlogic - update to 5.14.21-150500.55.100.1
dtb-apm - update to 5.14.21-150500.55.100.1
kernel-64kb-devel - update to 5.14.21-150500.55.100.1
dtb-cavium - update to 5.14.21-150500.55.100.1
dtb-arm - update to 5.14.21-150500.55.100.1
kernel-64kb-debugsource - update to 5.14.21-150500.55.100.1
dtb-rockchip - update to 5.14.21-150500.55.100.1
dtb-amd - update to 5.14.21-150500.55.100.1
dtb-amazon - update to 5.14.21-150500.55.100.1
cluster-md-kmp-64kb - update to 5.14.21-150500.55.100.1
dtb-qcom - update to 5.14.21-150500.55.100.1
dtb-freescale - update to 5.14.21-150500.55.100.1
dtb-renesas - update to 5.14.21-150500.55.100.1
ocfs2-kmp-64kb-debuginfo - update to 5.14.21-150500.55.100.1
gfs2-kmp-64kb-debuginfo - update to 5.14.21-150500.55.100.1
kernel-64kb - update to 5.14.21-150500.55.100.1
dtb-exynos - update to 5.14.21-150500.55.100.1
dtb-socionext - update to 5.14.21-150500.55.100.1
kernel-64kb-devel-debuginfo - update to 5.14.21-150500.55.100.1
ocfs2-kmp-64kb - update to 5.14.21-150500.55.100.1
dlm-kmp-64kb-debuginfo - update to 5.14.21-150500.55.100.1
dtb-mediatek - update to 5.14.21-150500.55.100.1
dtb-xilinx - update to 5.14.21-150500.55.100.1
kselftests-kmp-64kb - update to 5.14.21-150500.55.100.1
dtb-altera - update to 5.14.21-150500.55.100.1
gfs2-kmp-64kb - update to 5.14.21-150500.55.100.1
dtb-hisilicon - update to 5.14.21-150500.55.100.1
dtb-marvell - update to 5.14.21-150500.55.100.1
dtb-allwinner - update to 5.14.21-150500.55.100.1
cluster-md-kmp-64kb-debuginfo - update to 5.14.21-150500.55.100.1
dtb-sprd - update to 5.14.21-150500.55.100.1
reiserfs-kmp-64kb - update to 5.14.21-150500.55.100.1
dtb-nvidia - update to 5.14.21-150500.55.100.1
kselftests-kmp-64kb-debuginfo - update to 5.14.21-150500.55.100.1
dtb-broadcom - update to 5.14.21-150500.55.100.1
kernel-kvmsmall-vdso - update to 5.14.21-150500.55.100.1
kselftests-kmp-default-debuginfo - update to 5.14.21-150500.55.100.1
kernel-default-extra - update to 5.14.21-150500.55.100.1
kernel-obs-qa - update to 5.14.21-150500.55.100.1
kernel-default-extra-debuginfo - update to 5.14.21-150500.55.100.1
reiserfs-kmp-default - update to 5.14.21-150500.55.100.1
kernel-kvmsmall-debuginfo - update to 5.14.21-150500.55.100.1
kernel-kvmsmall-devel-debuginfo - update to 5.14.21-150500.55.100.1
kernel-kvmsmall-devel - update to 5.14.21-150500.55.100.1
kernel-kvmsmall-debugsource - update to 5.14.21-150500.55.100.1
kernel-default-vdso - update to 5.14.21-150500.55.100.1
kernel-kvmsmall-vdso-debuginfo - update to 5.14.21-150500.55.100.1
kernel-64kb-optional-debuginfo - update to 5.14.21-150500.55.100.1
kernel-default-vdso-debuginfo - update to 5.14.21-150500.55.100.1
kernel-debug-vdso-debuginfo - update to 5.14.21-150500.55.100.1
kernel-debug-vdso - update to 5.14.21-150500.55.100.1
kernel-debug-debuginfo - update to 5.14.21-150500.55.100.1
kernel-debug-devel - update to 5.14.21-150500.55.100.1
kernel-debug-devel-debuginfo - update to 5.14.21-150500.55.100.1
kernel-debug-debugsource - update to 5.14.21-150500.55.100.1
kernel-debug - update to 5.14.21-150500.55.100.1
kernel-source-vanilla - update to 5.14.21-150500.55.100.1
kernel-docs-html - update to 5.14.21-150500.55.100.1
kernel-docs - update to 5.14.21-150500.55.100.1
reiserfs-kmp-default-debuginfo - update to 5.14.21-150500.55.100.1
kernel-64kb-optional - update to 5.14.21-150500.55.100.1
kernel-64kb-extra-debuginfo - update to 5.14.21-150500.55.100.1
dtb-lg - update to 5.14.21-150500.55.100.1
dlm-kmp-64kb - update to 5.14.21-150500.55.100.1
reiserfs-kmp-64kb-debuginfo - update to 5.14.21-150500.55.100.1
kernel-64kb-debuginfo - update to 5.14.21-150500.55.100.1
dtb-aarch64 - update to 5.14.21-150500.55.100.1
kernel-zfcpdump-debuginfo - update to 5.14.21-150500.55.100.1
kernel-zfcpdump-debugsource - update to 5.14.21-150500.55.100.1
kernel-zfcpdump - update to 5.14.21-150500.55.100.1
kernel-kvmsmall - update to 5.14.21-150500.55.100.1
kernel-default-livepatch-devel - update to 5.14.21-150500.55.100.1
kernel-default-livepatch - update to 5.14.21-150500.55.100.1
kernel-obs-build-debugsource - update to 5.14.21-150500.55.100.1
kernel-default-optional-debuginfo - update to 5.14.21-150500.55.100.1
kernel-default-optional - update to 5.14.21-150500.55.100.1
kernel-obs-build - update to 5.14.21-150500.55.100.1
kselftests-kmp-default - update to 5.14.21-150500.55.100.1
kernel-default-base-rebuild - update to 5.14.21-150500.55.100.1.150500.6.47.1
linux-raspi (Ubuntu package) - addressed in versions 5.15.0.1097.95, 5.15.0-1097.100
linux-azure-fips (Ubuntu package) - addressed in versions 5.15.0.1109.94, 5.15.0-1109.118+fips1
linux-azure (Ubuntu package) - addressed in versions 5.15.0.1109.107, 5.15.0-1109.118
linux-azure-5.15 (Ubuntu package) - update to 5.15.0-1110.119~20.04.1

• https://git.kernel.org/stable/c/333991c4e66b3d4b5613315f18016da80344f659
• https://git.kernel.org/stable/c/e8997d2d6b8d764e12489f1af2a1ce1d7384ca2a
• https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.13

• Buffer overflow in Linux kernel i915 selftests driver
• SUSE update for the Linux Kernel
• SUSE update for the Linux Kernel
• SUSE update for the Linux Kernel
• Ubuntu update for linux-raspi
• Ubuntu update for linux-azure-fips
• Ubuntu update for linux-azure
• Ubuntu update for linux-azure-5.15