Memory leak in Linux kernel - CVE-2022-49874

Vulnerability identifier: #VU108131

CSH Severity: Low

CVSS v4: 6.8 [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]

CVE-ID: CVE-2022-49874

CWE-ID: CWE-401

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 leak within the mousevsc_probe() function in drivers/hid/hid-hyperv.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 for SAP Applications 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Micro
SUSE Linux Enterprise Micro for Rancher
SUSE Linux Enterprise Live Patching
openSUSE Leap
openEuler
kgraft-patch-4_12_14-122_261-default
kernel-livepatch-SLE15-SP4_Update_41-debugsource
kernel-livepatch-5_14_21-150400_24_167-default
kernel-livepatch-5_14_21-150400_24_167-default-debuginfo
kernel-livepatch-5_14_21-150500_55_110-default
kernel-livepatch-5_14_21-150500_55_110-default-debuginfo
kernel-livepatch-SLE15-SP5_Update_27-debugsource
kernel-default
kernel-default-kgraft-devel
kernel-default-kgraft
kernel-default-devel-debuginfo
kernel-default-man
kernel-devel
kernel-macros
kernel-source
cluster-md-kmp-default-debuginfo
kernel-default-base-debuginfo
kernel-default-base
kernel-default-devel
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
bpftool
python3-perf
kernel-debugsource
kernel-tools
kernel-tools-debuginfo
kernel-tools-devel
perf
perf-debuginfo
python2-perf
python2-perf-debuginfo
python3-perf-debuginfo
kernel
kernel-debuginfo
bpftool-debuginfo
kernel-rt
kernel-rt-debugsource
kernel-rt-debuginfo
kernel-source-rt
kernel-default-livepatch-devel
kernel-default-livepatch
ocfs2-kmp-rt
kernel-rt-vdso-debuginfo
ocfs2-kmp-rt-debuginfo
kernel-rt_debug
kernel-rt-optional-debuginfo
reiserfs-kmp-rt
cluster-md-kmp-rt-debuginfo
kernel-rt_debug-vdso-debuginfo
kernel-rt-livepatch-devel
kernel-rt-extra-debuginfo
gfs2-kmp-rt
cluster-md-kmp-rt
kernel-rt-vdso
kernel-rt_debug-vdso
kernel-rt-optional
kernel-devel-rt
kernel-rt_debug-devel-debuginfo
kernel-rt-devel
gfs2-kmp-rt-debuginfo
dlm-kmp-rt-debuginfo
kselftests-kmp-rt
kernel-syms-rt
kernel-rt-devel-debuginfo
kernel-rt_debug-devel
dlm-kmp-rt
kernel-rt_debug-debugsource
kernel-rt_debug-debuginfo
kernel-rt-livepatch
reiserfs-kmp-rt-debuginfo
kselftests-kmp-rt-debuginfo
kernel-rt-extra

Install update from vendor's website.

Linux kernel - update to 4.9.334
kgraft-patch-4_12_14-122_261-default - update to 1-8.3.1
kernel-livepatch-SLE15-SP4_Update_41-debugsource - update to 1-150400.9.3.1
kernel-livepatch-5_14_21-150400_24_167-default - update to 1-150400.9.3.1
kernel-livepatch-5_14_21-150400_24_167-default-debuginfo - update to 1-150400.9.3.1
kernel-livepatch-5_14_21-150500_55_110-default - update to 1-150500.11.7.1
kernel-livepatch-5_14_21-150500_55_110-default-debuginfo - update to 1-150500.11.7.1
kernel-livepatch-SLE15-SP5_Update_27-debugsource - update to 1-150500.11.7.1
kernel-default - addressed in versions 4.12.14-122.261.1, 5.14.21-150400.24.167.1, 5.14.21-150500.55.110.1
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 - update to 4.12.14-122.261.1
kernel-default-man - update to 4.12.14-122.261.1
kernel-devel - update to 4.12.14-122.261.1
kernel-macros - update to 4.12.14-122.261.1
kernel-source - update to 4.12.14-122.261.1
cluster-md-kmp-default-debuginfo - update to 4.12.14-122.261.1
kernel-default-base-debuginfo - update to 4.12.14-122.261.1
kernel-default-base - update to 4.12.14-122.261.1
kernel-default-devel - update to 4.12.14-122.261.1
gfs2-kmp-default-debuginfo - update to 4.12.14-122.261.1
gfs2-kmp-default - update to 4.12.14-122.261.1
ocfs2-kmp-default - update to 4.12.14-122.261.1
kernel-syms - update to 4.12.14-122.261.1
cluster-md-kmp-default - update to 4.12.14-122.261.1
kernel-default-debugsource - addressed in versions 4.12.14-122.261.1, 5.14.21-150400.24.167.1, 5.14.21-150500.55.110.1
kernel-default-debuginfo - addressed in versions 4.12.14-122.261.1, 5.14.21-150400.24.167.1, 5.14.21-150500.55.110.1
dlm-kmp-default - update to 4.12.14-122.261.1
ocfs2-kmp-default-debuginfo - update to 4.12.14-122.261.1
dlm-kmp-default-debuginfo - update to 4.12.14-122.261.1
bpftool - update to 4.19.90-2505.5.0.0329
python3-perf - update to 4.19.90-2505.5.0.0329
kernel-debugsource - update to 4.19.90-2505.5.0.0329
kernel-devel - update to 4.19.90-2505.5.0.0329
kernel-source - update to 4.19.90-2505.5.0.0329
kernel-tools - update to 4.19.90-2505.5.0.0329
kernel-tools-debuginfo - update to 4.19.90-2505.5.0.0329
kernel-tools-devel - update to 4.19.90-2505.5.0.0329
perf - update to 4.19.90-2505.5.0.0329
perf-debuginfo - update to 4.19.90-2505.5.0.0329
python2-perf - update to 4.19.90-2505.5.0.0329
python2-perf-debuginfo - update to 4.19.90-2505.5.0.0329
python3-perf-debuginfo - update to 4.19.90-2505.5.0.0329
kernel - update to 4.19.90-2505.5.0.0329
kernel-debuginfo - update to 4.19.90-2505.5.0.0329
bpftool-debuginfo - update to 4.19.90-2505.5.0.0329
kernel-rt - addressed in versions 5.14.21-150400.15.121.1, 5.14.21-150500.13.97.1
kernel-rt-debugsource - addressed in versions 5.14.21-150400.15.121.1, 5.14.21-150500.13.97.1
kernel-rt-debuginfo - addressed in versions 5.14.21-150400.15.121.1, 5.14.21-150500.13.97.1
kernel-source-rt - addressed in versions 5.14.21-150400.15.121.1, 5.14.21-150500.13.97.1
kernel-default-livepatch-devel - addressed in versions 5.14.21-150400.24.167.1, 5.14.21-150500.55.110.1
kernel-default-livepatch - addressed in versions 5.14.21-150400.24.167.1, 5.14.21-150500.55.110.1
ocfs2-kmp-rt - update to 5.14.21-150500.13.97.1
kernel-rt-vdso-debuginfo - update to 5.14.21-150500.13.97.1
ocfs2-kmp-rt-debuginfo - update to 5.14.21-150500.13.97.1
kernel-rt_debug - update to 5.14.21-150500.13.97.1
kernel-rt-optional-debuginfo - update to 5.14.21-150500.13.97.1
reiserfs-kmp-rt - update to 5.14.21-150500.13.97.1
cluster-md-kmp-rt-debuginfo - update to 5.14.21-150500.13.97.1
kernel-rt_debug-vdso-debuginfo - update to 5.14.21-150500.13.97.1
kernel-rt-livepatch-devel - update to 5.14.21-150500.13.97.1
kernel-rt-extra-debuginfo - update to 5.14.21-150500.13.97.1
gfs2-kmp-rt - update to 5.14.21-150500.13.97.1
cluster-md-kmp-rt - update to 5.14.21-150500.13.97.1
kernel-rt-vdso - update to 5.14.21-150500.13.97.1
kernel-rt_debug-vdso - update to 5.14.21-150500.13.97.1
kernel-rt-optional - update to 5.14.21-150500.13.97.1
kernel-devel-rt - update to 5.14.21-150500.13.97.1
kernel-rt_debug-devel-debuginfo - update to 5.14.21-150500.13.97.1
kernel-rt-devel - update to 5.14.21-150500.13.97.1
gfs2-kmp-rt-debuginfo - update to 5.14.21-150500.13.97.1
dlm-kmp-rt-debuginfo - update to 5.14.21-150500.13.97.1
kselftests-kmp-rt - update to 5.14.21-150500.13.97.1
kernel-syms-rt - update to 5.14.21-150500.13.97.1
kernel-rt-devel-debuginfo - update to 5.14.21-150500.13.97.1
kernel-rt_debug-devel - update to 5.14.21-150500.13.97.1
dlm-kmp-rt - update to 5.14.21-150500.13.97.1
kernel-rt_debug-debugsource - update to 5.14.21-150500.13.97.1
kernel-rt_debug-debuginfo - update to 5.14.21-150500.13.97.1
kernel-rt-livepatch - update to 5.14.21-150500.13.97.1
reiserfs-kmp-rt-debuginfo - update to 5.14.21-150500.13.97.1
kselftests-kmp-rt-debuginfo - update to 5.14.21-150500.13.97.1
kernel-rt-extra - update to 5.14.21-150500.13.97.1

• https://git.kernel.org/stable/c/249b743801c00542e9324f87b380032e957a43e8
• https://git.kernel.org/stable/c/5ad95d71344b7ffec360d62591633b3c465dc049
• https://git.kernel.org/stable/c/5f3aba6566b866f5b0a4916f0b2e8a6ae66a6451
• https://git.kernel.org/stable/c/8597b59e3d22b27849bd3e4f92a3d466774bfb04
• https://git.kernel.org/stable/c/a6d2fb1874c52ace1f5cf1966ee558829c5c19b6
• https://git.kernel.org/stable/c/b5bcb94b0954a026bbd671741fdb00e7141f9c91
• https://git.kernel.org/stable/c/e29289d0d8193fca6d2c1f0a1de75cfc80edec00
• https://git.kernel.org/stable/c/ed75d1a1c31a0cae8ecc8bcea710b25c0be68da0
• https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.334

• Memory leak in Linux kernel hid driver
• openEuler 20.03 LTS SP4 update for kernel
• SUSE update for the Linux Kernel
• SUSE update for the Linux Kernel
• SUSE update for the Linux Kernel
• SUSE update for the Linux Kernel
• SUSE update for the Linux Kernel