Memory leak in Linux kernel - CVE-2022-49190

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Main Vulnerability Database Vulnerabilities #VU104390

Memory leak in Linux kernel - CVE-2022-49190

Published: February 26, 2025 / Updated: May 11, 2025


Vulnerability identifier: #VU104390
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-2022-49190
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

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

The vulnerability exists due to memory leak within the DEFINE_RWLOCK() and __initcall() functions in kernel/resource.c. A local user can perform a denial of service (DoS) attack.


Affected software

Linux kernel
SUSE Linux Enterprise Server 12 SP5
SUSE Linux Enterprise Server 12 SP5 LTSS Extended
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise Server for SAP Applications 12
Anolis OS
SUSE Linux Enterprise Live Patching
openEuler
kgraft-patch-4_12_14-122_261-default
gfs2-kmp-default-debuginfo
ocfs2-kmp-default-debuginfo
dlm-kmp-default
kernel-default-debuginfo
kernel-default-debugsource
cluster-md-kmp-default
kernel-syms
ocfs2-kmp-default
gfs2-kmp-default
dlm-kmp-default-debuginfo
kernel-default-devel
kernel-default-base
kernel-default-base-debuginfo
cluster-md-kmp-default-debuginfo
kernel-default
kernel-source
kernel-macros
kernel-devel
kernel-default-man
kernel-default-devel-debuginfo
kernel-default-kgraft
kernel-default-kgraft-devel
python3-perf
python3-perf-debuginfo
perf-debuginfo
perf
kernel-tools-devel
kernel-tools-debuginfo
kernel-tools
kernel-headers
kernel-debugsource
kernel-debuginfo
bpftool-debuginfo
bpftool
kernel
kernel-core
kernel-debug
kernel-debug-core
kernel-debug-devel
kernel-debug-modules
kernel-debug-modules-extra
kernel-debug-modules-internal
kernel-modules
kernel-modules-extra
kernel-modules-internal
kernel-tools-libs
kernel-tools-libs-devel

How to mitigate CVE-2022-49190

Install update from vendor's website.

Linux kernel - update to 5.16.19
kgraft-patch-4_12_14-122_261-default - update to 1-8.3.1
gfs2-kmp-default-debuginfo - update to 4.12.14-122.261.1
ocfs2-kmp-default-debuginfo - update to 4.12.14-122.261.1
dlm-kmp-default - update to 4.12.14-122.261.1
kernel-default-debuginfo - update to 4.12.14-122.261.1
kernel-default-debugsource - update to 4.12.14-122.261.1
cluster-md-kmp-default - update to 4.12.14-122.261.1
kernel-syms - update to 4.12.14-122.261.1
ocfs2-kmp-default - update to 4.12.14-122.261.1
gfs2-kmp-default - update to 4.12.14-122.261.1
dlm-kmp-default-debuginfo - update to 4.12.14-122.261.1
kernel-default-devel - update to 4.12.14-122.261.1
kernel-default-base - update to 4.12.14-122.261.1
kernel-default-base-debuginfo - update to 4.12.14-122.261.1
cluster-md-kmp-default-debuginfo - update to 4.12.14-122.261.1
kernel-default - update to 4.12.14-122.261.1
kernel-source - update to 4.12.14-122.261.1
kernel-macros - update to 4.12.14-122.261.1
kernel-devel - update to 4.12.14-122.261.1
kernel-default-man - update to 4.12.14-122.261.1
kernel-default-devel-debuginfo - update to 4.12.14-122.261.1
kernel-default-kgraft - update to 4.12.14-122.261.1
kernel-default-kgraft-devel - update to 4.12.14-122.261.1
python3-perf - update to 5.10.0-301.0.0.204
python3-perf-debuginfo - update to 5.10.0-301.0.0.204
perf-debuginfo - update to 5.10.0-301.0.0.204
perf - update to 5.10.0-301.0.0.204
kernel-tools-devel - update to 5.10.0-301.0.0.204
kernel-tools-debuginfo - update to 5.10.0-301.0.0.204
kernel-tools - update to 5.10.0-301.0.0.204
kernel-source - update to 5.10.0-301.0.0.204
kernel-headers - update to 5.10.0-301.0.0.204
kernel-devel - update to 5.10.0-301.0.0.204
kernel-debugsource - update to 5.10.0-301.0.0.204
kernel-debuginfo - update to 5.10.0-301.0.0.204
bpftool-debuginfo - update to 5.10.0-301.0.0.204
bpftool - update to 5.10.0-301.0.0.204
kernel - update to 5.10.0-301.0.0.204
kernel-devel - update to 5.10.134-19
bpftool - update to 5.10.134-19
kernel - update to 5.10.134-19
kernel-core - update to 5.10.134-19
kernel-debug - update to 5.10.134-19
kernel-debug-core - update to 5.10.134-19
kernel-debug-devel - update to 5.10.134-19
kernel-debug-modules - update to 5.10.134-19
kernel-debug-modules-extra - update to 5.10.134-19
kernel-debug-modules-internal - update to 5.10.134-19
python3-perf - update to 5.10.134-19
kernel-headers - update to 5.10.134-19
kernel-modules - update to 5.10.134-19
kernel-modules-extra - update to 5.10.134-19
kernel-modules-internal - update to 5.10.134-19
kernel-tools - update to 5.10.134-19
kernel-tools-libs - update to 5.10.134-19
kernel-tools-libs-devel - update to 5.10.134-19
perf - update to 5.10.134-19

External References

Related Security Bulletins