Improper locking in Linux kernel - CVE-2023-52836

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Main Vulnerability Database Vulnerabilities #VU91505

Improper locking in Linux kernel - CVE-2023-52836

Published: June 8, 2024 / Updated: May 13, 2025


Vulnerability identifier: #VU91505
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-2023-52836
CWE-ID: CWE-667
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 improper locking within the list_for_each_entry_safe(), stress_one_work() and stress() functions in kernel/locking/test-ww_mutex.c. A local user can perform a denial of service (DoS) attack.


Affected software

Linux kernel
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Workstation Extension 15
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise High Availability Extension 15
Anolis OS
SUSE Linux Enterprise Live Patching
Public Cloud Module
Legacy Module
Development Tools Module
Basesystem Module
SUSE Real Time Module
openSUSE Leap
openEuler
kernel-livepatch-SLE15-SP6-RT_Update_1-debugsource
kernel-livepatch-6_4_0-150600_10_5-rt
kernel-livepatch-6_4_0-150600_10_5-rt-debuginfo
kernel-livepatch-6_4_0-150600_23_14-default
kernel-livepatch-6_4_0-150600_23_14-default-debuginfo
kernel-livepatch-SLE15-SP6_Update_2-debugsource
kernel-tools-debuginfo
python3-perf-debuginfo
perf-debuginfo
kernel-tools-devel
perf
kernel-devel
kernel-tools
python2-perf-debuginfo
bpftool
python3-perf
kernel
kernel-debugsource
python2-perf
kernel-source
kernel-debuginfo
bpftool-debuginfo
kernel-headers
kernel-debug-devel
kernel-debug-core
kernel-debug
kernel-core
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
kernel-syms-azure
gfs2-kmp-azure-debuginfo
kernel-source-azure
kernel-devel-azure
kernel-azure-vdso-debuginfo
kernel-azure-vdso
kernel-azure
dlm-kmp-azure-debuginfo
kernel-azure-devel-debuginfo
dlm-kmp-azure
kernel-azure-livepatch-devel
cluster-md-kmp-azure
kernel-azure-devel
kernel-azure-optional
kernel-azure-extra
kselftests-kmp-azure-debuginfo
kselftests-kmp-azure
gfs2-kmp-azure
kernel-azure-debuginfo
kernel-azure-optional-debuginfo
kernel-azure-debugsource
ocfs2-kmp-azure-debuginfo
cluster-md-kmp-azure-debuginfo
reiserfs-kmp-azure
ocfs2-kmp-azure
kernel-azure-extra-debuginfo
reiserfs-kmp-azure-debuginfo
kernel-rt-livepatch-devel
kernel-rt-extra-debuginfo
gfs2-kmp-rt
kernel-rt-optional-debuginfo
dlm-kmp-rt
dlm-kmp-rt-debuginfo
kernel-rt_debug-vdso-debuginfo
kernel-rt_debug-debuginfo
kselftests-kmp-rt
ocfs2-kmp-rt
kernel-rt_debug-devel-debuginfo
kernel-rt-vdso-debuginfo
kernel-rt-devel
gfs2-kmp-rt-debuginfo
kernel-rt-devel-debuginfo
kernel-rt-vdso
kernel-rt_debug-vdso
kselftests-kmp-rt-debuginfo
cluster-md-kmp-rt-debuginfo
kernel-rt_debug-debugsource
kernel-rt_debug-devel
kernel-rt-extra
kernel-rt-debugsource
kernel-syms-rt
kernel-rt-optional
ocfs2-kmp-rt-debuginfo
kernel-devel-rt
kernel-source-rt
kernel-rt_debug
kernel-rt
kernel-rt-debuginfo
kernel-rt_debug-livepatch-devel
reiserfs-kmp-rt
cluster-md-kmp-rt
reiserfs-kmp-rt-debuginfo
kernel-64kb-optional
kernel-64kb
dtb-amd
dtb-rockchip
ocfs2-kmp-64kb-debuginfo
dtb-altera
kernel-64kb-extra-debuginfo
cluster-md-kmp-64kb
dtb-allwinner
dtb-apple
gfs2-kmp-64kb
dtb-marvell
reiserfs-kmp-64kb-debuginfo
kernel-64kb-extra
kernel-64kb-devel
dtb-broadcom
dtb-sprd
kernel-64kb-debuginfo
dlm-kmp-64kb-debuginfo
dtb-lg
kselftests-kmp-64kb-debuginfo
kernel-64kb-livepatch-devel
dtb-hisilicon
dtb-socionext
dtb-cavium
kernel-64kb-devel-debuginfo
dlm-kmp-64kb
dtb-aarch64
dtb-amlogic
kernel-64kb-optional-debuginfo
dtb-nvidia
cluster-md-kmp-64kb-debuginfo
dtb-amazon
dtb-renesas
ocfs2-kmp-64kb
dtb-xilinx
dtb-exynos
dtb-qcom
kselftests-kmp-64kb
reiserfs-kmp-64kb
dtb-freescale
gfs2-kmp-64kb-debuginfo
dtb-arm
dtb-apm
dtb-mediatek
kernel-64kb-debugsource
kernel-debug-devel-debuginfo
kernel-debug-livepatch-devel
kernel-debug-debugsource
kernel-macros
kernel-docs-html
kernel-source-vanilla
kernel-obs-build-debugsource
kernel-debug-debuginfo
kernel-debug-vdso-debuginfo
kernel-debug-vdso
kernel-kvmsmall-vdso
kernel-default-vdso-debuginfo
kernel-default-vdso
kernel-kvmsmall-vdso-debuginfo
kernel-kvmsmall-debugsource
kernel-kvmsmall-devel-debuginfo
kernel-kvmsmall-debuginfo
kernel-docs
kernel-default-extra
kernel-default-devel
reiserfs-kmp-default
kselftests-kmp-default
dlm-kmp-default-debuginfo
kselftests-kmp-default-debuginfo
gfs2-kmp-default
kernel-default-optional
kernel-default-optional-debuginfo
kernel-default-debuginfo
ocfs2-kmp-default
kernel-default-extra-debuginfo
kernel-syms
reiserfs-kmp-default-debuginfo
kernel-obs-build
kernel-default-livepatch
ocfs2-kmp-default-debuginfo
cluster-md-kmp-default
kernel-zfcpdump-debuginfo
kernel-zfcpdump
kernel-kvmsmall-livepatch-devel
kernel-kvmsmall-devel
kernel-kvmsmall
kernel-default
kernel-obs-qa
kernel-zfcpdump-debugsource
cluster-md-kmp-default-debuginfo
gfs2-kmp-default-debuginfo
kernel-default-debugsource
dlm-kmp-default
kernel-default-livepatch-devel
kernel-default-devel-debuginfo
kernel-default-base-rebuild
kernel-default-base

How to mitigate CVE-2023-52836

Install update from vendor's website.

Linux kernel - addressed in versions 4.14.331, 4.19.300, 5.4.262, 5.10.202, 5.15.140, 6.1.64, 6.5.13, 6.6.3, 6.7
kernel-livepatch-SLE15-SP6-RT_Update_1-debugsource - update to 1-150600.1.5.1
kernel-livepatch-6_4_0-150600_10_5-rt - update to 1-150600.1.5.1
kernel-livepatch-6_4_0-150600_10_5-rt-debuginfo - update to 1-150600.1.5.1
kernel-livepatch-6_4_0-150600_23_14-default - update to 1-150600.13.3.2
kernel-livepatch-6_4_0-150600_23_14-default-debuginfo - update to 1-150600.13.3.2
kernel-livepatch-SLE15-SP6_Update_2-debugsource - update to 1-150600.13.3.2
kernel-tools-debuginfo - addressed in versions 4.19.90-2406.3.0.0282, 5.10.0-136.78.0.158, 5.10.0-202.0.0.115
python3-perf-debuginfo - addressed in versions 4.19.90-2406.3.0.0282, 5.10.0-136.78.0.158, 5.10.0-202.0.0.115
perf-debuginfo - addressed in versions 4.19.90-2406.3.0.0282, 5.10.0-136.78.0.158, 5.10.0-202.0.0.115
kernel-tools-devel - addressed in versions 4.19.90-2406.3.0.0282, 5.10.0-136.78.0.158, 5.10.0-202.0.0.115
perf - addressed in versions 4.19.90-2406.3.0.0282, 5.10.0-136.78.0.158, 5.10.0-202.0.0.115
kernel-devel - addressed in versions 4.19.90-2406.3.0.0282, 5.10.0-136.78.0.158, 5.10.0-202.0.0.115
kernel-tools - addressed in versions 4.19.90-2406.3.0.0282, 5.10.0-136.78.0.158, 5.10.0-202.0.0.115
python2-perf-debuginfo - update to 4.19.90-2406.3.0.0282
bpftool - update to 4.19.90-2406.3.0.0282
python3-perf - addressed in versions 4.19.90-2406.3.0.0282, 5.10.0-136.78.0.158, 5.10.0-202.0.0.115
kernel - addressed in versions 4.19.90-2406.3.0.0282, 5.10.0-136.78.0.158, 5.10.0-202.0.0.115
kernel-debugsource - addressed in versions 4.19.90-2406.3.0.0282, 5.10.0-136.78.0.158, 5.10.0-202.0.0.115
python2-perf - update to 4.19.90-2406.3.0.0282
kernel-source - addressed in versions 4.19.90-2406.3.0.0282, 5.10.0-136.78.0.158, 5.10.0-202.0.0.115
kernel-debuginfo - addressed in versions 4.19.90-2406.3.0.0282, 5.10.0-136.78.0.158, 5.10.0-202.0.0.115
bpftool-debuginfo - update to 4.19.90-2406.3.0.0282
kernel-headers - addressed in versions 5.10.0-136.78.0.158, 5.10.0-202.0.0.115
kernel-debug-devel - update to 5.10.134-19
kernel-debug-core - update to 5.10.134-19
kernel-debug - update to 5.10.134-19
kernel-core - update to 5.10.134-19
kernel - update to 5.10.134-19
bpftool - update to 5.10.134-19
python3-perf - 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
kernel-devel - 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
kernel-syms-azure - update to 6.4.0-150600.8.8.1
gfs2-kmp-azure-debuginfo - update to 6.4.0-150600.8.8.2
kernel-source-azure - update to 6.4.0-150600.8.8.2
kernel-devel-azure - update to 6.4.0-150600.8.8.2
kernel-azure-vdso-debuginfo - update to 6.4.0-150600.8.8.2
kernel-azure-vdso - update to 6.4.0-150600.8.8.2
kernel-azure - update to 6.4.0-150600.8.8.2
dlm-kmp-azure-debuginfo - update to 6.4.0-150600.8.8.2
kernel-azure-devel-debuginfo - update to 6.4.0-150600.8.8.2
dlm-kmp-azure - update to 6.4.0-150600.8.8.2
kernel-azure-livepatch-devel - update to 6.4.0-150600.8.8.2
cluster-md-kmp-azure - update to 6.4.0-150600.8.8.2
kernel-azure-devel - update to 6.4.0-150600.8.8.2
kernel-azure-optional - update to 6.4.0-150600.8.8.2
kernel-azure-extra - update to 6.4.0-150600.8.8.2
kselftests-kmp-azure-debuginfo - update to 6.4.0-150600.8.8.2
kselftests-kmp-azure - update to 6.4.0-150600.8.8.2
gfs2-kmp-azure - update to 6.4.0-150600.8.8.2
kernel-azure-debuginfo - update to 6.4.0-150600.8.8.2
kernel-azure-optional-debuginfo - update to 6.4.0-150600.8.8.2
kernel-azure-debugsource - update to 6.4.0-150600.8.8.2
ocfs2-kmp-azure-debuginfo - update to 6.4.0-150600.8.8.2
cluster-md-kmp-azure-debuginfo - update to 6.4.0-150600.8.8.2
reiserfs-kmp-azure - update to 6.4.0-150600.8.8.2
ocfs2-kmp-azure - update to 6.4.0-150600.8.8.2
kernel-azure-extra-debuginfo - update to 6.4.0-150600.8.8.2
reiserfs-kmp-azure-debuginfo - update to 6.4.0-150600.8.8.2
kernel-rt-livepatch-devel - update to 6.4.0-150600.10.5.1
kernel-rt-extra-debuginfo - update to 6.4.0-150600.10.5.1
gfs2-kmp-rt - update to 6.4.0-150600.10.5.1
kernel-rt-optional-debuginfo - update to 6.4.0-150600.10.5.1
dlm-kmp-rt - update to 6.4.0-150600.10.5.1
dlm-kmp-rt-debuginfo - update to 6.4.0-150600.10.5.1
kernel-rt_debug-vdso-debuginfo - update to 6.4.0-150600.10.5.1
kernel-rt_debug-debuginfo - update to 6.4.0-150600.10.5.1
kselftests-kmp-rt - update to 6.4.0-150600.10.5.1
ocfs2-kmp-rt - update to 6.4.0-150600.10.5.1
kernel-rt_debug-devel-debuginfo - update to 6.4.0-150600.10.5.1
kernel-rt-vdso-debuginfo - update to 6.4.0-150600.10.5.1
kernel-rt-devel - update to 6.4.0-150600.10.5.1
gfs2-kmp-rt-debuginfo - update to 6.4.0-150600.10.5.1
kernel-rt-devel-debuginfo - update to 6.4.0-150600.10.5.1
kernel-rt-vdso - update to 6.4.0-150600.10.5.1
kernel-rt_debug-vdso - update to 6.4.0-150600.10.5.1
kselftests-kmp-rt-debuginfo - update to 6.4.0-150600.10.5.1
cluster-md-kmp-rt-debuginfo - update to 6.4.0-150600.10.5.1
kernel-rt_debug-debugsource - update to 6.4.0-150600.10.5.1
kernel-rt_debug-devel - update to 6.4.0-150600.10.5.1
kernel-rt-extra - update to 6.4.0-150600.10.5.1
kernel-rt-debugsource - update to 6.4.0-150600.10.5.1
kernel-syms-rt - update to 6.4.0-150600.10.5.1
kernel-rt-optional - update to 6.4.0-150600.10.5.1
ocfs2-kmp-rt-debuginfo - update to 6.4.0-150600.10.5.1
kernel-devel-rt - update to 6.4.0-150600.10.5.1
kernel-source-rt - update to 6.4.0-150600.10.5.1
kernel-rt_debug - update to 6.4.0-150600.10.5.1
kernel-rt - update to 6.4.0-150600.10.5.1
kernel-rt-debuginfo - update to 6.4.0-150600.10.5.1
kernel-rt_debug-livepatch-devel - update to 6.4.0-150600.10.5.1
reiserfs-kmp-rt - update to 6.4.0-150600.10.5.1
cluster-md-kmp-rt - update to 6.4.0-150600.10.5.1
reiserfs-kmp-rt-debuginfo - update to 6.4.0-150600.10.5.1
kernel-64kb-optional - update to 6.4.0-150600.23.14.1
kernel-64kb - update to 6.4.0-150600.23.14.1
dtb-amd - update to 6.4.0-150600.23.14.1
dtb-rockchip - update to 6.4.0-150600.23.14.1
ocfs2-kmp-64kb-debuginfo - update to 6.4.0-150600.23.14.1
dtb-altera - update to 6.4.0-150600.23.14.1
kernel-64kb-extra-debuginfo - update to 6.4.0-150600.23.14.1
cluster-md-kmp-64kb - update to 6.4.0-150600.23.14.1
dtb-allwinner - update to 6.4.0-150600.23.14.1
dtb-apple - update to 6.4.0-150600.23.14.1
gfs2-kmp-64kb - update to 6.4.0-150600.23.14.1
dtb-marvell - update to 6.4.0-150600.23.14.1
reiserfs-kmp-64kb-debuginfo - update to 6.4.0-150600.23.14.1
kernel-64kb-extra - update to 6.4.0-150600.23.14.1
kernel-64kb-devel - update to 6.4.0-150600.23.14.1
dtb-broadcom - update to 6.4.0-150600.23.14.1
dtb-sprd - update to 6.4.0-150600.23.14.1
kernel-64kb-debuginfo - update to 6.4.0-150600.23.14.1
dlm-kmp-64kb-debuginfo - update to 6.4.0-150600.23.14.1
dtb-lg - update to 6.4.0-150600.23.14.1
kselftests-kmp-64kb-debuginfo - update to 6.4.0-150600.23.14.1
kernel-64kb-livepatch-devel - update to 6.4.0-150600.23.14.1
dtb-hisilicon - update to 6.4.0-150600.23.14.1
dtb-socionext - update to 6.4.0-150600.23.14.1
dtb-cavium - update to 6.4.0-150600.23.14.1
kernel-64kb-devel-debuginfo - update to 6.4.0-150600.23.14.1
dlm-kmp-64kb - update to 6.4.0-150600.23.14.1
dtb-aarch64 - update to 6.4.0-150600.23.14.1
dtb-amlogic - update to 6.4.0-150600.23.14.1
kernel-64kb-optional-debuginfo - update to 6.4.0-150600.23.14.1
dtb-nvidia - update to 6.4.0-150600.23.14.1
cluster-md-kmp-64kb-debuginfo - update to 6.4.0-150600.23.14.1
dtb-amazon - update to 6.4.0-150600.23.14.1
dtb-renesas - update to 6.4.0-150600.23.14.1
ocfs2-kmp-64kb - update to 6.4.0-150600.23.14.1
dtb-xilinx - update to 6.4.0-150600.23.14.1
dtb-exynos - update to 6.4.0-150600.23.14.1
dtb-qcom - update to 6.4.0-150600.23.14.1
kselftests-kmp-64kb - update to 6.4.0-150600.23.14.1
reiserfs-kmp-64kb - update to 6.4.0-150600.23.14.1
dtb-freescale - update to 6.4.0-150600.23.14.1
gfs2-kmp-64kb-debuginfo - update to 6.4.0-150600.23.14.1
dtb-arm - update to 6.4.0-150600.23.14.1
dtb-apm - update to 6.4.0-150600.23.14.1
dtb-mediatek - update to 6.4.0-150600.23.14.1
kernel-64kb-debugsource - update to 6.4.0-150600.23.14.1
kernel-debug-devel-debuginfo - update to 6.4.0-150600.23.14.2
kernel-debug-livepatch-devel - update to 6.4.0-150600.23.14.2
kernel-debug-devel - update to 6.4.0-150600.23.14.2
kernel-debug-debugsource - update to 6.4.0-150600.23.14.2
kernel-debug - update to 6.4.0-150600.23.14.2
kernel-macros - update to 6.4.0-150600.23.14.2
kernel-docs-html - update to 6.4.0-150600.23.14.2
kernel-source - update to 6.4.0-150600.23.14.2
kernel-devel - update to 6.4.0-150600.23.14.2
kernel-source-vanilla - update to 6.4.0-150600.23.14.2
kernel-obs-build-debugsource - update to 6.4.0-150600.23.14.2
kernel-debug-debuginfo - update to 6.4.0-150600.23.14.2
kernel-debug-vdso-debuginfo - update to 6.4.0-150600.23.14.2
kernel-debug-vdso - update to 6.4.0-150600.23.14.2
kernel-kvmsmall-vdso - update to 6.4.0-150600.23.14.2
kernel-default-vdso-debuginfo - update to 6.4.0-150600.23.14.2
kernel-default-vdso - update to 6.4.0-150600.23.14.2
kernel-kvmsmall-vdso-debuginfo - update to 6.4.0-150600.23.14.2
kernel-kvmsmall-debugsource - update to 6.4.0-150600.23.14.2
kernel-kvmsmall-devel-debuginfo - update to 6.4.0-150600.23.14.2
kernel-kvmsmall-debuginfo - update to 6.4.0-150600.23.14.2
kernel-docs - update to 6.4.0-150600.23.14.2
kernel-default-extra - update to 6.4.0-150600.23.14.2
kernel-default-devel - update to 6.4.0-150600.23.14.2
reiserfs-kmp-default - update to 6.4.0-150600.23.14.2
kselftests-kmp-default - update to 6.4.0-150600.23.14.2
dlm-kmp-default-debuginfo - update to 6.4.0-150600.23.14.2
kselftests-kmp-default-debuginfo - update to 6.4.0-150600.23.14.2
gfs2-kmp-default - update to 6.4.0-150600.23.14.2
kernel-default-optional - update to 6.4.0-150600.23.14.2
kernel-default-optional-debuginfo - update to 6.4.0-150600.23.14.2
kernel-default-debuginfo - update to 6.4.0-150600.23.14.2
ocfs2-kmp-default - update to 6.4.0-150600.23.14.2
kernel-default-extra-debuginfo - update to 6.4.0-150600.23.14.2
kernel-syms - update to 6.4.0-150600.23.14.2
reiserfs-kmp-default-debuginfo - update to 6.4.0-150600.23.14.2
kernel-obs-build - update to 6.4.0-150600.23.14.2
kernel-default-livepatch - update to 6.4.0-150600.23.14.2
ocfs2-kmp-default-debuginfo - update to 6.4.0-150600.23.14.2
cluster-md-kmp-default - update to 6.4.0-150600.23.14.2
kernel-zfcpdump-debuginfo - update to 6.4.0-150600.23.14.2
kernel-zfcpdump - update to 6.4.0-150600.23.14.2
kernel-kvmsmall-livepatch-devel - update to 6.4.0-150600.23.14.2
kernel-kvmsmall-devel - update to 6.4.0-150600.23.14.2
kernel-kvmsmall - update to 6.4.0-150600.23.14.2
kernel-default - update to 6.4.0-150600.23.14.2
kernel-obs-qa - update to 6.4.0-150600.23.14.2
kernel-zfcpdump-debugsource - update to 6.4.0-150600.23.14.2
cluster-md-kmp-default-debuginfo - update to 6.4.0-150600.23.14.2
gfs2-kmp-default-debuginfo - update to 6.4.0-150600.23.14.2
kernel-default-debugsource - update to 6.4.0-150600.23.14.2
dlm-kmp-default - update to 6.4.0-150600.23.14.2
kernel-default-livepatch-devel - update to 6.4.0-150600.23.14.2
kernel-default-devel-debuginfo - update to 6.4.0-150600.23.14.2
kernel-default-base-rebuild - update to 6.4.0-150600.23.14.2.150600.12.4.3
kernel-default-base - update to 6.4.0-150600.23.14.2.150600.12.4.3

External References

Related Security Bulletins