Memory leak in Linux kernel - CVE-2022-48691

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Main Vulnerability Database Vulnerabilities #VU89990

Memory leak in Linux kernel - CVE-2022-48691

Published: May 30, 2024 / Updated: May 14, 2025


Vulnerability identifier: #VU89990
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-2022-48691
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 nft_basechain_init() function in net/netfilter/nf_tables_api.c. A local user can perform a denial of service (DoS) attack.


Affected software

Linux kernel
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise High Availability Extension 15
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Workstation Extension 15
SUSE Linux Enterprise Micro
Basesystem Module
SUSE Linux Enterprise Live Patching
Legacy Module
Development Tools Module
Public Cloud Module
SUSE Real Time Module
openSUSE Leap
openEuler
kernel-livepatch-SLE15-SP5-RT_Update_16-debugsource
kernel-livepatch-5_14_21-150500_13_58-rt
kernel-livepatch-5_14_21-150500_13_58-rt-debuginfo
kernel-livepatch-SLE15-SP5_Update_15-debugsource
kernel-livepatch-5_14_21-150500_55_68-default
kernel-livepatch-5_14_21-150500_55_68-default-debuginfo
python3-perf-debuginfo
kernel
kernel-debuginfo
kernel-debugsource
kernel-headers
kernel-source
kernel-tools
kernel-tools-debuginfo
kernel-tools-devel
perf
kernel-devel
perf-debuginfo
python3-perf
ocfs2-kmp-rt-debuginfo
kernel-rt-extra
kernel-source-rt
kernel-rt-optional-debuginfo
kernel-rt-optional
kernel-rt-debugsource
reiserfs-kmp-rt-debuginfo
kernel-rt_debug
kernel-rt
dlm-kmp-rt-debuginfo
dlm-kmp-rt
kernel-rt_debug-vdso-debuginfo
cluster-md-kmp-rt-debuginfo
kernel-rt_debug-devel
gfs2-kmp-rt-debuginfo
kernel-rt_debug-vdso
kernel-rt-livepatch
kernel-rt-extra-debuginfo
kselftests-kmp-rt
kernel-syms-rt
kernel-rt-livepatch-devel
cluster-md-kmp-rt
reiserfs-kmp-rt
kernel-rt-vdso
ocfs2-kmp-rt
kernel-devel-rt
kernel-rt_debug-debugsource
kernel-rt_debug-livepatch-devel
kernel-rt_debug-devel-debuginfo
kernel-rt_debug-debuginfo
kselftests-kmp-rt-debuginfo
kernel-rt-debuginfo
gfs2-kmp-rt
kernel-rt-vdso-debuginfo
kernel-rt-devel
kernel-rt-devel-debuginfo
kselftests-kmp-azure-debuginfo
gfs2-kmp-azure-debuginfo
reiserfs-kmp-azure
kernel-azure-optional
kernel-azure-extra
kernel-syms-azure
ocfs2-kmp-azure-debuginfo
kernel-source-azure
kernel-devel-azure
kernel-azure-vdso-debuginfo
kselftests-kmp-azure
cluster-md-kmp-azure-debuginfo
dlm-kmp-azure-debuginfo
gfs2-kmp-azure
kernel-azure-devel-debuginfo
kernel-azure-livepatch-devel
kernel-azure-devel
cluster-md-kmp-azure
dlm-kmp-azure
kernel-azure-extra-debuginfo
ocfs2-kmp-azure
reiserfs-kmp-azure-debuginfo
kernel-azure-optional-debuginfo
kernel-azure-debuginfo
kernel-azure-vdso
kernel-azure
kernel-azure-debugsource
dtb-socionext
dtb-broadcom
dtb-qcom
dtb-altera
ocfs2-kmp-64kb-debuginfo
cluster-md-kmp-64kb
kernel-64kb-extra
gfs2-kmp-64kb-debuginfo
dlm-kmp-64kb-debuginfo
kselftests-kmp-64kb
dtb-rockchip
gfs2-kmp-64kb
dtb-hisilicon
dtb-apm
dtb-xilinx
reiserfs-kmp-64kb-debuginfo
dtb-arm
dtb-sprd
kernel-64kb-devel-debuginfo
dtb-renesas
kernel-64kb-debuginfo
dtb-nvidia
cluster-md-kmp-64kb-debuginfo
dtb-amd
dtb-lg
dtb-freescale
kernel-docs
kernel-syms
kernel-obs-build
kernel-obs-build-debugsource
kernel-default
reiserfs-kmp-default
kernel-default-debugsource
reiserfs-kmp-default-debuginfo
kernel-default-debuginfo
kernel-64kb
dtb-exynos
kernel-64kb-devel
dtb-amazon
kernel-64kb-extra-debuginfo
ocfs2-kmp-64kb
dtb-amlogic
dtb-cavium
dtb-allwinner
kernel-64kb-livepatch-devel
kernel-64kb-debugsource
kselftests-kmp-64kb-debuginfo
dtb-marvell
dtb-mediatek
kernel-docs-html
kernel-kvmsmall-vdso-debuginfo
kernel-debug-vdso
kernel-debug-vdso-debuginfo
kernel-default-vdso
kernel-debug-devel-debuginfo
kernel-debug-livepatch-devel
kernel-debug-debuginfo
kernel-debug-devel
kernel-debug-debugsource
kernel-debug
kernel-source-vanilla
kernel-kvmsmall-vdso
kernel-macros
kernel-default-extra
kernel-default-extra-debuginfo
cluster-md-kmp-default-debuginfo
dlm-kmp-default
dlm-kmp-default-debuginfo
ocfs2-kmp-default-debuginfo
gfs2-kmp-default-debuginfo
ocfs2-kmp-default
cluster-md-kmp-default
gfs2-kmp-default
kernel-default-livepatch
kselftests-kmp-default
dtb-apple
dlm-kmp-64kb
kernel-64kb-optional
reiserfs-kmp-64kb
kernel-64kb-optional-debuginfo
dtb-aarch64
kernel-zfcpdump-debugsource
kernel-zfcpdump-debuginfo
kernel-zfcpdump
kernel-kvmsmall
kernel-obs-qa
kernel-default-optional
kernel-default-livepatch-devel
kernel-default-devel-debuginfo
kselftests-kmp-default-debuginfo
kernel-default-optional-debuginfo
kernel-default-devel
kernel-kvmsmall-devel
kernel-kvmsmall-devel-debuginfo
kernel-kvmsmall-debugsource
kernel-kvmsmall-livepatch-devel
kernel-kvmsmall-debuginfo
kernel-default-vdso-debuginfo
kernel-default-base
kernel-default-base-rebuild

How to mitigate CVE-2022-48691

Install update from vendor's website.

Linux kernel - addressed in versions 5.10.143, 5.15.68, 5.19.9, 6.0
kernel-livepatch-SLE15-SP5-RT_Update_16-debugsource - update to 1-150500.11.3.1
kernel-livepatch-5_14_21-150500_13_58-rt - update to 1-150500.11.3.1
kernel-livepatch-5_14_21-150500_13_58-rt-debuginfo - update to 1-150500.11.3.1
kernel-livepatch-SLE15-SP5_Update_15-debugsource - update to 1-150500.11.3.1
kernel-livepatch-5_14_21-150500_55_68-default - update to 1-150500.11.3.1
kernel-livepatch-5_14_21-150500_55_68-default-debuginfo - update to 1-150500.11.3.1
python3-perf-debuginfo - update to 5.10.0-136.91.0.172
kernel - update to 5.10.0-136.91.0.172
kernel-debuginfo - update to 5.10.0-136.91.0.172
kernel-debugsource - update to 5.10.0-136.91.0.172
kernel-headers - update to 5.10.0-136.91.0.172
kernel-source - update to 5.10.0-136.91.0.172
kernel-tools - update to 5.10.0-136.91.0.172
kernel-tools-debuginfo - update to 5.10.0-136.91.0.172
kernel-tools-devel - update to 5.10.0-136.91.0.172
perf - update to 5.10.0-136.91.0.172
kernel-devel - update to 5.10.0-136.91.0.172
perf-debuginfo - update to 5.10.0-136.91.0.172
python3-perf - update to 5.10.0-136.91.0.172
ocfs2-kmp-rt-debuginfo - update to 5.14.21-150500.13.58.1
kernel-rt-extra - update to 5.14.21-150500.13.58.1
kernel-source-rt - update to 5.14.21-150500.13.58.1
kernel-rt-optional-debuginfo - update to 5.14.21-150500.13.58.1
kernel-rt-optional - update to 5.14.21-150500.13.58.1
kernel-rt-debugsource - update to 5.14.21-150500.13.58.1
reiserfs-kmp-rt-debuginfo - update to 5.14.21-150500.13.58.1
kernel-rt_debug - update to 5.14.21-150500.13.58.1
kernel-rt - update to 5.14.21-150500.13.58.1
dlm-kmp-rt-debuginfo - update to 5.14.21-150500.13.58.1
dlm-kmp-rt - update to 5.14.21-150500.13.58.1
kernel-rt_debug-vdso-debuginfo - update to 5.14.21-150500.13.58.1
cluster-md-kmp-rt-debuginfo - update to 5.14.21-150500.13.58.1
kernel-rt_debug-devel - update to 5.14.21-150500.13.58.1
gfs2-kmp-rt-debuginfo - update to 5.14.21-150500.13.58.1
kernel-rt_debug-vdso - update to 5.14.21-150500.13.58.1
kernel-rt-livepatch - update to 5.14.21-150500.13.58.1
kernel-rt-extra-debuginfo - update to 5.14.21-150500.13.58.1
kselftests-kmp-rt - update to 5.14.21-150500.13.58.1
kernel-syms-rt - update to 5.14.21-150500.13.58.1
kernel-rt-livepatch-devel - update to 5.14.21-150500.13.58.1
cluster-md-kmp-rt - update to 5.14.21-150500.13.58.1
reiserfs-kmp-rt - update to 5.14.21-150500.13.58.1
kernel-rt-vdso - update to 5.14.21-150500.13.58.1
ocfs2-kmp-rt - update to 5.14.21-150500.13.58.1
kernel-devel-rt - update to 5.14.21-150500.13.58.1
kernel-rt_debug-debugsource - update to 5.14.21-150500.13.58.1
kernel-rt_debug-livepatch-devel - update to 5.14.21-150500.13.58.1
kernel-rt_debug-devel-debuginfo - update to 5.14.21-150500.13.58.1
kernel-rt_debug-debuginfo - update to 5.14.21-150500.13.58.1
kselftests-kmp-rt-debuginfo - update to 5.14.21-150500.13.58.1
kernel-rt-debuginfo - update to 5.14.21-150500.13.58.1
gfs2-kmp-rt - update to 5.14.21-150500.13.58.1
kernel-rt-vdso-debuginfo - update to 5.14.21-150500.13.58.1
kernel-rt-devel - update to 5.14.21-150500.13.58.1
kernel-rt-devel-debuginfo - update to 5.14.21-150500.13.58.1
kselftests-kmp-azure-debuginfo - update to 5.14.21-150500.33.57.1
gfs2-kmp-azure-debuginfo - update to 5.14.21-150500.33.57.1
reiserfs-kmp-azure - update to 5.14.21-150500.33.57.1
kernel-azure-optional - update to 5.14.21-150500.33.57.1
kernel-azure-extra - update to 5.14.21-150500.33.57.1
kernel-syms-azure - update to 5.14.21-150500.33.57.1
ocfs2-kmp-azure-debuginfo - update to 5.14.21-150500.33.57.1
kernel-source-azure - update to 5.14.21-150500.33.57.1
kernel-devel-azure - update to 5.14.21-150500.33.57.1
kernel-azure-vdso-debuginfo - update to 5.14.21-150500.33.57.1
kselftests-kmp-azure - update to 5.14.21-150500.33.57.1
cluster-md-kmp-azure-debuginfo - update to 5.14.21-150500.33.57.1
dlm-kmp-azure-debuginfo - update to 5.14.21-150500.33.57.1
gfs2-kmp-azure - update to 5.14.21-150500.33.57.1
kernel-azure-devel-debuginfo - update to 5.14.21-150500.33.57.1
kernel-azure-livepatch-devel - update to 5.14.21-150500.33.57.1
kernel-azure-devel - update to 5.14.21-150500.33.57.1
cluster-md-kmp-azure - update to 5.14.21-150500.33.57.1
dlm-kmp-azure - update to 5.14.21-150500.33.57.1
kernel-azure-extra-debuginfo - update to 5.14.21-150500.33.57.1
ocfs2-kmp-azure - update to 5.14.21-150500.33.57.1
reiserfs-kmp-azure-debuginfo - update to 5.14.21-150500.33.57.1
kernel-azure-optional-debuginfo - update to 5.14.21-150500.33.57.1
kernel-azure-debuginfo - update to 5.14.21-150500.33.57.1
kernel-azure-vdso - update to 5.14.21-150500.33.57.1
kernel-azure - update to 5.14.21-150500.33.57.1
kernel-azure-debugsource - update to 5.14.21-150500.33.57.1
dtb-socionext - update to 5.14.21-150500.55.68.1
dtb-broadcom - update to 5.14.21-150500.55.68.1
dtb-qcom - update to 5.14.21-150500.55.68.1
dtb-altera - update to 5.14.21-150500.55.68.1
ocfs2-kmp-64kb-debuginfo - update to 5.14.21-150500.55.68.1
cluster-md-kmp-64kb - update to 5.14.21-150500.55.68.1
kernel-64kb-extra - update to 5.14.21-150500.55.68.1
gfs2-kmp-64kb-debuginfo - update to 5.14.21-150500.55.68.1
dlm-kmp-64kb-debuginfo - update to 5.14.21-150500.55.68.1
kselftests-kmp-64kb - update to 5.14.21-150500.55.68.1
dtb-rockchip - update to 5.14.21-150500.55.68.1
gfs2-kmp-64kb - update to 5.14.21-150500.55.68.1
dtb-hisilicon - update to 5.14.21-150500.55.68.1
dtb-apm - update to 5.14.21-150500.55.68.1
dtb-xilinx - update to 5.14.21-150500.55.68.1
reiserfs-kmp-64kb-debuginfo - update to 5.14.21-150500.55.68.1
dtb-arm - update to 5.14.21-150500.55.68.1
dtb-sprd - update to 5.14.21-150500.55.68.1
kernel-64kb-devel-debuginfo - update to 5.14.21-150500.55.68.1
dtb-renesas - update to 5.14.21-150500.55.68.1
kernel-64kb-debuginfo - update to 5.14.21-150500.55.68.1
dtb-nvidia - update to 5.14.21-150500.55.68.1
cluster-md-kmp-64kb-debuginfo - update to 5.14.21-150500.55.68.1
dtb-amd - update to 5.14.21-150500.55.68.1
dtb-lg - update to 5.14.21-150500.55.68.1
dtb-freescale - update to 5.14.21-150500.55.68.1
kernel-docs - update to 5.14.21-150500.55.68.1
kernel-syms - update to 5.14.21-150500.55.68.1
kernel-obs-build - update to 5.14.21-150500.55.68.1
kernel-obs-build-debugsource - update to 5.14.21-150500.55.68.1
kernel-source - update to 5.14.21-150500.55.68.1
kernel-default - update to 5.14.21-150500.55.68.1
reiserfs-kmp-default - update to 5.14.21-150500.55.68.1
kernel-default-debugsource - update to 5.14.21-150500.55.68.1
reiserfs-kmp-default-debuginfo - update to 5.14.21-150500.55.68.1
kernel-default-debuginfo - update to 5.14.21-150500.55.68.1
kernel-64kb - update to 5.14.21-150500.55.68.1
dtb-exynos - update to 5.14.21-150500.55.68.1
kernel-64kb-devel - update to 5.14.21-150500.55.68.1
dtb-amazon - update to 5.14.21-150500.55.68.1
kernel-64kb-extra-debuginfo - update to 5.14.21-150500.55.68.1
ocfs2-kmp-64kb - update to 5.14.21-150500.55.68.1
dtb-amlogic - update to 5.14.21-150500.55.68.1
dtb-cavium - update to 5.14.21-150500.55.68.1
dtb-allwinner - update to 5.14.21-150500.55.68.1
kernel-64kb-livepatch-devel - update to 5.14.21-150500.55.68.1
kernel-64kb-debugsource - update to 5.14.21-150500.55.68.1
kselftests-kmp-64kb-debuginfo - update to 5.14.21-150500.55.68.1
dtb-marvell - update to 5.14.21-150500.55.68.1
dtb-mediatek - update to 5.14.21-150500.55.68.1
kernel-docs-html - update to 5.14.21-150500.55.68.1
kernel-kvmsmall-vdso-debuginfo - update to 5.14.21-150500.55.68.1
kernel-debug-vdso - update to 5.14.21-150500.55.68.1
kernel-debug-vdso-debuginfo - update to 5.14.21-150500.55.68.1
kernel-default-vdso - update to 5.14.21-150500.55.68.1
kernel-debug-devel-debuginfo - update to 5.14.21-150500.55.68.1
kernel-debug-livepatch-devel - update to 5.14.21-150500.55.68.1
kernel-debug-debuginfo - update to 5.14.21-150500.55.68.1
kernel-debug-devel - update to 5.14.21-150500.55.68.1
kernel-debug-debugsource - update to 5.14.21-150500.55.68.1
kernel-debug - update to 5.14.21-150500.55.68.1
kernel-source-vanilla - update to 5.14.21-150500.55.68.1
kernel-devel - update to 5.14.21-150500.55.68.1
kernel-kvmsmall-vdso - update to 5.14.21-150500.55.68.1
kernel-macros - update to 5.14.21-150500.55.68.1
kernel-default-extra - update to 5.14.21-150500.55.68.1
kernel-default-extra-debuginfo - update to 5.14.21-150500.55.68.1
cluster-md-kmp-default-debuginfo - update to 5.14.21-150500.55.68.1
dlm-kmp-default - update to 5.14.21-150500.55.68.1
dlm-kmp-default-debuginfo - update to 5.14.21-150500.55.68.1
ocfs2-kmp-default-debuginfo - update to 5.14.21-150500.55.68.1
gfs2-kmp-default-debuginfo - update to 5.14.21-150500.55.68.1
ocfs2-kmp-default - update to 5.14.21-150500.55.68.1
cluster-md-kmp-default - update to 5.14.21-150500.55.68.1
gfs2-kmp-default - update to 5.14.21-150500.55.68.1
kernel-default-livepatch - update to 5.14.21-150500.55.68.1
kselftests-kmp-default - update to 5.14.21-150500.55.68.1
dtb-apple - update to 5.14.21-150500.55.68.1
dlm-kmp-64kb - update to 5.14.21-150500.55.68.1
kernel-64kb-optional - update to 5.14.21-150500.55.68.1
reiserfs-kmp-64kb - update to 5.14.21-150500.55.68.1
kernel-64kb-optional-debuginfo - update to 5.14.21-150500.55.68.1
dtb-aarch64 - update to 5.14.21-150500.55.68.1
kernel-zfcpdump-debugsource - update to 5.14.21-150500.55.68.1
kernel-zfcpdump-debuginfo - update to 5.14.21-150500.55.68.1
kernel-zfcpdump - update to 5.14.21-150500.55.68.1
kernel-kvmsmall - update to 5.14.21-150500.55.68.1
kernel-obs-qa - update to 5.14.21-150500.55.68.1
kernel-default-optional - update to 5.14.21-150500.55.68.1
kernel-default-livepatch-devel - update to 5.14.21-150500.55.68.1
kernel-default-devel-debuginfo - update to 5.14.21-150500.55.68.1
kselftests-kmp-default-debuginfo - update to 5.14.21-150500.55.68.1
kernel-default-optional-debuginfo - update to 5.14.21-150500.55.68.1
kernel-default-devel - update to 5.14.21-150500.55.68.1
kernel-kvmsmall-devel - update to 5.14.21-150500.55.68.1
kernel-kvmsmall-devel-debuginfo - update to 5.14.21-150500.55.68.1
kernel-kvmsmall-debugsource - update to 5.14.21-150500.55.68.1
kernel-kvmsmall-livepatch-devel - update to 5.14.21-150500.55.68.1
kernel-kvmsmall-debuginfo - update to 5.14.21-150500.55.68.1
kernel-default-vdso-debuginfo - update to 5.14.21-150500.55.68.1
kernel-default-base - update to 5.14.21-150500.55.68.1.150500.6.31.1
kernel-default-base-rebuild - update to 5.14.21-150500.55.68.1.150500.6.31.1

External References

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