Use-after-free in Linux kernel - CVE-2022-48935

 

Use-after-free in Linux kernel - CVE-2022-48935

Published: August 22, 2024 / Updated: May 12, 2025


Vulnerability identifier: #VU96409
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-48935
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the __nft_release_table() function in net/netfilter/nf_tables_api.c. A local user can escalate privileges on the system.


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 High Availability Extension 15
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 Desktop 15
SUSE Linux Enterprise Workstation Extension 15
SUSE Manager Proxy
SUSE Manager Server
SUSE Manager Retail Branch Server
SUSE Linux Enterprise Micro
SUSE Linux Enterprise Micro for Rancher
openSUSE Leap Micro
SUSE Linux Enterprise Live Patching
SUSE Linux Enterprise Desktop 15 SP4 LTSS
SUSE Linux Enterprise Server 15 SP4 LTSS
SUSE Real Time Module
Development Tools Module
Public Cloud Module
Legacy Module
Basesystem Module
openSUSE Leap
openEuler
kernel-livepatch-5_14_21-150400_24_133-default-debuginfo
kernel-livepatch-5_14_21-150400_24_133-default
kernel-livepatch-SLE15-SP4_Update_31-debugsource
kernel-livepatch-5_14_21-150500_13_73-rt
kernel-livepatch-5_14_21-150500_55_83-default
kernel-livepatch-5_14_21-150500_55_83-default-debuginfo
kernel-livepatch-SLE15-SP5_Update_20-debugsource
kernel-livepatch-SLE15-SP5-RT_Update_21-debugsource
kernel-livepatch-5_14_21-150500_13_73-rt-debuginfo
python3-perf-debuginfo
python3-perf
kernel
kernel-debuginfo
kernel-debugsource
kernel-devel
kernel-headers
kernel-source
kernel-tools
kernel-tools-debuginfo
kernel-tools-devel
perf
perf-debuginfo
kernel-source-rt
kernel-rt-debuginfo
kernel-rt
kernel-rt-debugsource
dtb-marvell
dtb-apple
dtb-aarch64
dtb-amd
dtb-freescale
dtb-renesas
dtb-nvidia
dtb-xilinx
dtb-allwinner
dtb-altera
dtb-lg
dtb-exynos
dtb-socionext
dtb-cavium
dtb-sprd
dtb-amlogic
dtb-mediatek
dtb-hisilicon
dtb-qcom
dtb-apm
dtb-amazon
dtb-broadcom
dtb-rockchip
dtb-arm
kernel-docs
kernel-docs-html
kernel-syms
kernel-obs-qa
kernel-debug-livepatch-devel
ocfs2-kmp-default
dlm-kmp-64kb
reiserfs-kmp-64kb-debuginfo
gfs2-kmp-64kb
kernel-kvmsmall-livepatch-devel
kernel-kvmsmall-devel
kernel-kvmsmall-debugsource
kernel-kvmsmall-debuginfo
kernel-64kb-extra-debuginfo
kernel-64kb-debuginfo
reiserfs-kmp-64kb
kernel-64kb-optional-debuginfo
ocfs2-kmp-64kb
kernel-default-optional
kernel-kvmsmall-devel-debuginfo
ocfs2-kmp-64kb-debuginfo
kernel-debug-debuginfo
kernel-64kb-debugsource
kernel-debug-debugsource
kernel-64kb-extra
kernel-64kb-livepatch-devel
kselftests-kmp-64kb-debuginfo
kernel-debug-devel-debuginfo
kernel-debug-devel
kernel-debug
kernel-64kb
kernel-source-vanilla
kernel-macros
kernel-default-debuginfo
kernel-default-devel-debuginfo
kernel-zfcpdump-debugsource
kernel-zfcpdump-debuginfo
kernel-zfcpdump
kernel-default-optional-debuginfo
kernel-default-extra-debuginfo
kernel-kvmsmall
kernel-64kb-devel
reiserfs-kmp-default-debuginfo
kernel-default-devel
kernel-default
kernel-default-debugsource
kernel-default-livepatch-devel
gfs2-kmp-default-debuginfo
dlm-kmp-default-debuginfo
kernel-default-livepatch
cluster-md-kmp-default-debuginfo
kernel-default-extra
cluster-md-kmp-default
ocfs2-kmp-default-debuginfo
kselftests-kmp-default
cluster-md-kmp-64kb-debuginfo
cluster-md-kmp-64kb
kernel-obs-build-debugsource
dlm-kmp-64kb-debuginfo
kselftests-kmp-64kb
kernel-64kb-optional
kernel-64kb-devel-debuginfo
kernel-obs-build
dlm-kmp-default
gfs2-kmp-default
reiserfs-kmp-default
kselftests-kmp-default-debuginfo
gfs2-kmp-64kb-debuginfo
kernel-default-base-rebuild
kernel-default-base
kernel-rt_debug-debuginfo
kernel-rt-optional
kernel-rt_debug-devel-debuginfo
kernel-syms-rt
kernel-rt_debug-livepatch-devel
kernel-devel-rt
kernel-rt-devel-debuginfo
kselftests-kmp-rt
kernel-rt-livepatch
gfs2-kmp-rt-debuginfo
dlm-kmp-rt
kselftests-kmp-rt-debuginfo
dlm-kmp-rt-debuginfo
ocfs2-kmp-rt-debuginfo
kernel-rt-devel
kernel-rt-extra
kernel-rt-extra-debuginfo
kernel-rt_debug
kernel-rt_debug-vdso-debuginfo
kernel-rt_debug-vdso
kernel-rt_debug-debugsource
ocfs2-kmp-rt
kernel-rt-livepatch-devel
gfs2-kmp-rt
kernel-rt_debug-devel
cluster-md-kmp-rt
reiserfs-kmp-rt-debuginfo
kernel-rt-vdso
reiserfs-kmp-rt
kernel-rt-vdso-debuginfo
kernel-rt-optional-debuginfo
cluster-md-kmp-rt-debuginfo
kernel-azure-livepatch-devel
kernel-syms-azure
kernel-azure-debuginfo
kernel-azure-extra-debuginfo
kernel-azure-optional
kselftests-kmp-azure
kernel-azure
kernel-azure-vdso
cluster-md-kmp-azure
kernel-azure-vdso-debuginfo
kernel-source-azure
kernel-devel-azure
dlm-kmp-azure
gfs2-kmp-azure
ocfs2-kmp-azure
kernel-azure-devel-debuginfo
ocfs2-kmp-azure-debuginfo
dlm-kmp-azure-debuginfo
cluster-md-kmp-azure-debuginfo
kernel-azure-debugsource
reiserfs-kmp-azure-debuginfo
gfs2-kmp-azure-debuginfo
kernel-azure-extra
kernel-azure-optional-debuginfo
kernel-azure-devel
reiserfs-kmp-azure
kselftests-kmp-azure-debuginfo
Dell EMC VxRail Appliance

How to mitigate CVE-2022-48935

Install update from vendor's website.

Linux kernel - addressed in versions 4.19.316, 5.4.262, 5.10.198, 5.15.26, 5.16.12, 5.17
kernel-livepatch-5_14_21-150400_24_133-default-debuginfo - update to 1-150400.9.3.2
kernel-livepatch-5_14_21-150400_24_133-default - update to 1-150400.9.3.2
kernel-livepatch-SLE15-SP4_Update_31-debugsource - update to 1-150400.9.3.2
kernel-livepatch-5_14_21-150500_13_73-rt - update to 1-150500.11.3.1
kernel-livepatch-5_14_21-150500_55_83-default - update to 1-150500.11.3.1
kernel-livepatch-5_14_21-150500_55_83-default-debuginfo - update to 1-150500.11.3.1
kernel-livepatch-SLE15-SP5_Update_20-debugsource - update to 1-150500.11.3.1
kernel-livepatch-SLE15-SP5-RT_Update_21-debugsource - update to 1-150500.11.3.1
kernel-livepatch-5_14_21-150500_13_73-rt-debuginfo - update to 1-150500.11.3.1
python3-perf-debuginfo - addressed in versions 5.10.0-136.91.0.172, 5.10.0-225.0.0.128
python3-perf - addressed in versions 5.10.0-136.91.0.172, 5.10.0-225.0.0.128
kernel - addressed in versions 5.10.0-136.91.0.172, 5.10.0-225.0.0.128
kernel-debuginfo - addressed in versions 5.10.0-136.91.0.172, 5.10.0-225.0.0.128
kernel-debugsource - addressed in versions 5.10.0-136.91.0.172, 5.10.0-225.0.0.128
kernel-devel - addressed in versions 5.10.0-136.91.0.172, 5.10.0-225.0.0.128
kernel-headers - addressed in versions 5.10.0-136.91.0.172, 5.10.0-225.0.0.128
kernel-source - addressed in versions 5.10.0-136.91.0.172, 5.10.0-225.0.0.128
kernel-tools - addressed in versions 5.10.0-136.91.0.172, 5.10.0-225.0.0.128
kernel-tools-debuginfo - addressed in versions 5.10.0-136.91.0.172, 5.10.0-225.0.0.128
kernel-tools-devel - addressed in versions 5.10.0-136.91.0.172, 5.10.0-225.0.0.128
perf - addressed in versions 5.10.0-136.91.0.172, 5.10.0-225.0.0.128
perf-debuginfo - addressed in versions 5.10.0-136.91.0.172, 5.10.0-225.0.0.128
kernel-source-rt - addressed in versions 5.14.21-150400.15.91.3, 5.14.21-150500.13.73.1
kernel-rt-debuginfo - addressed in versions 5.14.21-150400.15.91.3, 5.14.21-150500.13.73.1
kernel-rt - addressed in versions 5.14.21-150400.15.91.3, 5.14.21-150500.13.73.1
kernel-rt-debugsource - addressed in versions 5.14.21-150400.15.91.3, 5.14.21-150500.13.73.1
dtb-marvell - update to 5.14.21-150400.24.133.1
dtb-apple - update to 5.14.21-150400.24.133.1
dtb-aarch64 - update to 5.14.21-150400.24.133.1
dtb-amd - update to 5.14.21-150400.24.133.1
dtb-freescale - update to 5.14.21-150400.24.133.1
dtb-renesas - update to 5.14.21-150400.24.133.1
dtb-nvidia - update to 5.14.21-150400.24.133.1
dtb-xilinx - update to 5.14.21-150400.24.133.1
dtb-allwinner - update to 5.14.21-150400.24.133.1
dtb-altera - update to 5.14.21-150400.24.133.1
dtb-lg - update to 5.14.21-150400.24.133.1
dtb-exynos - update to 5.14.21-150400.24.133.1
dtb-socionext - update to 5.14.21-150400.24.133.1
dtb-cavium - update to 5.14.21-150400.24.133.1
dtb-sprd - update to 5.14.21-150400.24.133.1
dtb-amlogic - update to 5.14.21-150400.24.133.1
dtb-mediatek - update to 5.14.21-150400.24.133.1
dtb-hisilicon - update to 5.14.21-150400.24.133.1
dtb-qcom - update to 5.14.21-150400.24.133.1
dtb-apm - update to 5.14.21-150400.24.133.1
dtb-amazon - update to 5.14.21-150400.24.133.1
dtb-broadcom - update to 5.14.21-150400.24.133.1
dtb-rockchip - update to 5.14.21-150400.24.133.1
dtb-arm - update to 5.14.21-150400.24.133.1
kernel-docs - addressed in versions 5.14.21-150400.24.133.1, 5.14.21-150500.55.83.1
kernel-docs-html - update to 5.14.21-150400.24.133.1
kernel-syms - addressed in versions 5.14.21-150400.24.133.1, 5.14.21-150500.55.83.1
kernel-obs-qa - update to 5.14.21-150400.24.133.1
kernel-debug-livepatch-devel - update to 5.14.21-150400.24.133.2
ocfs2-kmp-default - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
dlm-kmp-64kb - update to 5.14.21-150400.24.133.2
reiserfs-kmp-64kb-debuginfo - update to 5.14.21-150400.24.133.2
gfs2-kmp-64kb - update to 5.14.21-150400.24.133.2
kernel-kvmsmall-livepatch-devel - update to 5.14.21-150400.24.133.2
kernel-kvmsmall-devel - update to 5.14.21-150400.24.133.2
kernel-kvmsmall-debugsource - update to 5.14.21-150400.24.133.2
kernel-kvmsmall-debuginfo - update to 5.14.21-150400.24.133.2
kernel-64kb-extra-debuginfo - update to 5.14.21-150400.24.133.2
kernel-64kb-debuginfo - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
reiserfs-kmp-64kb - update to 5.14.21-150400.24.133.2
kernel-64kb-optional-debuginfo - update to 5.14.21-150400.24.133.2
ocfs2-kmp-64kb - update to 5.14.21-150400.24.133.2
kernel-default-optional - update to 5.14.21-150400.24.133.2
kernel-kvmsmall-devel-debuginfo - update to 5.14.21-150400.24.133.2
ocfs2-kmp-64kb-debuginfo - update to 5.14.21-150400.24.133.2
kernel-debug-debuginfo - update to 5.14.21-150400.24.133.2
kernel-64kb-debugsource - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
kernel-debug-debugsource - update to 5.14.21-150400.24.133.2
kernel-64kb-extra - update to 5.14.21-150400.24.133.2
kernel-64kb-livepatch-devel - update to 5.14.21-150400.24.133.2
kselftests-kmp-64kb-debuginfo - update to 5.14.21-150400.24.133.2
kernel-debug-devel-debuginfo - update to 5.14.21-150400.24.133.2
kernel-debug-devel - update to 5.14.21-150400.24.133.2
kernel-debug - update to 5.14.21-150400.24.133.2
kernel-64kb - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
kernel-source-vanilla - update to 5.14.21-150400.24.133.2
kernel-macros - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
kernel-devel - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
kernel-source - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
kernel-default-debuginfo - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
kernel-default-devel-debuginfo - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
kernel-zfcpdump-debugsource - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
kernel-zfcpdump-debuginfo - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
kernel-zfcpdump - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
kernel-default-optional-debuginfo - update to 5.14.21-150400.24.133.2
kernel-default-extra-debuginfo - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
kernel-kvmsmall - update to 5.14.21-150400.24.133.2
kernel-64kb-devel - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
reiserfs-kmp-default-debuginfo - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
kernel-default-devel - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
kernel-default - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
kernel-default-debugsource - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
kernel-default-livepatch-devel - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
gfs2-kmp-default-debuginfo - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
dlm-kmp-default-debuginfo - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
kernel-default-livepatch - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
cluster-md-kmp-default-debuginfo - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
kernel-default-extra - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
cluster-md-kmp-default - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
ocfs2-kmp-default-debuginfo - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
kselftests-kmp-default - update to 5.14.21-150400.24.133.2
cluster-md-kmp-64kb-debuginfo - update to 5.14.21-150400.24.133.2
cluster-md-kmp-64kb - update to 5.14.21-150400.24.133.2
kernel-obs-build-debugsource - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
dlm-kmp-64kb-debuginfo - update to 5.14.21-150400.24.133.2
kselftests-kmp-64kb - update to 5.14.21-150400.24.133.2
kernel-64kb-optional - update to 5.14.21-150400.24.133.2
kernel-64kb-devel-debuginfo - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
kernel-obs-build - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
dlm-kmp-default - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
gfs2-kmp-default - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
reiserfs-kmp-default - addressed in versions 5.14.21-150400.24.133.2, 5.14.21-150500.55.83.1
kselftests-kmp-default-debuginfo - update to 5.14.21-150400.24.133.2
gfs2-kmp-64kb-debuginfo - update to 5.14.21-150400.24.133.2
kernel-default-base-rebuild - update to 5.14.21-150400.24.133.2.150400.24.64.5
kernel-default-base - addressed in versions 5.14.21-150400.24.133.2.150400.24.64.5, 5.14.21-150500.55.83.1.150500.6.37.1
kernel-rt_debug-debuginfo - update to 5.14.21-150500.13.73.1
kernel-rt-optional - update to 5.14.21-150500.13.73.1
kernel-rt_debug-devel-debuginfo - update to 5.14.21-150500.13.73.1
kernel-syms-rt - update to 5.14.21-150500.13.73.1
kernel-rt_debug-livepatch-devel - update to 5.14.21-150500.13.73.1
kernel-devel-rt - update to 5.14.21-150500.13.73.1
kernel-rt-devel-debuginfo - update to 5.14.21-150500.13.73.1
kselftests-kmp-rt - update to 5.14.21-150500.13.73.1
kernel-rt-livepatch - update to 5.14.21-150500.13.73.1
gfs2-kmp-rt-debuginfo - update to 5.14.21-150500.13.73.1
dlm-kmp-rt - update to 5.14.21-150500.13.73.1
kselftests-kmp-rt-debuginfo - update to 5.14.21-150500.13.73.1
dlm-kmp-rt-debuginfo - update to 5.14.21-150500.13.73.1
ocfs2-kmp-rt-debuginfo - update to 5.14.21-150500.13.73.1
kernel-rt-devel - update to 5.14.21-150500.13.73.1
kernel-rt-extra - update to 5.14.21-150500.13.73.1
kernel-rt-extra-debuginfo - update to 5.14.21-150500.13.73.1
kernel-rt_debug - update to 5.14.21-150500.13.73.1
kernel-rt_debug-vdso-debuginfo - update to 5.14.21-150500.13.73.1
kernel-rt_debug-vdso - update to 5.14.21-150500.13.73.1
kernel-rt_debug-debugsource - update to 5.14.21-150500.13.73.1
ocfs2-kmp-rt - update to 5.14.21-150500.13.73.1
kernel-rt-livepatch-devel - update to 5.14.21-150500.13.73.1
gfs2-kmp-rt - update to 5.14.21-150500.13.73.1
kernel-rt_debug-devel - update to 5.14.21-150500.13.73.1
cluster-md-kmp-rt - update to 5.14.21-150500.13.73.1
reiserfs-kmp-rt-debuginfo - update to 5.14.21-150500.13.73.1
kernel-rt-vdso - update to 5.14.21-150500.13.73.1
reiserfs-kmp-rt - update to 5.14.21-150500.13.73.1
kernel-rt-vdso-debuginfo - update to 5.14.21-150500.13.73.1
kernel-rt-optional-debuginfo - update to 5.14.21-150500.13.73.1
cluster-md-kmp-rt-debuginfo - update to 5.14.21-150500.13.73.1
kernel-azure-livepatch-devel - update to 5.14.21-150500.33.69.1
kernel-syms-azure - update to 5.14.21-150500.33.69.1
kernel-azure-debuginfo - update to 5.14.21-150500.33.69.1
kernel-azure-extra-debuginfo - update to 5.14.21-150500.33.69.1
kernel-azure-optional - update to 5.14.21-150500.33.69.1
kselftests-kmp-azure - update to 5.14.21-150500.33.69.1
kernel-azure - update to 5.14.21-150500.33.69.1
kernel-azure-vdso - update to 5.14.21-150500.33.69.1
cluster-md-kmp-azure - update to 5.14.21-150500.33.69.1
kernel-azure-vdso-debuginfo - update to 5.14.21-150500.33.69.1
kernel-source-azure - update to 5.14.21-150500.33.69.1
kernel-devel-azure - update to 5.14.21-150500.33.69.1
dlm-kmp-azure - update to 5.14.21-150500.33.69.1
gfs2-kmp-azure - update to 5.14.21-150500.33.69.1
ocfs2-kmp-azure - update to 5.14.21-150500.33.69.1
kernel-azure-devel-debuginfo - update to 5.14.21-150500.33.69.1
ocfs2-kmp-azure-debuginfo - update to 5.14.21-150500.33.69.1
dlm-kmp-azure-debuginfo - update to 5.14.21-150500.33.69.1
cluster-md-kmp-azure-debuginfo - update to 5.14.21-150500.33.69.1
kernel-azure-debugsource - update to 5.14.21-150500.33.69.1
reiserfs-kmp-azure-debuginfo - update to 5.14.21-150500.33.69.1
gfs2-kmp-azure-debuginfo - update to 5.14.21-150500.33.69.1
kernel-azure-extra - update to 5.14.21-150500.33.69.1
kernel-azure-optional-debuginfo - update to 5.14.21-150500.33.69.1
kernel-azure-devel - update to 5.14.21-150500.33.69.1
reiserfs-kmp-azure - update to 5.14.21-150500.33.69.1
kselftests-kmp-azure-debuginfo - update to 5.14.21-150500.33.69.1
Dell EMC VxRail Appliance - update to 8.0.311

External References

Related Security Bulletins