Memory leak in Linux kernel - CVE-2022-48910

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Main Vulnerability Database Vulnerabilities #VU96407

Memory leak in Linux kernel - CVE-2022-48910

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


Vulnerability identifier: #VU96407
CSH Severity: Low
CVSS v4.0: 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-2022-48910
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability: No public exploit available
Affected software:
Linux kernel
SUSE Linux Enterprise Real Time 12
SUSE Linux Enterprise Workstation Extension 15
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 High Availability Extension 15
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Software Development Kit 12
SUSE Linux Enterprise High Availability Extension 12
SUSE Linux Enterprise Micro
openSUSE Leap Micro
SUSE Linux Enterprise Workstation Extension 12
SUSE Linux Enterprise Live Patching
Legacy Module
Development Tools Module
Basesystem Module
Public Cloud Module
SUSE Real Time Module
openSUSE Leap
RecoverPoint for Virtual Machines
kgraft-patch-4_12_14-122_228-default
kernel-livepatch-5_14_21-150500_13_67-rt-debuginfo
kernel-livepatch-5_14_21-150500_13_67-rt
kernel-livepatch-SLE15-SP5-RT_Update_19-debugsource
kernel-livepatch-5_14_21-150500_55_80-default-debuginfo
kernel-livepatch-SLE15-SP5_Update_19-debugsource
kernel-livepatch-5_14_21-150500_55_80-default
kernel-rt-debugsource
cluster-md-kmp-rt-debuginfo
kernel-rt_debug
kernel-rt
kernel-source-rt
kernel-devel-rt
dlm-kmp-rt-debuginfo
kernel-rt-devel-debuginfo
kernel-rt_debug-devel
ocfs2-kmp-rt
gfs2-kmp-rt
kernel-rt_debug-devel-debuginfo
kernel-syms-rt
kernel-rt-base
gfs2-kmp-rt-debuginfo
kernel-rt-debuginfo
kernel-rt_debug-debuginfo
cluster-md-kmp-rt
dlm-kmp-rt
kernel-rt-devel
kernel-rt-base-debuginfo
kernel-rt_debug-debugsource
ocfs2-kmp-rt-debuginfo
kernel-azure-debuginfo
kernel-azure
kernel-azure-base
kernel-azure-base-debuginfo
kernel-azure-debugsource
kernel-azure-devel
kernel-devel-azure
kernel-syms-azure
kernel-source-azure
kernel-default-base
cluster-md-kmp-default
dlm-kmp-default
kernel-default-debugsource
kernel-syms
kernel-default-base-debuginfo
kernel-default-debuginfo
ocfs2-kmp-default
gfs2-kmp-default-debuginfo
cluster-md-kmp-default-debuginfo
kernel-default-devel
ocfs2-kmp-default-debuginfo
dlm-kmp-default-debuginfo
gfs2-kmp-default
kernel-default
kernel-devel
kernel-macros
kernel-source
kernel-default-devel-debuginfo
kernel-default-kgraft-devel
kernel-default-kgraft
kernel-default-man
kernel-default-extra
kernel-default-extra-debuginfo
kernel-obs-build
kernel-obs-build-debugsource
kernel-docs
reiserfs-kmp-rt-debuginfo
kernel-rt-extra
kernel-rt-optional
kernel-rt-optional-debuginfo
kernel-rt_debug-livepatch-devel
kernel-rt_debug-vdso
kernel-rt-vdso
reiserfs-kmp-rt
kernel-rt_debug-vdso-debuginfo
kernel-rt-livepatch
kernel-rt-vdso-debuginfo
kernel-rt-extra-debuginfo
kselftests-kmp-rt
kernel-rt-livepatch-devel
kselftests-kmp-rt-debuginfo
kernel-azure-extra
cluster-md-kmp-azure
kernel-azure-livepatch-devel
kselftests-kmp-azure
reiserfs-kmp-azure-debuginfo
cluster-md-kmp-azure-debuginfo
kernel-azure-extra-debuginfo
reiserfs-kmp-azure
kernel-azure-devel-debuginfo
dlm-kmp-azure
kernel-azure-optional
gfs2-kmp-azure-debuginfo
kernel-azure-vdso-debuginfo
kernel-azure-vdso
gfs2-kmp-azure
kernel-azure-optional-debuginfo
dlm-kmp-azure-debuginfo
kselftests-kmp-azure-debuginfo
ocfs2-kmp-azure
ocfs2-kmp-azure-debuginfo
dtb-broadcom
dtb-allwinner
kernel-obs-qa
dtb-xilinx
dtb-amd
dtb-amazon
dtb-nvidia
dtb-altera
dtb-exynos
dtb-amlogic
dtb-lg
dtb-qcom
dtb-rockchip
dtb-sprd
dtb-renesas
dtb-mediatek
dtb-hisilicon
dtb-marvell
dtb-cavium
dtb-aarch64
dtb-arm
dtb-apple
dtb-apm
dtb-freescale
dtb-socionext
kernel-64kb-debugsource
kernel-zfcpdump-debugsource
kernel-64kb-optional-debuginfo
kernel-zfcpdump-debuginfo
kernel-zfcpdump
kernel-64kb-debuginfo
gfs2-kmp-64kb
kernel-64kb-extra-debuginfo
ocfs2-kmp-64kb
kernel-64kb-devel-debuginfo
kselftests-kmp-64kb
kselftests-kmp-64kb-debuginfo
cluster-md-kmp-64kb
reiserfs-kmp-64kb-debuginfo
dlm-kmp-64kb-debuginfo
kernel-64kb-devel
dlm-kmp-64kb
kernel-64kb-optional
reiserfs-kmp-64kb
cluster-md-kmp-64kb-debuginfo
kernel-64kb-extra
ocfs2-kmp-64kb-debuginfo
gfs2-kmp-64kb-debuginfo
kernel-64kb-livepatch-devel
kernel-debug-debuginfo
kernel-kvmsmall-devel
kernel-kvmsmall-devel-debuginfo
kernel-kvmsmall-debuginfo
kernel-kvmsmall-debugsource
kernel-kvmsmall-livepatch-devel
kernel-default-vdso-debuginfo
kernel-debug-vdso-debuginfo
kernel-default-vdso
kernel-debug-vdso
kernel-kvmsmall-vdso
kernel-kvmsmall-vdso-debuginfo
kernel-debug-devel-debuginfo
kernel-debug-debugsource
kernel-debug-livepatch-devel
kernel-debug-devel
kernel-debug
kernel-source-vanilla
kernel-docs-html
kernel-kvmsmall
reiserfs-kmp-default
kernel-default-optional
kselftests-kmp-default-debuginfo
reiserfs-kmp-default-debuginfo
kernel-default-livepatch-devel
kselftests-kmp-default
kernel-default-livepatch
kernel-default-optional-debuginfo
kernel-64kb
kernel-default-base-rebuild

Detailed vulnerability description

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

The vulnerability exists due to memory leak within the addrconf_ifdown() and addrconf_del_rs_timer() functions in net/ipv6/addrconf.c. A local user can perform a denial of service (DoS) attack.


How to mitigate CVE-2022-48910

Install update from vendor's website.

Sources