Resource management error in Linux kernel - CVE-2022-48931

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Main Vulnerability Database Vulnerabilities #VU96444

Resource management error in Linux kernel - CVE-2022-48931

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


Vulnerability identifier: #VU96444
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-2022-48931
CWE-ID: CWE-399
Exploitation vector: Local access
Exploit availability: No public exploit available
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 Performance Computing LTSS 15
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise High Availability Extension 15
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Real Time 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Software Development Kit 12
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Workstation Extension 15
SUSE Linux Enterprise High Availability Extension 12
SUSE Manager Server
SUSE Manager Retail Branch Server
SUSE Manager Proxy
SUSE Linux Enterprise Micro
SUSE Linux Enterprise Micro for Rancher
openSUSE Leap Micro
SUSE Linux Enterprise Live Patching
SUSE Linux Enterprise Workstation Extension 12
SUSE Linux Enterprise Server 15 SP4 LTSS
SUSE Linux Enterprise Desktop 15 SP4 LTSS
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_21-150400_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_67-rt-debuginfo
kernel-livepatch-5_14_21-150500_55_80-default
kernel-livepatch-SLE15-SP5_Update_19-debugsource
kernel-livepatch-5_14_21-150500_55_80-default-debuginfo
kernel-livepatch-SLE15-SP5-RT_Update_19-debugsource
kernel-livepatch-5_14_21-150500_13_67-rt
cluster-md-kmp-rt-debuginfo
kernel-rt
kernel-rt_debug
kernel-source-rt
kernel-devel-rt
dlm-kmp-rt-debuginfo
kernel-rt-devel-debuginfo
ocfs2-kmp-rt-debuginfo
kernel-rt-debugsource
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
kernel-rt_debug-devel
kernel-azure-base-debuginfo
kernel-source-azure
kernel-syms-azure
kernel-azure-debugsource
kernel-devel-azure
kernel-azure-debuginfo
kernel-azure-devel
kernel-azure-base
kernel-azure
kernel-default-base
kernel-default-kgraft
kernel-default-kgraft-devel
kernel-default-devel-debuginfo
kernel-source
kernel-macros
kernel-devel
kernel-default
gfs2-kmp-default
dlm-kmp-default-debuginfo
kernel-default-base-debuginfo
ocfs2-kmp-default-debuginfo
kernel-default-extra-debuginfo
kernel-default-extra
kernel-default-man
cluster-md-kmp-default
dlm-kmp-default
kernel-default-debugsource
kernel-default-devel
cluster-md-kmp-default-debuginfo
gfs2-kmp-default-debuginfo
ocfs2-kmp-default
kernel-default-debuginfo
kernel-syms
kernel-obs-build
kernel-docs
kernel-obs-build-debugsource
dtb-hisilicon
dtb-socionext
dtb-cavium
dtb-sprd
dtb-amlogic
dtb-mediatek
dtb-nvidia
dtb-qcom
dtb-apple
dtb-apm
dtb-amazon
kernel-obs-qa
dtb-broadcom
dtb-rockchip
dtb-arm
dtb-freescale
dtb-allwinner
dtb-aarch64
dtb-amd
dtb-altera
dtb-lg
dtb-renesas
kernel-docs-html
dtb-exynos
dtb-marvell
dtb-xilinx
kselftests-kmp-default-debuginfo
kernel-default-livepatch
reiserfs-kmp-default
kselftests-kmp-default
kernel-default-optional-debuginfo
reiserfs-kmp-64kb-debuginfo
cluster-md-kmp-64kb-debuginfo
kernel-64kb-devel
ocfs2-kmp-64kb
kernel-64kb-optional-debuginfo
reiserfs-kmp-64kb
kernel-64kb-debuginfo
kernel-64kb-extra-debuginfo
gfs2-kmp-64kb
cluster-md-kmp-64kb
dlm-kmp-64kb
ocfs2-kmp-64kb-debuginfo
kernel-64kb-debugsource
kernel-64kb-extra
kernel-64kb-livepatch-devel
kselftests-kmp-64kb-debuginfo
kernel-64kb
dlm-kmp-64kb-debuginfo
kselftests-kmp-64kb
kernel-64kb-optional
gfs2-kmp-64kb-debuginfo
kernel-64kb-devel-debuginfo
kernel-zfcpdump-debugsource
kernel-zfcpdump-debuginfo
kernel-zfcpdump
kernel-kvmsmall
reiserfs-kmp-default-debuginfo
kernel-default-livepatch-devel
kernel-default-optional
kernel-source-vanilla
kernel-debug
kernel-debug-devel
kernel-debug-devel-debuginfo
kernel-debug-debugsource
kernel-debug-livepatch-devel
kernel-kvmsmall-livepatch-devel
kernel-kvmsmall-devel
kernel-kvmsmall-debugsource
kernel-kvmsmall-debuginfo
kernel-kvmsmall-devel-debuginfo
kernel-debug-debuginfo
kernel-default-base-rebuild
kernel-rt_debug-vdso-debuginfo
kernel-rt_debug-vdso
kernel-rt-vdso
kernel-rt_debug-livepatch-devel
kernel-rt-optional-debuginfo
kernel-rt-optional
kernel-rt-extra
reiserfs-kmp-rt-debuginfo
kernel-rt-livepatch
reiserfs-kmp-rt
kselftests-kmp-rt-debuginfo
kernel-rt-livepatch-devel
kernel-rt-extra-debuginfo
kernel-rt-vdso-debuginfo
kselftests-kmp-rt
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
kernel-azure-optional
kernel-azure-extra
dlm-kmp-azure
gfs2-kmp-azure-debuginfo
kernel-azure-vdso-debuginfo
kernel-azure-vdso
gfs2-kmp-azure
kernel-azure-optional-debuginfo
ocfs2-kmp-azure
kselftests-kmp-azure-debuginfo
ocfs2-kmp-azure-debuginfo
dlm-kmp-azure-debuginfo
kernel-kvmsmall-vdso
kernel-kvmsmall-vdso-debuginfo
kernel-default-vdso-debuginfo
kernel-debug-vdso-debuginfo
kernel-default-vdso
kernel-debug-vdso

Detailed vulnerability description

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

The vulnerability exists due to resource management error within the DECLARE_RWSEM(), configfs_register_subsystem() and configfs_unregister_subsystem() functions in fs/configfs/dir.c. A local user can perform a denial of service (DoS) attack.


How to mitigate CVE-2022-48931

Install update from vendor's website.

Sources