Main Vulnerability Database Vulnerabilities #VU96427

Improper locking in Linux kernel - CVE-2022-48930

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

Vulnerability identifier: #VU96427

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-2022-48930

CWE-ID: CWE-667

Exploitation vector: Local access

Exploit availability: No public exploit available

Affected software:
Linux kernel
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise High Availability Extension 15
SUSE Linux Enterprise High Performance Computing LTSS 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Workstation Extension 15
SUSE Linux Enterprise High Availability Extension 12
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Software Development Kit 12
SUSE Linux Enterprise Real Time 12
SUSE Linux Enterprise Desktop 15
SUSE Manager Proxy
SUSE Manager Retail Branch Server
SUSE Manager Server
SUSE Linux Enterprise Micro
SUSE Linux Enterprise Micro for Rancher
openSUSE Leap Micro
SUSE Enterprise Storage
SUSE Linux Enterprise Workstation Extension 12
SUSE Linux Enterprise Live Patching
SUSE Linux Enterprise Server 15 SP3 Business Critical Linux
SUSE Linux Enterprise Server 15 SP3 LTSS
SUSE Linux Enterprise Server 15 SP4 LTSS
SUSE Linux Enterprise Desktop 15 SP4 LTSS
Public Cloud Module
Basesystem Module
SUSE Real Time Module
Legacy Module
Development Tools Module
openSUSE Leap
RecoverPoint for Virtual Machines
kgraft-patch-4_12_14-122_228-default
kernel-livepatch-5_3_18-150300_59_174-default
kernel-livepatch-5_3_18-150300_59_174-preempt-debuginfo
kernel-livepatch-5_3_18-150300_59_174-preempt
kernel-livepatch-SLE15-SP3_Update_48-debugsource
kernel-livepatch-5_3_18-150300_59_174-default-debuginfo
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-SLE15-SP5-RT_Update_19-debugsource
kernel-livepatch-5_14_21-150500_13_67-rt
kernel-livepatch-5_14_21-150500_13_67-rt-debuginfo
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
cluster-md-kmp-rt-debuginfo
kernel-rt-debugsource
kernel-rt_debug
kernel-rt
kernel-source-rt
dlm-kmp-rt-debuginfo
gfs2-kmp-rt-debuginfo
kernel-rt-debuginfo
kernel-rt_debug-debuginfo
cluster-md-kmp-rt
kernel-rt-base
kernel-syms-rt
dlm-kmp-rt
kernel-rt_debug-devel-debuginfo
gfs2-kmp-rt
kernel-devel-rt
kernel-rt-base-debuginfo
ocfs2-kmp-rt-debuginfo
kernel-rt_debug-devel
kernel-rt-devel-debuginfo
ocfs2-kmp-rt
kernel-rt_debug-debugsource
kernel-rt-devel
kernel-devel-azure
kernel-source-azure
kernel-azure
kernel-azure-base
kernel-azure-devel
kernel-azure-base-debuginfo
kernel-azure-debuginfo
kernel-azure-debugsource
kernel-syms-azure
dlm-kmp-default
kernel-default-debugsource
kernel-default-base-debuginfo
kernel-syms
kernel-default-base
kernel-default-debuginfo
ocfs2-kmp-default
gfs2-kmp-default-debuginfo
cluster-md-kmp-default-debuginfo
kernel-default-devel
cluster-md-kmp-default
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-docs
kernel-obs-build-debugsource
kernel-obs-build
kernel-preempt-debugsource
kernel-64kb-livepatch-devel
kernel-preempt-debuginfo
kernel-preempt-devel-debuginfo
gfs2-kmp-preempt-debuginfo
kernel-preempt-extra
kernel-preempt-livepatch-devel
kernel-preempt-optional
ocfs2-kmp-preempt-debuginfo
dtb-qcom
kernel-preempt-devel
gfs2-kmp-preempt
kselftests-kmp-preempt
reiserfs-kmp-preempt-debuginfo
dlm-kmp-preempt
dtb-hisilicon
kernel-64kb-debugsource
kernel-preempt-optional-debuginfo
kernel-64kb-debuginfo
kselftests-kmp-64kb
kselftests-kmp-default
kernel-default-optional-debuginfo
reiserfs-kmp-default-debuginfo
kernel-64kb-extra
dtb-exynos
kernel-64kb-optional-debuginfo
dtb-renesas
kernel-64kb-devel-debuginfo
reiserfs-kmp-64kb
cluster-md-kmp-64kb
dtb-al
dtb-apm
cluster-md-kmp-64kb-debuginfo
dtb-zte
kernel-64kb-optional
dtb-lg
dtb-freescale
reiserfs-kmp-64kb-debuginfo
ocfs2-kmp-preempt
dtb-socionext
dtb-aarch64
kernel-zfcpdump-debuginfo
kernel-zfcpdump-debugsource
kernel-zfcpdump
kernel-preempt
dlm-kmp-preempt-debuginfo
cluster-md-kmp-preempt-debuginfo
reiserfs-kmp-preempt
kernel-preempt-extra-debuginfo
kselftests-kmp-preempt-debuginfo
cluster-md-kmp-preempt
dtb-amlogic
kernel-docs-html
kernel-source-vanilla
kselftests-kmp-64kb-debuginfo
dtb-allwinner
dtb-marvell
dtb-cavium
ocfs2-kmp-64kb-debuginfo
dtb-rockchip
dtb-arm
gfs2-kmp-64kb
kernel-debug
kernel-64kb
dlm-kmp-64kb
dtb-xilinx
dtb-mediatek
dtb-amd
kernel-64kb-extra-debuginfo
ocfs2-kmp-64kb
gfs2-kmp-64kb-debuginfo
kernel-64kb-devel
dtb-altera
dtb-broadcom
dtb-nvidia
dlm-kmp-64kb-debuginfo
kernel-kvmsmall
kselftests-kmp-default-debuginfo
kernel-obs-qa
kernel-default-livepatch-devel
dtb-sprd
kernel-default-optional
kernel-default-livepatch
reiserfs-kmp-default
kernel-debug-devel
kernel-debug-livepatch-devel
kernel-kvmsmall-debugsource
kernel-kvmsmall-devel
kernel-kvmsmall-debuginfo
kernel-kvmsmall-devel-debuginfo
kernel-kvmsmall-livepatch-devel
kernel-debug-debuginfo
kernel-debug-devel-debuginfo
kernel-debug-debugsource
kernel-default-base-rebuild
dtb-amazon
dtb-apple
kernel-rt_debug-vdso
kernel-rt_debug-livepatch-devel
kernel-rt-vdso-debuginfo
kernel-rt-vdso
kernel-rt-optional-debuginfo
kernel-rt_debug-vdso-debuginfo
kernel-rt-optional
kernel-rt-extra-debuginfo
kselftests-kmp-rt
kernel-rt-livepatch-devel
kselftests-kmp-rt-debuginfo
reiserfs-kmp-rt
kernel-rt-livepatch
reiserfs-kmp-rt-debuginfo
kernel-rt-extra
kernel-azure-extra
kernel-azure-extra-debuginfo
dlm-kmp-azure
kernel-azure-optional
reiserfs-kmp-azure-debuginfo
cluster-md-kmp-azure-debuginfo
kselftests-kmp-azure
kernel-azure-livepatch-devel
reiserfs-kmp-azure
kernel-azure-devel-debuginfo
cluster-md-kmp-azure
dlm-kmp-azure-debuginfo
kernel-azure-vdso-debuginfo
gfs2-kmp-azure-debuginfo
kernel-azure-vdso
gfs2-kmp-azure
ocfs2-kmp-azure-debuginfo
kernel-azure-optional-debuginfo
ocfs2-kmp-azure
kselftests-kmp-azure-debuginfo
kernel-default-vdso-debuginfo
kernel-debug-vdso-debuginfo
kernel-default-vdso
kernel-debug-vdso
kernel-kvmsmall-vdso
kernel-kvmsmall-vdso-debuginfo

Detailed vulnerability description

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

The vulnerability exists due to improper locking within the srp_remove_one() function in drivers/infiniband/ulp/srp/ib_srp.c. A local user can perform a denial of service (DoS) attack.

How to mitigate CVE-2022-48930

Install update from vendor's website.

Improper locking in Linux kernel - CVE-2022-48930

Detailed vulnerability description

How to mitigate CVE-2022-48930

Sources

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