Resource management error in Linux kernel - CVE-2022-48970

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Main Vulnerability Database Vulnerabilities #VU99140

Resource management error in Linux kernel - CVE-2022-48970

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


Vulnerability identifier: #VU99140
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-2022-48970
CWE-ID: CWE-399
Exploitation vector: Local access
Exploit availability: No public exploit available
Affected software:
Linux kernel
SUSE Enterprise Server 15 SP2 Business Critical
SUSE Enterprise Server 15 SP3 Business Critical
SUSE Linux Enterprise Server 15 SP3
SUSE Linux Enterprise Desktop 15 SP4
SUSE Linux Enterprise Server 15 SP4
SUSE Linux Enterprise Server 15 SP2
SUSE Linux Enterprise High Performance Computing 15 SP2
SUSE Linux Enterprise Server 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 High Performance Computing LTSS 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Linux Enterprise Desktop 15
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 Enterprise Storage
SUSE Linux Enterprise Live Patching
Legacy Module
Development Tools Module
Basesystem Module
SUSE Real Time Module
Public Cloud Module
openSUSE Leap
PowerStore 500T
PowerStore 1000T
PowerStore 3000T
PowerStore 9200T
PowerStore 9000T
PowerStore 7000T
PowerStore 5200T
PowerStore 5000T
PowerStore 1200T
PowerStore 3200Q
PowerStore 3200T
PowerStoreT OS
Cloud Tiering Appliance
kernel-livepatch-5_3_18-150200_24_209-default
kernel-livepatch-5_3_18-150200_24_209-default-debuginfo
kernel-livepatch-SLE15-SP2_Update_54-debugsource
kernel-livepatch-5_3_18-150300_59_182-preempt-debuginfo
kernel-livepatch-5_3_18-150300_59_182-preempt
kernel-livepatch-5_3_18-150300_59_182-default-debuginfo
kernel-livepatch-SLE15-SP3_Update_50-debugsource
kernel-livepatch-5_3_18-150300_59_182-default
kernel-livepatch-SLE15-SP4_Update_33-debugsource
kernel-livepatch-5_14_21-150400_24_141-default
kernel-livepatch-5_14_21-150400_24_141-default-debuginfo
kernel-livepatch-SLE15-SP5-RT_Update_22-debugsource
kernel-livepatch-5_14_21-150500_13_76-rt
kernel-livepatch-5_14_21-150500_13_76-rt-debuginfo
kernel-livepatch-5_14_21-150500_55_88-default-debuginfo
kernel-livepatch-5_14_21-150500_55_88-default
kernel-livepatch-SLE15-SP5_Update_21-debugsource
kernel-preempt-debugsource
kernel-default-debugsource
cluster-md-kmp-default
cluster-md-kmp-default-debuginfo
ocfs2-kmp-default
ocfs2-kmp-default-debuginfo
gfs2-kmp-default
dlm-kmp-default-debuginfo
gfs2-kmp-default-debuginfo
dlm-kmp-default
kernel-preempt
kernel-obs-build-debugsource
kernel-default-debuginfo
kernel-preempt-devel
kernel-preempt-debuginfo
kernel-syms
kernel-preempt-devel-debuginfo
kernel-default-devel-debuginfo
kernel-default-devel
kernel-obs-build
kernel-source
kernel-devel
kernel-macros
reiserfs-kmp-default-debuginfo
kernel-default-livepatch
reiserfs-kmp-default
kernel-default-livepatch-devel
kernel-default
kernel-default-base
kernel-docs
reiserfs-kmp-64kb
kernel-64kb-optional
ocfs2-kmp-64kb-debuginfo
dlm-kmp-64kb
dtb-exynos
dtb-aarch64
kernel-zfcpdump-debuginfo
kernel-zfcpdump-debugsource
kernel-zfcpdump
kernel-preempt-extra-debuginfo
kernel-preempt-extra
reiserfs-kmp-preempt-debuginfo
dlm-kmp-preempt-debuginfo
kselftests-kmp-preempt-debuginfo
dtb-sprd
kernel-64kb
dtb-mediatek
kernel-64kb-devel-debuginfo
dtb-rockchip
kselftests-kmp-preempt
gfs2-kmp-preempt
gfs2-kmp-preempt-debuginfo
kernel-preempt-optional-debuginfo
kernel-preempt-livepatch-devel
ocfs2-kmp-preempt-debuginfo
cluster-md-kmp-preempt-debuginfo
dlm-kmp-preempt
ocfs2-kmp-preempt
cluster-md-kmp-preempt
kernel-preempt-optional
reiserfs-kmp-preempt
dtb-altera
dtb-qcom
gfs2-kmp-64kb
kernel-64kb-livepatch-devel
dtb-allwinner
dtb-socionext
dtb-al
cluster-md-kmp-64kb
cluster-md-kmp-64kb-debuginfo
kernel-64kb-extra-debuginfo
dtb-hisilicon
kernel-64kb-debuginfo
dlm-kmp-64kb-debuginfo
dtb-lg
kernel-64kb-extra
dtb-cavium
gfs2-kmp-64kb-debuginfo
kernel-64kb-debugsource
dtb-broadcom
dtb-apm
dtb-zte
reiserfs-kmp-64kb-debuginfo
dtb-amlogic
kernel-64kb-optional-debuginfo
dtb-renesas
dtb-arm
dtb-amd
kselftests-kmp-64kb
dtb-xilinx
kernel-64kb-devel
dtb-marvell
kselftests-kmp-64kb-debuginfo
dtb-nvidia
dtb-freescale
ocfs2-kmp-64kb
kernel-debug-debuginfo
kselftests-kmp-default
kernel-debug-devel
kernel-debug-livepatch-devel
kernel-kvmsmall-livepatch-devel
kernel-kvmsmall-devel
kernel-kvmsmall-debugsource
kernel-kvmsmall-debuginfo
kselftests-kmp-default-debuginfo
kernel-debug-devel-debuginfo
kernel-debug-debugsource
kernel-kvmsmall-devel-debuginfo
kernel-kvmsmall
kernel-debug
kernel-source-vanilla
kernel-obs-qa
kernel-default-extra-debuginfo
kernel-default-optional-debuginfo
kernel-default-optional
kernel-default-extra
kernel-default-base-rebuild
kernel-docs-html
kernel-source-rt
kernel-rt-debugsource
kernel-rt-debuginfo
kernel-rt
dtb-apple
dtb-amazon
gfs2-kmp-rt
kernel-rt-devel-debuginfo
kernel-rt_debug-vdso-debuginfo
kernel-rt-devel
kernel-rt-vdso-debuginfo
kernel-syms-rt
cluster-md-kmp-rt
kernel-rt_debug-debuginfo
cluster-md-kmp-rt-debuginfo
ocfs2-kmp-rt-debuginfo
kernel-rt-vdso
kernel-devel-rt
kernel-rt_debug
reiserfs-kmp-rt
kselftests-kmp-rt
kernel-rt_debug-livepatch-devel
kernel-rt-optional
kernel-rt-livepatch-devel
kernel-rt-extra
kernel-rt-optional-debuginfo
kernel-rt-extra-debuginfo
kselftests-kmp-rt-debuginfo
reiserfs-kmp-rt-debuginfo
kernel-rt-livepatch
ocfs2-kmp-rt
dlm-kmp-rt
kernel-rt_debug-vdso
kernel-rt_debug-devel
gfs2-kmp-rt-debuginfo
dlm-kmp-rt-debuginfo
kernel-rt_debug-debugsource
kernel-rt_debug-devel-debuginfo
kselftests-kmp-azure-debuginfo
cluster-md-kmp-azure
kernel-azure-livepatch-devel
kernel-azure-debuginfo
gfs2-kmp-azure-debuginfo
kernel-azure-devel-debuginfo
dlm-kmp-azure-debuginfo
ocfs2-kmp-azure
kselftests-kmp-azure
reiserfs-kmp-azure
kernel-azure-optional-debuginfo
ocfs2-kmp-azure-debuginfo
kernel-azure-extra
dlm-kmp-azure
kernel-source-azure
kernel-devel-azure
kernel-azure-vdso
kernel-azure-vdso-debuginfo
kernel-azure
gfs2-kmp-azure
kernel-azure-devel
kernel-azure-extra-debuginfo
kernel-syms-azure
reiserfs-kmp-azure-debuginfo
cluster-md-kmp-azure-debuginfo
kernel-azure-debugsource
kernel-azure-optional

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 sk_diag_show_rqlen(), sk_diag_fill(), sk_diag_dump() and unix_diag_dump() functions in net/unix/diag.c. A local user can perform a denial of service (DoS) attack.


How to mitigate CVE-2022-48970

Install update from vendor's website.

Sources