Resource management error in Linux kernel - CVE-2022-48969

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Main Vulnerability Database Vulnerabilities #VU99131

Resource management error in Linux kernel - CVE-2022-48969

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


Vulnerability identifier: #VU99131
CSH Severity: Low
CVSS v4: 6.8 [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]
CVE-ID: CVE-2022-48969
CWE-ID: CWE-399
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

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

The vulnerability exists due to resource management error within the netfront_resume() function in drivers/net/xen-netfront.c. A local user can perform a denial of service (DoS) attack.


Affected software

Linux kernel
SUSE Linux Enterprise Server 12 SP5 LTSS Extended
SUSE Linux Enterprise Server 15 SP4
SUSE Linux Enterprise Desktop 15 SP4
SUSE Linux Enterprise Server 12 SP5
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Server 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 Server for SAP Applications 15
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise High Availability Extension 12
SUSE Manager Proxy
SUSE Manager Retail Branch Server
SUSE Manager Server
SUSE Linux Enterprise Micro for Rancher
SUSE Linux Enterprise Micro
openSUSE Leap Micro
SUSE Linux Enterprise Live Patching
Public Cloud Module
SUSE Real Time Module
Legacy Module
Development Tools Module
Basesystem Module
openSUSE Leap
openEuler
kgraft-patch-4_12_14-122_234-default
kernel-livepatch-5_14_21-150400_24_141-default-debuginfo
kernel-livepatch-5_14_21-150400_24_141-default
kernel-livepatch-SLE15-SP4_Update_33-debugsource
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-default-kgraft-devel
cluster-md-kmp-default
ocfs2-kmp-default-debuginfo
gfs2-kmp-default-debuginfo
dlm-kmp-default-debuginfo
dlm-kmp-default
cluster-md-kmp-default-debuginfo
kernel-default-debuginfo
ocfs2-kmp-default
kernel-default
kernel-default-kgraft
kernel-default-base-debuginfo
kernel-default-devel
kernel-syms
kernel-default-base
kernel-devel
kernel-macros
kernel-source
kernel-default-man
kernel-default-devel-debuginfo
gfs2-kmp-default
kernel-default-debugsource
kernel-tools-debuginfo
kernel-tools-devel
perf
perf-debuginfo
python3-perf
python3-perf-debuginfo
kernel-headers
kernel-debugsource
kernel-debuginfo
kernel
kernel-tools
kernel-source-rt
kernel-rt-debuginfo
kernel-rt-debugsource
kernel-rt
dtb-hisilicon
kernel-64kb-livepatch-devel
dtb-freescale
dtb-nvidia
dtb-exynos
reiserfs-kmp-64kb
dtb-cavium
reiserfs-kmp-64kb-debuginfo
kernel-64kb-devel-debuginfo
kselftests-kmp-64kb
dtb-amlogic
cluster-md-kmp-64kb-debuginfo
kernel-64kb-extra-debuginfo
dtb-rockchip
dtb-broadcom
kselftests-kmp-64kb-debuginfo
ocfs2-kmp-64kb-debuginfo
dtb-allwinner
dtb-arm
kernel-64kb-debuginfo
dtb-mediatek
dtb-aarch64
kernel-zfcpdump-debuginfo
kernel-zfcpdump-debugsource
dtb-xilinx
kernel-64kb-optional
kernel-64kb
dtb-apple
dtb-lg
gfs2-kmp-64kb-debuginfo
gfs2-kmp-64kb
dtb-renesas
kernel-64kb-optional-debuginfo
cluster-md-kmp-64kb
dtb-amazon
dlm-kmp-64kb-debuginfo
dtb-apm
dtb-socionext
dtb-marvell
dtb-amd
kernel-64kb-devel
dtb-qcom
kernel-64kb-extra
dlm-kmp-64kb
dtb-sprd
dtb-altera
ocfs2-kmp-64kb
kernel-64kb-debugsource
kernel-kvmsmall-devel-debuginfo
kernel-obs-build-debugsource
kernel-obs-build
kernel-kvmsmall-devel
kernel-kvmsmall-livepatch-devel
kernel-kvmsmall-debugsource
kernel-docs
kernel-kvmsmall-debuginfo
kernel-docs-html
kernel-debug-debugsource
kernel-debug-debuginfo
kernel-debug-devel
kernel-debug-livepatch-devel
kernel-debug-devel-debuginfo
kernel-debug
kernel-source-vanilla
kernel-kvmsmall
kselftests-kmp-default-debuginfo
reiserfs-kmp-default-debuginfo
kernel-default-extra-debuginfo
kernel-default-optional-debuginfo
kernel-default-optional
kernel-zfcpdump
kernel-default-livepatch
kernel-default-livepatch-devel
kernel-default-extra
kernel-obs-qa
reiserfs-kmp-default
kselftests-kmp-default
kernel-default-base-rebuild
kernel-rt-devel-debuginfo
gfs2-kmp-rt
kernel-devel-rt
kernel-rt_debug
kernel-rt-livepatch
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-devel
kernel-rt_debug-debugsource
dlm-kmp-rt-debuginfo
gfs2-kmp-rt-debuginfo
kernel-rt_debug-devel
kernel-rt_debug-vdso
kernel-rt_debug-vdso-debuginfo
dlm-kmp-rt
ocfs2-kmp-rt
kernel-rt_debug-devel-debuginfo
ocfs2-kmp-rt-debuginfo
cluster-md-kmp-rt-debuginfo
kernel-rt_debug-debuginfo
cluster-md-kmp-rt
kernel-syms-rt
kernel-rt-vdso-debuginfo
kernel-rt-vdso
kselftests-kmp-azure-debuginfo
kernel-azure-extra-debuginfo
dlm-kmp-azure
reiserfs-kmp-azure-debuginfo
kernel-azure-optional
kernel-azure-devel
kernel-azure-debugsource
gfs2-kmp-azure
kernel-azure
kernel-azure-vdso-debuginfo
cluster-md-kmp-azure
kernel-azure-vdso
kernel-azure-debuginfo
gfs2-kmp-azure-debuginfo
kernel-azure-devel-debuginfo
dlm-kmp-azure-debuginfo
ocfs2-kmp-azure
reiserfs-kmp-azure
kernel-syms-azure
kernel-azure-livepatch-devel
kselftests-kmp-azure
kernel-azure-optional-debuginfo
ocfs2-kmp-azure-debuginfo
kernel-azure-extra
kernel-source-azure
kernel-devel-azure
cluster-md-kmp-azure-debuginfo
Red Hat OpenShift Dev Spaces
Dell Secure Connect Gateway

How to mitigate CVE-2022-48969

Install update from vendor's website.

Linux kernel - addressed in versions 4.19.269, 5.4.227, 5.10.159, 5.15.83, 6.0.13, 6.1
kgraft-patch-4_12_14-122_234-default - update to 1-8.3.1
kernel-livepatch-5_14_21-150400_24_141-default-debuginfo - update to 1-150400.9.5.1
kernel-livepatch-5_14_21-150400_24_141-default - update to 1-150400.9.5.1
kernel-livepatch-SLE15-SP4_Update_33-debugsource - update to 1-150400.9.5.1
kernel-livepatch-SLE15-SP5-RT_Update_22-debugsource - update to 1-150500.11.3.1
kernel-livepatch-5_14_21-150500_13_76-rt - update to 1-150500.11.3.1
kernel-livepatch-5_14_21-150500_13_76-rt-debuginfo - update to 1-150500.11.3.1
kernel-livepatch-5_14_21-150500_55_88-default-debuginfo - update to 1-150500.11.5.1
kernel-livepatch-5_14_21-150500_55_88-default - update to 1-150500.11.5.1
kernel-livepatch-SLE15-SP5_Update_21-debugsource - update to 1-150500.11.5.1
Red Hat OpenShift Dev Spaces - update to 3.21.0
kernel-default-kgraft-devel - update to 4.12.14-122.234.1
cluster-md-kmp-default - addressed in versions 4.12.14-122.234.1, 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
ocfs2-kmp-default-debuginfo - addressed in versions 4.12.14-122.234.1, 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
gfs2-kmp-default-debuginfo - addressed in versions 4.12.14-122.234.1, 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
dlm-kmp-default-debuginfo - addressed in versions 4.12.14-122.234.1, 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
dlm-kmp-default - addressed in versions 4.12.14-122.234.1, 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
cluster-md-kmp-default-debuginfo - addressed in versions 4.12.14-122.234.1, 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-default-debuginfo - addressed in versions 4.12.14-122.234.1, 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
ocfs2-kmp-default - addressed in versions 4.12.14-122.234.1, 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-default - addressed in versions 4.12.14-122.234.1, 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-default-kgraft - update to 4.12.14-122.234.1
kernel-default-base-debuginfo - update to 4.12.14-122.234.1
kernel-default-devel - addressed in versions 4.12.14-122.234.1, 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-syms - addressed in versions 4.12.14-122.234.1, 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-default-base - addressed in versions 4.12.14-122.234.1, 5.14.21-150400.24.141.1.150400.24.68.2, 5.14.21-150500.55.88.1.150500.6.39.4
kernel-devel - addressed in versions 4.12.14-122.234.1, 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-macros - addressed in versions 4.12.14-122.234.1, 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-source - addressed in versions 4.12.14-122.234.1, 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-default-man - update to 4.12.14-122.234.1
kernel-default-devel-debuginfo - addressed in versions 4.12.14-122.234.1, 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
gfs2-kmp-default - addressed in versions 4.12.14-122.234.1, 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-default-debugsource - addressed in versions 4.12.14-122.234.1, 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-tools-debuginfo - update to 5.10.0-136.103.0.184
kernel-tools-devel - update to 5.10.0-136.103.0.184
perf - update to 5.10.0-136.103.0.184
perf-debuginfo - update to 5.10.0-136.103.0.184
python3-perf - update to 5.10.0-136.103.0.184
python3-perf-debuginfo - update to 5.10.0-136.103.0.184
kernel-source - update to 5.10.0-136.103.0.184
kernel-headers - update to 5.10.0-136.103.0.184
kernel-devel - update to 5.10.0-136.103.0.184
kernel-debugsource - update to 5.10.0-136.103.0.184
kernel-debuginfo - update to 5.10.0-136.103.0.184
kernel - update to 5.10.0-136.103.0.184
kernel-tools - update to 5.10.0-136.103.0.184
kernel-source-rt - addressed in versions 5.14.21-150400.15.100.1, 5.14.21-150500.13.76.1
kernel-rt-debuginfo - addressed in versions 5.14.21-150400.15.100.1, 5.14.21-150500.13.76.1
kernel-rt-debugsource - addressed in versions 5.14.21-150400.15.100.1, 5.14.21-150500.13.76.1
kernel-rt - addressed in versions 5.14.21-150400.15.100.1, 5.14.21-150500.13.76.1
dtb-hisilicon - update to 5.14.21-150400.24.141.1
kernel-64kb-livepatch-devel - update to 5.14.21-150400.24.141.1
dtb-freescale - update to 5.14.21-150400.24.141.1
dtb-nvidia - update to 5.14.21-150400.24.141.1
dtb-exynos - update to 5.14.21-150400.24.141.1
reiserfs-kmp-64kb - update to 5.14.21-150400.24.141.1
dtb-cavium - update to 5.14.21-150400.24.141.1
reiserfs-kmp-64kb-debuginfo - update to 5.14.21-150400.24.141.1
kernel-64kb-devel-debuginfo - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kselftests-kmp-64kb - update to 5.14.21-150400.24.141.1
dtb-amlogic - update to 5.14.21-150400.24.141.1
cluster-md-kmp-64kb-debuginfo - update to 5.14.21-150400.24.141.1
kernel-64kb-extra-debuginfo - update to 5.14.21-150400.24.141.1
dtb-rockchip - update to 5.14.21-150400.24.141.1
dtb-broadcom - update to 5.14.21-150400.24.141.1
kselftests-kmp-64kb-debuginfo - update to 5.14.21-150400.24.141.1
ocfs2-kmp-64kb-debuginfo - update to 5.14.21-150400.24.141.1
dtb-allwinner - update to 5.14.21-150400.24.141.1
dtb-arm - update to 5.14.21-150400.24.141.1
kernel-64kb-debuginfo - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
dtb-mediatek - update to 5.14.21-150400.24.141.1
dtb-aarch64 - update to 5.14.21-150400.24.141.1
kernel-zfcpdump-debuginfo - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-zfcpdump-debugsource - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
dtb-xilinx - update to 5.14.21-150400.24.141.1
kernel-64kb-optional - update to 5.14.21-150400.24.141.1
kernel-64kb - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
dtb-apple - update to 5.14.21-150400.24.141.1
dtb-lg - update to 5.14.21-150400.24.141.1
gfs2-kmp-64kb-debuginfo - update to 5.14.21-150400.24.141.1
gfs2-kmp-64kb - update to 5.14.21-150400.24.141.1
dtb-renesas - update to 5.14.21-150400.24.141.1
kernel-64kb-optional-debuginfo - update to 5.14.21-150400.24.141.1
cluster-md-kmp-64kb - update to 5.14.21-150400.24.141.1
dtb-amazon - update to 5.14.21-150400.24.141.1
dlm-kmp-64kb-debuginfo - update to 5.14.21-150400.24.141.1
dtb-apm - update to 5.14.21-150400.24.141.1
dtb-socionext - update to 5.14.21-150400.24.141.1
dtb-marvell - update to 5.14.21-150400.24.141.1
dtb-amd - update to 5.14.21-150400.24.141.1
kernel-64kb-devel - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
dtb-qcom - update to 5.14.21-150400.24.141.1
kernel-64kb-extra - update to 5.14.21-150400.24.141.1
dlm-kmp-64kb - update to 5.14.21-150400.24.141.1
dtb-sprd - update to 5.14.21-150400.24.141.1
dtb-altera - update to 5.14.21-150400.24.141.1
ocfs2-kmp-64kb - update to 5.14.21-150400.24.141.1
kernel-64kb-debugsource - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-kvmsmall-devel-debuginfo - update to 5.14.21-150400.24.141.1
kernel-obs-build-debugsource - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-obs-build - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-kvmsmall-devel - update to 5.14.21-150400.24.141.1
kernel-kvmsmall-livepatch-devel - update to 5.14.21-150400.24.141.1
kernel-kvmsmall-debugsource - update to 5.14.21-150400.24.141.1
kernel-docs - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-kvmsmall-debuginfo - update to 5.14.21-150400.24.141.1
kernel-docs-html - update to 5.14.21-150400.24.141.1
kernel-debug-debugsource - update to 5.14.21-150400.24.141.1
kernel-debug-debuginfo - update to 5.14.21-150400.24.141.1
kernel-debug-devel - update to 5.14.21-150400.24.141.1
kernel-debug-livepatch-devel - update to 5.14.21-150400.24.141.1
kernel-debug-devel-debuginfo - update to 5.14.21-150400.24.141.1
kernel-debug - update to 5.14.21-150400.24.141.1
kernel-source-vanilla - update to 5.14.21-150400.24.141.1
kernel-kvmsmall - update to 5.14.21-150400.24.141.1
kselftests-kmp-default-debuginfo - update to 5.14.21-150400.24.141.1
reiserfs-kmp-default-debuginfo - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-default-extra-debuginfo - update to 5.14.21-150400.24.141.1
kernel-default-optional-debuginfo - update to 5.14.21-150400.24.141.1
kernel-default-optional - update to 5.14.21-150400.24.141.1
kernel-zfcpdump - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-default-livepatch - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-default-livepatch-devel - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-default-extra - update to 5.14.21-150400.24.141.1
kernel-obs-qa - update to 5.14.21-150400.24.141.1
reiserfs-kmp-default - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kselftests-kmp-default - update to 5.14.21-150400.24.141.1
kernel-default-base-rebuild - update to 5.14.21-150400.24.141.1.150400.24.68.2
kernel-rt-devel-debuginfo - update to 5.14.21-150500.13.76.1
gfs2-kmp-rt - update to 5.14.21-150500.13.76.1
kernel-devel-rt - update to 5.14.21-150500.13.76.1
kernel-rt_debug - update to 5.14.21-150500.13.76.1
kernel-rt-livepatch - update to 5.14.21-150500.13.76.1
reiserfs-kmp-rt - update to 5.14.21-150500.13.76.1
kselftests-kmp-rt - update to 5.14.21-150500.13.76.1
kernel-rt_debug-livepatch-devel - update to 5.14.21-150500.13.76.1
kernel-rt-optional - update to 5.14.21-150500.13.76.1
kernel-rt-livepatch-devel - update to 5.14.21-150500.13.76.1
kernel-rt-extra - update to 5.14.21-150500.13.76.1
kernel-rt-optional-debuginfo - update to 5.14.21-150500.13.76.1
kernel-rt-extra-debuginfo - update to 5.14.21-150500.13.76.1
kselftests-kmp-rt-debuginfo - update to 5.14.21-150500.13.76.1
reiserfs-kmp-rt-debuginfo - update to 5.14.21-150500.13.76.1
kernel-rt-devel - update to 5.14.21-150500.13.76.1
kernel-rt_debug-debugsource - update to 5.14.21-150500.13.76.1
dlm-kmp-rt-debuginfo - update to 5.14.21-150500.13.76.1
gfs2-kmp-rt-debuginfo - update to 5.14.21-150500.13.76.1
kernel-rt_debug-devel - update to 5.14.21-150500.13.76.1
kernel-rt_debug-vdso - update to 5.14.21-150500.13.76.1
kernel-rt_debug-vdso-debuginfo - update to 5.14.21-150500.13.76.1
dlm-kmp-rt - update to 5.14.21-150500.13.76.1
ocfs2-kmp-rt - update to 5.14.21-150500.13.76.1
kernel-rt_debug-devel-debuginfo - update to 5.14.21-150500.13.76.1
ocfs2-kmp-rt-debuginfo - update to 5.14.21-150500.13.76.1
cluster-md-kmp-rt-debuginfo - update to 5.14.21-150500.13.76.1
kernel-rt_debug-debuginfo - update to 5.14.21-150500.13.76.1
cluster-md-kmp-rt - update to 5.14.21-150500.13.76.1
kernel-syms-rt - update to 5.14.21-150500.13.76.1
kernel-rt-vdso-debuginfo - update to 5.14.21-150500.13.76.1
kernel-rt-vdso - update to 5.14.21-150500.13.76.1
kselftests-kmp-azure-debuginfo - update to 5.14.21-150500.33.72.1
kernel-azure-extra-debuginfo - update to 5.14.21-150500.33.72.1
dlm-kmp-azure - update to 5.14.21-150500.33.72.1
reiserfs-kmp-azure-debuginfo - update to 5.14.21-150500.33.72.1
kernel-azure-optional - update to 5.14.21-150500.33.72.1
kernel-azure-devel - update to 5.14.21-150500.33.72.1
kernel-azure-debugsource - update to 5.14.21-150500.33.72.1
gfs2-kmp-azure - update to 5.14.21-150500.33.72.1
kernel-azure - update to 5.14.21-150500.33.72.1
kernel-azure-vdso-debuginfo - update to 5.14.21-150500.33.72.1
cluster-md-kmp-azure - update to 5.14.21-150500.33.72.1
kernel-azure-vdso - update to 5.14.21-150500.33.72.1
kernel-azure-debuginfo - update to 5.14.21-150500.33.72.1
gfs2-kmp-azure-debuginfo - update to 5.14.21-150500.33.72.1
kernel-azure-devel-debuginfo - update to 5.14.21-150500.33.72.1
dlm-kmp-azure-debuginfo - update to 5.14.21-150500.33.72.1
ocfs2-kmp-azure - update to 5.14.21-150500.33.72.1
reiserfs-kmp-azure - update to 5.14.21-150500.33.72.1
kernel-syms-azure - update to 5.14.21-150500.33.72.1
kernel-azure-livepatch-devel - update to 5.14.21-150500.33.72.1
kselftests-kmp-azure - update to 5.14.21-150500.33.72.1
kernel-azure-optional-debuginfo - update to 5.14.21-150500.33.72.1
ocfs2-kmp-azure-debuginfo - update to 5.14.21-150500.33.72.1
kernel-azure-extra - update to 5.14.21-150500.33.72.1
kernel-source-azure - update to 5.14.21-150500.33.72.1
kernel-devel-azure - update to 5.14.21-150500.33.72.1
cluster-md-kmp-azure-debuginfo - update to 5.14.21-150500.33.72.1
Dell Secure Connect Gateway - update to 5.28.00.14

External References

Related Security Bulletins