Use-after-free in Linux kernel - CVE-2022-48911

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Main Vulnerability Database Vulnerabilities #VU96410

Use-after-free in Linux kernel - CVE-2022-48911

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


Vulnerability identifier: #VU96410
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-48911
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability: No public exploit available
Affected software:
Linux kernel
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise High Availability Extension 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 Server for SAP Applications 12
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise Workstation Extension 15
SUSE Linux Enterprise Software Development Kit 12
SUSE Linux Enterprise High Availability Extension 12
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Real Time 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 Enterprise Storage
SUSE Linux Enterprise Live Patching
SUSE Linux Enterprise Workstation Extension 12
SUSE Linux Enterprise Server 15 SP2 Business Critical Linux
SUSE Linux Enterprise Server 15 SP2 LTSS
SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS
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
Legacy Module
Development Tools Module
Basesystem Module
SUSE Real Time Module
openSUSE Leap
PowerStore 9200T
PowerStore 500T
PowerStore 9000T
PowerStore 7000T
PowerStore 5200T
PowerStore 5000T
PowerStore 3200T
PowerStore 1000T
PowerStore 1200T
PowerStore 3000T
PowerStoreT OS
RecoverPoint for Virtual Machines
kgraft-patch-4_12_14-122_231-default
kernel-livepatch-5_3_18-150200_24_206-default-debuginfo
kernel-livepatch-SLE15-SP2_Update_53-debugsource
kernel-livepatch-5_3_18-150200_24_206-default
kernel-livepatch-5_3_18-150300_59_179-preempt-debuginfo
kernel-livepatch-5_3_18-150300_59_179-preempt
kernel-livepatch-5_3_18-150300_59_179-default
kernel-livepatch-SLE15-SP3_Update_49-debugsource
kernel-livepatch-5_3_18-150300_59_179-default-debuginfo
kernel-livepatch-5_14_21-150400_24_136-default
kernel-livepatch-5_14_21-150400_24_136-default-debuginfo
kernel-livepatch-SLE15-SP4_Update_32-debugsource
kernel-livepatch-5_14_21-150500_13_73-rt-debuginfo
kernel-livepatch-5_14_21-150500_13_73-rt
kernel-livepatch-SLE15-SP5-RT_Update_21-debugsource
kernel-livepatch-5_14_21-150500_55_83-default
kernel-livepatch-5_14_21-150500_55_83-default-debuginfo
kernel-livepatch-SLE15-SP5_Update_20-debugsource
kernel-source-rt
ocfs2-kmp-rt-debuginfo
dlm-kmp-rt-debuginfo
kernel-rt-base-debuginfo
kernel-rt-debuginfo
kernel-rt-base
kernel-rt-devel-debuginfo
gfs2-kmp-rt
kernel-devel-rt
kernel-rt_debug
kernel-rt
gfs2-kmp-rt-debuginfo
dlm-kmp-rt
kernel-rt-devel
kernel-rt_debug-debugsource
cluster-md-kmp-rt
kernel-syms-rt
kernel-rt_debug-debuginfo
kernel-rt_debug-devel-debuginfo
kernel-rt-debugsource
cluster-md-kmp-rt-debuginfo
kernel-rt_debug-devel
ocfs2-kmp-rt
kernel-source-azure
kernel-devel-azure
kernel-azure-devel
kernel-azure-debugsource
kernel-azure
kernel-azure-debuginfo
kernel-syms-azure
kernel-azure-base
kernel-azure-base-debuginfo
dlm-kmp-default
kernel-default-kgraft
kernel-default-extra
cluster-md-kmp-default
ocfs2-kmp-default
ocfs2-kmp-default-debuginfo
gfs2-kmp-default-debuginfo
dlm-kmp-default-debuginfo
gfs2-kmp-default
cluster-md-kmp-default-debuginfo
kernel-default-man
kernel-default-devel-debuginfo
kernel-macros
kernel-devel
kernel-source
kernel-syms
kernel-default-devel
kernel-default-base-debuginfo
kernel-default-debugsource
kernel-default-base
kernel-default-debuginfo
kernel-default
kernel-obs-build
kernel-obs-build-debugsource
kernel-docs
kernel-default-extra-debuginfo
kernel-default-kgraft-devel
kgraft-patch-4_12_14-122_228-default
kernel-preempt
kernel-preempt-debugsource
kernel-default-livepatch
kernel-default-livepatch-devel
reiserfs-kmp-default
kernel-preempt-debuginfo
kernel-preempt-devel
kernel-preempt-devel-debuginfo
reiserfs-kmp-default-debuginfo
kernel-kvmsmall-devel-debuginfo
dtb-zte
kernel-obs-qa
kernel-kvmsmall-debugsource
kernel-kvmsmall-debuginfo
kernel-debug-devel-debuginfo
kernel-docs-html
kernel-debug-livepatch-devel
kernel-debug-debugsource
kernel-kvmsmall-devel
kernel-debug-debuginfo
kernel-kvmsmall-livepatch-devel
kernel-debug-devel
kernel-kvmsmall
dtb-socionext
dtb-al
dtb-freescale
kernel-debug
dtb-broadcom
kernel-64kb
dtb-hisilicon
dtb-lg
ocfs2-kmp-64kb
kernel-64kb-optional-debuginfo
dtb-nvidia
kernel-64kb-debugsource
dlm-kmp-64kb
cluster-md-kmp-64kb
dtb-mediatek
dtb-arm
gfs2-kmp-64kb-debuginfo
dtb-amd
kernel-source-vanilla
dtb-apm
kernel-64kb-devel-debuginfo
reiserfs-kmp-64kb-debuginfo
reiserfs-kmp-64kb
kernel-64kb-debuginfo
dtb-rockchip
dtb-qcom
dtb-amlogic
dtb-marvell
kernel-64kb-optional
dtb-altera
cluster-md-kmp-64kb-debuginfo
kernel-preempt-optional-debuginfo
kernel-preempt-extra-debuginfo
reiserfs-kmp-preempt-debuginfo
cluster-md-kmp-preempt
ocfs2-kmp-preempt-debuginfo
kernel-default-optional
kselftests-kmp-default
kselftests-kmp-preempt-debuginfo
kernel-preempt-extra
kernel-preempt-livepatch-devel
ocfs2-kmp-preempt
reiserfs-kmp-preempt
kselftests-kmp-preempt
kernel-preempt-optional
dlm-kmp-preempt
gfs2-kmp-preempt
cluster-md-kmp-preempt-debuginfo
gfs2-kmp-preempt-debuginfo
dlm-kmp-preempt-debuginfo
kselftests-kmp-default-debuginfo
kernel-default-optional-debuginfo
dlm-kmp-64kb-debuginfo
kernel-64kb-extra
dtb-xilinx
kselftests-kmp-64kb-debuginfo
ocfs2-kmp-64kb-debuginfo
kernel-64kb-devel
gfs2-kmp-64kb
kselftests-kmp-64kb
dtb-sprd
kernel-64kb-livepatch-devel
kernel-64kb-extra-debuginfo
dtb-renesas
dtb-cavium
dtb-allwinner
dtb-exynos
dtb-aarch64
kernel-zfcpdump-debugsource
kernel-zfcpdump-debuginfo
kernel-zfcpdump
kernel-default-base-rebuild
dtb-amazon
dtb-apple
kselftests-kmp-rt-debuginfo
kernel-rt-livepatch-devel
kernel-rt_debug-vdso
kernel-rt_debug-vdso-debuginfo
kernel-rt-extra
kernel-rt-extra-debuginfo
kernel-rt-livepatch
kselftests-kmp-rt
kernel-rt_debug-livepatch-devel
kernel-rt-optional
kernel-rt-optional-debuginfo
kernel-rt-vdso-debuginfo
reiserfs-kmp-rt
kernel-rt-vdso
reiserfs-kmp-rt-debuginfo
kernel-azure-vdso
kernel-azure-vdso-debuginfo
kselftests-kmp-azure
kernel-azure-extra-debuginfo
kselftests-kmp-azure-debuginfo
reiserfs-kmp-azure
kernel-azure-optional-debuginfo
kernel-azure-extra
gfs2-kmp-azure-debuginfo
reiserfs-kmp-azure-debuginfo
cluster-md-kmp-azure
cluster-md-kmp-azure-debuginfo
ocfs2-kmp-azure-debuginfo
dlm-kmp-azure-debuginfo
kernel-azure-optional
kernel-azure-livepatch-devel
dlm-kmp-azure
gfs2-kmp-azure
ocfs2-kmp-azure
kernel-azure-devel-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-5_14_21-150500_55_80-default
kernel-livepatch-5_14_21-150500_55_80-default-debuginfo
kernel-livepatch-SLE15-SP5_Update_19-debugsource
kgraft-patch-4_12_14-122_225-default
kernel-livepatch-5_3_18-150300_59_174-preempt-debuginfo
kernel-livepatch-5_3_18-150300_59_174-preempt
kernel-livepatch-5_3_18-150300_59_174-default-debuginfo
kernel-livepatch-5_3_18-150300_59_174-default
kernel-livepatch-SLE15-SP3_Update_48-debugsource
kernel-livepatch-5_14_21-150400_24_128-default-debuginfo
kernel-livepatch-5_14_21-150400_24_128-default
kernel-livepatch-SLE15-SP4_Update_29-debugsource
kernel-livepatch-5_14_21-150500_55_73-default-debuginfo
kernel-livepatch-5_14_21-150500_55_73-default
kernel-livepatch-SLE15-SP5_Update_17-debugsource
kgraft-patch-4_12_14-122_222-default
kernel-livepatch-5_3_18-150300_59_170-preempt-debuginfo
kernel-livepatch-5_3_18-150300_59_170-preempt
kernel-livepatch-5_3_18-150300_59_170-default
kernel-livepatch-SLE15-SP3_Update_47-debugsource
kernel-livepatch-5_3_18-150300_59_170-default-debuginfo
kernel-livepatch-5_14_21-150400_24_125-default-debuginfo
kernel-livepatch-SLE15-SP4_Update_28-debugsource
kernel-livepatch-5_14_21-150400_24_125-default
kgraft-patch-4_12_14-122_219-default
kernel-livepatch-SLE15-SP3_Update_46-debugsource
kernel-livepatch-5_3_18-150300_59_167-preempt-debuginfo
kernel-livepatch-5_3_18-150300_59_167-preempt
kernel-livepatch-5_3_18-150300_59_167-default-debuginfo
kernel-livepatch-5_3_18-150300_59_167-default
kernel-livepatch-5_3_18-150300_59_164-default-debuginfo
kernel-livepatch-SLE15-SP3_Update_45-debugsource
kernel-livepatch-5_3_18-150300_59_164-preempt
kernel-livepatch-5_3_18-150300_59_164-preempt-debuginfo
kernel-livepatch-5_3_18-150300_59_164-default
kernel-livepatch-5_14_21-150400_24_122-default
kernel-livepatch-SLE15-SP4_Update_27-debugsource
kernel-livepatch-5_14_21-150400_24_122-default-debuginfo
kernel-livepatch-5_14_21-150500_55_68-default
kernel-livepatch-5_14_21-150500_55_68-default-debuginfo
kernel-livepatch-SLE15-SP5_Update_15-debugsource
kgraft-patch-4_12_14-122_216-default
kernel-livepatch-5_14_21-150500_55_65-default-debuginfo
kernel-livepatch-5_14_21-150500_55_65-default
kernel-livepatch-SLE15-SP5_Update_14-debugsource
kernel-livepatch-5_14_21-150500_55_62-default
kernel-livepatch-5_14_21-150500_55_62-default-debuginfo
kernel-livepatch-SLE15-SP5_Update_13-debugsource
kernel-livepatch-5_3_18-150300_59_161-default
kernel-livepatch-5_3_18-150300_59_161-preempt
kernel-livepatch-5_3_18-150300_59_161-preempt-debuginfo
kernel-livepatch-5_3_18-150300_59_161-default-debuginfo
kernel-livepatch-SLE15-SP3_Update_44-debugsource
kernel-livepatch-SLE15-SP4_Update_26-debugsource
kernel-livepatch-5_14_21-150400_24_119-default-debuginfo
kernel-livepatch-5_14_21-150400_24_119-default
kgraft-patch-4_12_14-122_201-default
kernel-livepatch-5_3_18-150300_59_158-default
kernel-livepatch-5_3_18-150300_59_158-preempt
kernel-livepatch-5_3_18-150300_59_158-preempt-debuginfo
kernel-livepatch-SLE15-SP3_Update_43-debugsource
kernel-livepatch-5_3_18-150300_59_158-default-debuginfo
kernel-livepatch-SLE15-SP4_Update_24-debugsource
kernel-livepatch-5_14_21-150400_24_111-default
kernel-livepatch-5_14_21-150400_24_111-default-debuginfo
kernel-livepatch-5_14_21-150400_24_116-default-debuginfo
kernel-livepatch-SLE15-SP4_Update_25-debugsource
kernel-livepatch-5_14_21-150400_24_116-default
kernel-livepatch-5_14_21-150500_55_52-default-debuginfo
kernel-livepatch-5_14_21-150500_55_59-default-debuginfo
kernel-livepatch-5_14_21-150500_55_59-default
kernel-livepatch-SLE15-SP5_Update_12-debugsource
kernel-livepatch-SLE15-SP5_Update_11-debugsource
kernel-livepatch-5_14_21-150500_55_52-default
kgraft-patch-4_12_14-122_194-default
kernel-livepatch-SLE15-SP3_Update_42-debugsource
kernel-livepatch-5_3_18-150300_59_153-preempt
kernel-livepatch-5_3_18-150300_59_153-default-debuginfo
kernel-livepatch-5_3_18-150300_59_153-default
kernel-livepatch-5_3_18-150300_59_153-preempt-debuginfo
kernel-livepatch-5_14_21-150400_24_108-default-debuginfo
kernel-livepatch-SLE15-SP4_Update_23-debugsource
kernel-livepatch-5_14_21-150400_24_108-default
kernel-livepatch-5_14_21-150500_55_49-default
kernel-livepatch-5_14_21-150500_55_49-default-debuginfo
kernel-livepatch-SLE15-SP5_Update_10-debugsource
kernel-livepatch-5_3_18-150300_59_150-preempt
kernel-livepatch-5_3_18-150300_59_150-preempt-debuginfo
kernel-livepatch-5_3_18-150300_59_150-default
kernel-livepatch-5_3_18-150300_59_150-default-debuginfo
kernel-livepatch-SLE15-SP3_Update_41-debugsource
Dell EMC VxRail Appliance
EMC Cloud Tiering Appliance

Detailed vulnerability description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the nf_queue_entry_dup() function in net/netfilter/nfnetlink_queue.c, within the nf_queue_entry_release_refs(), nf_queue_entry_get_refs() and __nf_queue() functions in net/netfilter/nf_queue.c. A local user can escalate privileges on the system.


How to mitigate CVE-2022-48911

Install update from vendor's website.

Sources