NULL pointer dereference in Linux kernel - CVE-2023-53146

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Main Vulnerability Database Vulnerabilities #VU109254

NULL pointer dereference in Linux kernel - CVE-2023-53146

Published: May 16, 2025


Vulnerability identifier: #VU109254
CSH Severity: Low
CVSS v4 BT: 4.3 [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-2023-53146
CWE-ID: CWE-476
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 NULL pointer dereference within the dw2102_i2c_transfer() function in drivers/media/usb/dvb-usb/dw2102.c. A local user can perform a denial of service (DoS) attack.


Affected software

Linux kernel
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise High Availability Extension 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise Workstation Extension 15
SUSE Linux Micro
SUSE Linux Micro Extras
Basesystem Module
Confidential Computing Module
SUSE Linux Enterprise Live Patching
Legacy Module
Development Tools Module
Public Cloud Module
SUSE Real Time Module
openSUSE Leap
openEuler
kernel-livepatch-6_4_0-150600_10_39-rt
kernel-livepatch-6_4_0-150600_10_39-rt-debuginfo
kernel-livepatch-SLE15-SP6-RT_Update_11-debugsource
kernel-livepatch-6_4_0-150600_23_53-default-debuginfo
kernel-livepatch-SLE15-SP6_Update_12-debugsource
kernel-livepatch-6_4_0-150600_23_53-default
kernel-tools-devel
kernel-tools-debuginfo
kernel-tools
kernel-source
kernel-devel
kernel-debugsource
kernel-debuginfo
bpftool-debuginfo
bpftool
kernel
perf
perf-debuginfo
python2-perf
python2-perf-debuginfo
python3-perf
python3-perf-debuginfo
kernel-headers
kernel-source-rt
kernel-devel-rt
kernel-rt
kernel-rt-livepatch
kernel-rt-debuginfo
kernel-rt-debugsource
kernel-rt-devel
kernel-rt-devel-debuginfo
kernel-source-coco
kernel-devel-coco
kernel-coco
kernel-coco_debug
kernel-coco_debug-devel
kernel-coco-devel
kernel-coco_debug-debuginfo
kernel-coco_debug-devel-debuginfo
kernel-coco-debuginfo
reiserfs-kmp-coco-debuginfo
kernel-coco-debugsource
reiserfs-kmp-coco
kernel-coco-vdso-debuginfo
kernel-syms-coco
kernel-coco_debug-debugsource
ocfs2-kmp-azure-debuginfo
ocfs2-kmp-azure
dlm-kmp-azure-debuginfo
gfs2-kmp-azure
kernel-azure-devel
kernel-azure-optional-debuginfo
kernel-azure-devel-debuginfo
kernel-azure-optional
kernel-azure-debugsource
kernel-azure-extra
kernel-syms-azure
cluster-md-kmp-azure
cluster-md-kmp-azure-debuginfo
reiserfs-kmp-azure
kernel-azure-debuginfo
gfs2-kmp-azure-debuginfo
kselftests-kmp-azure
reiserfs-kmp-azure-debuginfo
kernel-azure-extra-debuginfo
kselftests-kmp-azure-debuginfo
dlm-kmp-azure
kernel-azure
kernel-azure-vdso-debuginfo
kernel-azure-vdso
kernel-source-azure
kernel-devel-azure
reiserfs-kmp-rt-debuginfo
kernel-rt-optional-debuginfo
kernel-rt_debug-devel
kernel-rt-vdso-debuginfo
dlm-kmp-rt-debuginfo
cluster-md-kmp-rt
kernel-rt-extra
kernel-rt-vdso
reiserfs-kmp-rt
gfs2-kmp-rt
kernel-rt_debug-vdso-debuginfo
kernel-rt-livepatch-devel
kselftests-kmp-rt-debuginfo
ocfs2-kmp-rt-debuginfo
gfs2-kmp-rt-debuginfo
cluster-md-kmp-rt-debuginfo
kselftests-kmp-rt
kernel-rt_debug-debugsource
dlm-kmp-rt
kernel-rt-optional
ocfs2-kmp-rt
kernel-rt_debug-devel-debuginfo
kernel-rt_debug-debuginfo
kernel-syms-rt
kernel-rt-extra-debuginfo
kernel-rt_debug
kernel-rt_debug-vdso
kselftests-kmp-64kb
kselftests-kmp-64kb-debuginfo
dtb-marvell
gfs2-kmp-64kb
dtb-amazon
gfs2-kmp-64kb-debuginfo
dtb-altera
reiserfs-kmp-64kb
dtb-apm
dtb-exynos
dtb-amd
dtb-hisilicon
dlm-kmp-64kb
kernel-64kb-optional
kernel-64kb-extra
kernel-64kb-debugsource
dtb-xilinx
ocfs2-kmp-64kb
dtb-nvidia
dtb-mediatek
dtb-qcom
dtb-renesas
kernel-64kb
dtb-socionext
dtb-arm
dtb-lg
dtb-amlogic
dtb-apple
dtb-broadcom
ocfs2-kmp-64kb-debuginfo
dtb-rockchip
kernel-64kb-optional-debuginfo
dtb-allwinner
kernel-64kb-devel
dlm-kmp-64kb-debuginfo
dtb-sprd
dtb-cavium
kernel-64kb-extra-debuginfo
kernel-64kb-devel-debuginfo
cluster-md-kmp-64kb-debuginfo
dtb-freescale
reiserfs-kmp-64kb-debuginfo
kernel-kvmsmall-debuginfo
kernel-macros
kernel-default-extra-debuginfo
gfs2-kmp-default-debuginfo
dlm-kmp-default-debuginfo
kernel-obs-qa
cluster-md-kmp-default-debuginfo
ocfs2-kmp-default-debuginfo
kernel-syms
kernel-default-optional-debuginfo
reiserfs-kmp-default
kernel-kvmsmall-devel
kernel-kvmsmall-devel-debuginfo
kernel-kvmsmall-debugsource
kselftests-kmp-default-debuginfo
kernel-debug-vdso-debuginfo
kernel-debug-vdso
kernel-default-vdso-debuginfo
kernel-kvmsmall-vdso-debuginfo
kernel-kvmsmall-vdso
kernel-default-vdso
kernel-debug-devel
kernel-debug-devel-debuginfo
kernel-debug-debugsource
kernel-debug-debuginfo
kernel-debug
dlm-kmp-default
kernel-64kb-debuginfo
cluster-md-kmp-64kb
dtb-aarch64
kernel-zfcpdump-debugsource
kernel-zfcpdump-debuginfo
kernel-zfcpdump
kernel-kvmsmall
kernel-docs
kernel-default-livepatch-devel
kernel-docs-html
kernel-source-vanilla
kernel-default
kernel-default-devel
kernel-obs-build
kernel-default-optional
kernel-default-debuginfo
kselftests-kmp-default
kernel-obs-build-debugsource
kernel-default-livepatch
kernel-default-extra
kernel-default-devel-debuginfo
cluster-md-kmp-default
gfs2-kmp-default
ocfs2-kmp-default
reiserfs-kmp-default-debuginfo
kernel-default-debugsource
kernel-default-base
kernel-default-base-rebuild

How to mitigate CVE-2023-53146

Install update from vendor's website.

Linux kernel - update to 6.5.5
kernel-livepatch-6_4_0-150600_10_39-rt - update to 1-150600.1.3.2
kernel-livepatch-6_4_0-150600_10_39-rt-debuginfo - update to 1-150600.1.3.2
kernel-livepatch-SLE15-SP6-RT_Update_11-debugsource - update to 1-150600.1.3.2
kernel-livepatch-6_4_0-150600_23_53-default-debuginfo - update to 1-150600.13.3.1
kernel-livepatch-SLE15-SP6_Update_12-debugsource - update to 1-150600.13.3.1
kernel-livepatch-6_4_0-150600_23_53-default - update to 1-150600.13.3.1
kernel-tools-devel - addressed in versions 4.19.90-2506.1.0.0330, 5.10.0-265.0.0.167
kernel-tools-debuginfo - addressed in versions 4.19.90-2506.1.0.0330, 5.10.0-265.0.0.167
kernel-tools - addressed in versions 4.19.90-2506.1.0.0330, 5.10.0-265.0.0.167
kernel-source - addressed in versions 4.19.90-2506.1.0.0330, 5.10.0-265.0.0.167
kernel-devel - addressed in versions 4.19.90-2506.1.0.0330, 5.10.0-265.0.0.167
kernel-debugsource - addressed in versions 4.19.90-2506.1.0.0330, 5.10.0-265.0.0.167
kernel-debuginfo - addressed in versions 4.19.90-2506.1.0.0330, 5.10.0-265.0.0.167
bpftool-debuginfo - update to 4.19.90-2506.1.0.0330
bpftool - update to 4.19.90-2506.1.0.0330
kernel - addressed in versions 4.19.90-2506.1.0.0330, 5.10.0-265.0.0.167
perf - addressed in versions 4.19.90-2506.1.0.0330, 5.10.0-265.0.0.167
perf-debuginfo - addressed in versions 4.19.90-2506.1.0.0330, 5.10.0-265.0.0.167
python2-perf - update to 4.19.90-2506.1.0.0330
python2-perf-debuginfo - update to 4.19.90-2506.1.0.0330
python3-perf - addressed in versions 4.19.90-2506.1.0.0330, 5.10.0-265.0.0.167
python3-perf-debuginfo - addressed in versions 4.19.90-2506.1.0.0330, 5.10.0-265.0.0.167
kernel-headers - update to 5.10.0-265.0.0.167
kernel-source-rt - addressed in versions 6.4.0-33.1, 6.4.0-150600.10.39.1
kernel-devel-rt - addressed in versions 6.4.0-33.1, 6.4.0-150600.10.39.1
kernel-rt - addressed in versions 6.4.0-33.1, 6.4.0-150600.10.39.1
kernel-rt-livepatch - update to 6.4.0-33.1
kernel-rt-debuginfo - addressed in versions 6.4.0-33.1, 6.4.0-150600.10.39.1
kernel-rt-debugsource - addressed in versions 6.4.0-33.1, 6.4.0-150600.10.39.1
kernel-rt-devel - addressed in versions 6.4.0-33.1, 6.4.0-150600.10.39.1
kernel-rt-devel-debuginfo - addressed in versions 6.4.0-33.1, 6.4.0-150600.10.39.1
kernel-source-coco - update to 6.4.0-15061.28.coco15sp6.1
kernel-devel-coco - update to 6.4.0-15061.28.coco15sp6.1
kernel-coco - update to 6.4.0-15061.28.coco15sp6.1
kernel-coco_debug - update to 6.4.0-15061.28.coco15sp6.1
kernel-coco_debug-devel - update to 6.4.0-15061.28.coco15sp6.1
kernel-coco-devel - update to 6.4.0-15061.28.coco15sp6.1
kernel-coco_debug-debuginfo - update to 6.4.0-15061.28.coco15sp6.1
kernel-coco_debug-devel-debuginfo - update to 6.4.0-15061.28.coco15sp6.1
kernel-coco-debuginfo - update to 6.4.0-15061.28.coco15sp6.1
reiserfs-kmp-coco-debuginfo - update to 6.4.0-15061.28.coco15sp6.1
kernel-coco-debugsource - update to 6.4.0-15061.28.coco15sp6.1
reiserfs-kmp-coco - update to 6.4.0-15061.28.coco15sp6.1
kernel-coco-vdso-debuginfo - update to 6.4.0-15061.28.coco15sp6.1
kernel-syms-coco - update to 6.4.0-15061.28.coco15sp6.1
kernel-coco_debug-debugsource - update to 6.4.0-15061.28.coco15sp6.1
ocfs2-kmp-azure-debuginfo - update to 6.4.0-150600.8.40.1
ocfs2-kmp-azure - update to 6.4.0-150600.8.40.1
dlm-kmp-azure-debuginfo - update to 6.4.0-150600.8.40.1
gfs2-kmp-azure - update to 6.4.0-150600.8.40.1
kernel-azure-devel - update to 6.4.0-150600.8.40.1
kernel-azure-optional-debuginfo - update to 6.4.0-150600.8.40.1
kernel-azure-devel-debuginfo - update to 6.4.0-150600.8.40.1
kernel-azure-optional - update to 6.4.0-150600.8.40.1
kernel-azure-debugsource - update to 6.4.0-150600.8.40.1
kernel-azure-extra - update to 6.4.0-150600.8.40.1
kernel-syms-azure - update to 6.4.0-150600.8.40.1
cluster-md-kmp-azure - update to 6.4.0-150600.8.40.1
cluster-md-kmp-azure-debuginfo - update to 6.4.0-150600.8.40.1
reiserfs-kmp-azure - update to 6.4.0-150600.8.40.1
kernel-azure-debuginfo - update to 6.4.0-150600.8.40.1
gfs2-kmp-azure-debuginfo - update to 6.4.0-150600.8.40.1
kselftests-kmp-azure - update to 6.4.0-150600.8.40.1
reiserfs-kmp-azure-debuginfo - update to 6.4.0-150600.8.40.1
kernel-azure-extra-debuginfo - update to 6.4.0-150600.8.40.1
kselftests-kmp-azure-debuginfo - update to 6.4.0-150600.8.40.1
dlm-kmp-azure - update to 6.4.0-150600.8.40.1
kernel-azure - update to 6.4.0-150600.8.40.1
kernel-azure-vdso-debuginfo - update to 6.4.0-150600.8.40.1
kernel-azure-vdso - update to 6.4.0-150600.8.40.1
kernel-source-azure - update to 6.4.0-150600.8.40.1
kernel-devel-azure - update to 6.4.0-150600.8.40.1
reiserfs-kmp-rt-debuginfo - update to 6.4.0-150600.10.39.1
kernel-rt-optional-debuginfo - update to 6.4.0-150600.10.39.1
kernel-rt_debug-devel - update to 6.4.0-150600.10.39.1
kernel-rt-vdso-debuginfo - update to 6.4.0-150600.10.39.1
dlm-kmp-rt-debuginfo - update to 6.4.0-150600.10.39.1
cluster-md-kmp-rt - update to 6.4.0-150600.10.39.1
kernel-rt-extra - update to 6.4.0-150600.10.39.1
kernel-rt-vdso - update to 6.4.0-150600.10.39.1
reiserfs-kmp-rt - update to 6.4.0-150600.10.39.1
gfs2-kmp-rt - update to 6.4.0-150600.10.39.1
kernel-rt_debug-vdso-debuginfo - update to 6.4.0-150600.10.39.1
kernel-rt-livepatch-devel - update to 6.4.0-150600.10.39.1
kselftests-kmp-rt-debuginfo - update to 6.4.0-150600.10.39.1
ocfs2-kmp-rt-debuginfo - update to 6.4.0-150600.10.39.1
gfs2-kmp-rt-debuginfo - update to 6.4.0-150600.10.39.1
cluster-md-kmp-rt-debuginfo - update to 6.4.0-150600.10.39.1
kselftests-kmp-rt - update to 6.4.0-150600.10.39.1
kernel-rt_debug-debugsource - update to 6.4.0-150600.10.39.1
dlm-kmp-rt - update to 6.4.0-150600.10.39.1
kernel-rt-optional - update to 6.4.0-150600.10.39.1
ocfs2-kmp-rt - update to 6.4.0-150600.10.39.1
kernel-rt_debug-devel-debuginfo - update to 6.4.0-150600.10.39.1
kernel-rt_debug-debuginfo - update to 6.4.0-150600.10.39.1
kernel-syms-rt - update to 6.4.0-150600.10.39.1
kernel-rt-extra-debuginfo - update to 6.4.0-150600.10.39.1
kernel-rt_debug - update to 6.4.0-150600.10.39.1
kernel-rt_debug-vdso - update to 6.4.0-150600.10.39.1
kselftests-kmp-64kb - update to 6.4.0-150600.23.53.1
kselftests-kmp-64kb-debuginfo - update to 6.4.0-150600.23.53.1
dtb-marvell - update to 6.4.0-150600.23.53.1
gfs2-kmp-64kb - update to 6.4.0-150600.23.53.1
dtb-amazon - update to 6.4.0-150600.23.53.1
gfs2-kmp-64kb-debuginfo - update to 6.4.0-150600.23.53.1
dtb-altera - update to 6.4.0-150600.23.53.1
reiserfs-kmp-64kb - update to 6.4.0-150600.23.53.1
dtb-apm - update to 6.4.0-150600.23.53.1
dtb-exynos - update to 6.4.0-150600.23.53.1
dtb-amd - update to 6.4.0-150600.23.53.1
dtb-hisilicon - update to 6.4.0-150600.23.53.1
dlm-kmp-64kb - update to 6.4.0-150600.23.53.1
kernel-64kb-optional - update to 6.4.0-150600.23.53.1
kernel-64kb-extra - update to 6.4.0-150600.23.53.1
kernel-64kb-debugsource - update to 6.4.0-150600.23.53.1
dtb-xilinx - update to 6.4.0-150600.23.53.1
ocfs2-kmp-64kb - update to 6.4.0-150600.23.53.1
dtb-nvidia - update to 6.4.0-150600.23.53.1
dtb-mediatek - update to 6.4.0-150600.23.53.1
dtb-qcom - update to 6.4.0-150600.23.53.1
dtb-renesas - update to 6.4.0-150600.23.53.1
kernel-64kb - update to 6.4.0-150600.23.53.1
dtb-socionext - update to 6.4.0-150600.23.53.1
dtb-arm - update to 6.4.0-150600.23.53.1
dtb-lg - update to 6.4.0-150600.23.53.1
dtb-amlogic - update to 6.4.0-150600.23.53.1
dtb-apple - update to 6.4.0-150600.23.53.1
dtb-broadcom - update to 6.4.0-150600.23.53.1
ocfs2-kmp-64kb-debuginfo - update to 6.4.0-150600.23.53.1
dtb-rockchip - update to 6.4.0-150600.23.53.1
kernel-64kb-optional-debuginfo - update to 6.4.0-150600.23.53.1
dtb-allwinner - update to 6.4.0-150600.23.53.1
kernel-64kb-devel - update to 6.4.0-150600.23.53.1
dlm-kmp-64kb-debuginfo - update to 6.4.0-150600.23.53.1
dtb-sprd - update to 6.4.0-150600.23.53.1
dtb-cavium - update to 6.4.0-150600.23.53.1
kernel-64kb-extra-debuginfo - update to 6.4.0-150600.23.53.1
kernel-64kb-devel-debuginfo - update to 6.4.0-150600.23.53.1
cluster-md-kmp-64kb-debuginfo - update to 6.4.0-150600.23.53.1
dtb-freescale - update to 6.4.0-150600.23.53.1
reiserfs-kmp-64kb-debuginfo - update to 6.4.0-150600.23.53.1
kernel-kvmsmall-debuginfo - update to 6.4.0-150600.23.53.1
kernel-macros - update to 6.4.0-150600.23.53.1
kernel-default-extra-debuginfo - update to 6.4.0-150600.23.53.1
gfs2-kmp-default-debuginfo - update to 6.4.0-150600.23.53.1
dlm-kmp-default-debuginfo - update to 6.4.0-150600.23.53.1
kernel-obs-qa - update to 6.4.0-150600.23.53.1
cluster-md-kmp-default-debuginfo - update to 6.4.0-150600.23.53.1
ocfs2-kmp-default-debuginfo - update to 6.4.0-150600.23.53.1
kernel-syms - update to 6.4.0-150600.23.53.1
kernel-default-optional-debuginfo - update to 6.4.0-150600.23.53.1
reiserfs-kmp-default - update to 6.4.0-150600.23.53.1
kernel-kvmsmall-devel - update to 6.4.0-150600.23.53.1
kernel-kvmsmall-devel-debuginfo - update to 6.4.0-150600.23.53.1
kernel-kvmsmall-debugsource - update to 6.4.0-150600.23.53.1
kselftests-kmp-default-debuginfo - update to 6.4.0-150600.23.53.1
kernel-debug-vdso-debuginfo - update to 6.4.0-150600.23.53.1
kernel-debug-vdso - update to 6.4.0-150600.23.53.1
kernel-default-vdso-debuginfo - update to 6.4.0-150600.23.53.1
kernel-kvmsmall-vdso-debuginfo - update to 6.4.0-150600.23.53.1
kernel-kvmsmall-vdso - update to 6.4.0-150600.23.53.1
kernel-default-vdso - update to 6.4.0-150600.23.53.1
kernel-debug-devel - update to 6.4.0-150600.23.53.1
kernel-debug-devel-debuginfo - update to 6.4.0-150600.23.53.1
kernel-debug-debugsource - update to 6.4.0-150600.23.53.1
kernel-debug-debuginfo - update to 6.4.0-150600.23.53.1
kernel-debug - update to 6.4.0-150600.23.53.1
kernel-source - update to 6.4.0-150600.23.53.1
kernel-devel - update to 6.4.0-150600.23.53.1
dlm-kmp-default - update to 6.4.0-150600.23.53.1
kernel-64kb-debuginfo - update to 6.4.0-150600.23.53.1
cluster-md-kmp-64kb - update to 6.4.0-150600.23.53.1
dtb-aarch64 - update to 6.4.0-150600.23.53.1
kernel-zfcpdump-debugsource - update to 6.4.0-150600.23.53.1
kernel-zfcpdump-debuginfo - update to 6.4.0-150600.23.53.1
kernel-zfcpdump - update to 6.4.0-150600.23.53.1
kernel-kvmsmall - update to 6.4.0-150600.23.53.1
kernel-docs - update to 6.4.0-150600.23.53.1
kernel-default-livepatch-devel - update to 6.4.0-150600.23.53.1
kernel-docs-html - update to 6.4.0-150600.23.53.1
kernel-source-vanilla - update to 6.4.0-150600.23.53.1
kernel-default - update to 6.4.0-150600.23.53.1
kernel-default-devel - update to 6.4.0-150600.23.53.1
kernel-obs-build - update to 6.4.0-150600.23.53.1
kernel-default-optional - update to 6.4.0-150600.23.53.1
kernel-default-debuginfo - update to 6.4.0-150600.23.53.1
kselftests-kmp-default - update to 6.4.0-150600.23.53.1
kernel-obs-build-debugsource - update to 6.4.0-150600.23.53.1
kernel-default-livepatch - update to 6.4.0-150600.23.53.1
kernel-default-extra - update to 6.4.0-150600.23.53.1
kernel-default-devel-debuginfo - update to 6.4.0-150600.23.53.1
cluster-md-kmp-default - update to 6.4.0-150600.23.53.1
gfs2-kmp-default - update to 6.4.0-150600.23.53.1
ocfs2-kmp-default - update to 6.4.0-150600.23.53.1
reiserfs-kmp-default-debuginfo - update to 6.4.0-150600.23.53.1
kernel-default-debugsource - update to 6.4.0-150600.23.53.1
kernel-default-base - update to 6.4.0-150600.23.53.1.150600.12.24.1
kernel-default-base-rebuild - update to 6.4.0-150600.23.53.1.150600.12.24.1

External References

Related Security Bulletins