NULL pointer dereference in Linux kernel - CVE-2023-52984

Vulnerability identifier: #VU106190

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-2023-52984

CWE-ID: CWE-476

Exploitation vector: Local access

Exploit availability: No public exploit available

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

The vulnerability exists due to NULL pointer dereference within the dp83822_config_intr() function in drivers/net/phy/dp83822.c. A local user can perform a denial of service (DoS) attack.

Linux kernel
SUSE Linux Enterprise Server 15 SP5
SUSE Linux Enterprise Server 15 SP4
SUSE Linux Enterprise High Availability Extension 15
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Linux Enterprise High Performance Computing LTSS 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Real Time 15
SUSE Manager Proxy
SUSE Manager Retail Branch Server
SUSE Manager Server
SUSE Linux Enterprise Micro for Rancher
SUSE Linux Enterprise Micro
SUSE Linux Enterprise Live Patching
openSUSE Leap
kernel-livepatch-SLE15-SP4_Update_39-debugsource
kernel-livepatch-5_14_21-150400_24_161-default
kernel-livepatch-5_14_21-150400_24_161-default-debuginfo
kernel-livepatch-SLE15-SP5_Update_25-debugsource
kernel-livepatch-5_14_21-150500_55_100-default
kernel-livepatch-5_14_21-150500_55_100-default-debuginfo
kernel-rt
kernel-source-rt
kernel-rt-debugsource
kernel-rt-debuginfo
kernel-default-optional-debuginfo
kernel-default-livepatch
reiserfs-kmp-default-debuginfo
cluster-md-kmp-default-debuginfo
kernel-default-extra-debuginfo
kernel-default-extra
kernel-default-devel-debuginfo
kernel-obs-qa
kernel-obs-build
kernel-syms
kselftests-kmp-default-debuginfo
kernel-obs-build-debugsource
ocfs2-kmp-default-debuginfo
kernel-default-devel
kernel-default-optional
kernel-default-debugsource
cluster-md-kmp-default
kselftests-kmp-default
reiserfs-kmp-default
kernel-default-debuginfo
cluster-md-kmp-64kb
dtb-cavium
dtb-amazon
kselftests-kmp-64kb-debuginfo
dtb-arm
kernel-64kb-devel-debuginfo
dtb-freescale
kernel-64kb-extra-debuginfo
dtb-altera
kernel-64kb-devel
kselftests-kmp-64kb
reiserfs-kmp-64kb
kernel-64kb-debugsource
gfs2-kmp-default-debuginfo
dtb-aarch64
kernel-zfcpdump-debugsource
kernel-zfcpdump-debuginfo
kernel-zfcpdump
kernel-kvmsmall
kernel-default-livepatch-devel
kernel-default
gfs2-kmp-default
ocfs2-kmp-default
dlm-kmp-default
dlm-kmp-default-debuginfo
dtb-exynos
kernel-64kb-extra
dtb-apple
dtb-qcom
dtb-hisilicon
dtb-amd
dtb-lg
dtb-socionext
reiserfs-kmp-64kb-debuginfo
dtb-xilinx
dtb-broadcom
dtb-nvidia
dtb-apm
ocfs2-kmp-64kb
kernel-64kb-optional
dtb-renesas
ocfs2-kmp-64kb-debuginfo
dtb-sprd
dtb-amlogic
dtb-rockchip
dtb-marvell
gfs2-kmp-64kb
dlm-kmp-64kb-debuginfo
dtb-allwinner
kernel-source-vanilla
kernel-kvmsmall-devel-debuginfo
kernel-64kb
kernel-kvmsmall-debugsource
kernel-kvmsmall-devel
kernel-kvmsmall-debuginfo
kernel-debug-devel-debuginfo
kernel-debug-devel
kernel-debug-debuginfo
kernel-debug-debugsource
kernel-debug
kernel-docs-html
kernel-source
kernel-devel
kernel-macros
kernel-docs
kernel-64kb-debuginfo
kernel-64kb-optional-debuginfo
cluster-md-kmp-64kb-debuginfo
dlm-kmp-64kb
gfs2-kmp-64kb-debuginfo
dtb-mediatek
kernel-default-base-rebuild
kernel-default-base
kernel-rt-livepatch-devel
ocfs2-kmp-rt
kernel-rt-extra-debuginfo
kselftests-kmp-rt-debuginfo
kernel-rt_debug-debuginfo
gfs2-kmp-rt-debuginfo
cluster-md-kmp-rt-debuginfo
kernel-rt-optional
kernel-rt_debug-vdso-debuginfo
kernel-rt_debug
kernel-rt_debug-vdso
kernel-rt-devel-debuginfo
ocfs2-kmp-rt-debuginfo
kernel-rt_debug-debugsource
kernel-devel-rt
kernel-rt-optional-debuginfo
cluster-md-kmp-rt
kernel-rt-livepatch
kernel-rt-vdso
dlm-kmp-rt-debuginfo
gfs2-kmp-rt
kernel-rt-extra
kernel-rt-vdso-debuginfo
reiserfs-kmp-rt-debuginfo
kernel-rt_debug-devel-debuginfo
kernel-rt_debug-devel
kernel-rt-devel
reiserfs-kmp-rt
kernel-syms-rt
kselftests-kmp-rt
dlm-kmp-rt
kernel-debug-vdso
kernel-default-vdso
kernel-kvmsmall-vdso-debuginfo
kernel-kvmsmall-vdso
kernel-default-vdso-debuginfo
kernel-debug-vdso-debuginfo

Install update from vendor's website.

Linux kernel - update to 6.1.11
kernel-livepatch-SLE15-SP4_Update_39-debugsource - update to 1-150400.9.3.1
kernel-livepatch-5_14_21-150400_24_161-default - update to 1-150400.9.3.1
kernel-livepatch-5_14_21-150400_24_161-default-debuginfo - update to 1-150400.9.3.1
kernel-livepatch-SLE15-SP5_Update_25-debugsource - update to 1-150500.11.3.1
kernel-livepatch-5_14_21-150500_55_100-default - update to 1-150500.11.3.1
kernel-livepatch-5_14_21-150500_55_100-default-debuginfo - update to 1-150500.11.3.1
kernel-rt - addressed in versions 5.14.21-150400.15.115.1, 5.14.21-150500.13.91.1
kernel-source-rt - addressed in versions 5.14.21-150400.15.115.1, 5.14.21-150500.13.91.1
kernel-rt-debugsource - addressed in versions 5.14.21-150400.15.115.1, 5.14.21-150500.13.91.1
kernel-rt-debuginfo - addressed in versions 5.14.21-150400.15.115.1, 5.14.21-150500.13.91.1
kernel-default-optional-debuginfo - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-default-livepatch - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
reiserfs-kmp-default-debuginfo - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
cluster-md-kmp-default-debuginfo - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-default-extra-debuginfo - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-default-extra - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-default-devel-debuginfo - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-obs-qa - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-obs-build - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-syms - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kselftests-kmp-default-debuginfo - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-obs-build-debugsource - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
ocfs2-kmp-default-debuginfo - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-default-devel - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-default-optional - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-default-debugsource - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
cluster-md-kmp-default - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kselftests-kmp-default - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
reiserfs-kmp-default - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-default-debuginfo - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
cluster-md-kmp-64kb - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
dtb-cavium - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
dtb-amazon - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kselftests-kmp-64kb-debuginfo - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
dtb-arm - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-64kb-devel-debuginfo - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
dtb-freescale - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-64kb-extra-debuginfo - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
dtb-altera - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-64kb-devel - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kselftests-kmp-64kb - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
reiserfs-kmp-64kb - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-64kb-debugsource - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
gfs2-kmp-default-debuginfo - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
dtb-aarch64 - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-zfcpdump-debugsource - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-zfcpdump-debuginfo - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-zfcpdump - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-kvmsmall - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-default-livepatch-devel - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-default - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
gfs2-kmp-default - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
ocfs2-kmp-default - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
dlm-kmp-default - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
dlm-kmp-default-debuginfo - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
dtb-exynos - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-64kb-extra - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
dtb-apple - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
dtb-qcom - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
dtb-hisilicon - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
dtb-amd - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
dtb-lg - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
dtb-socionext - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
reiserfs-kmp-64kb-debuginfo - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
dtb-xilinx - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
dtb-broadcom - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
dtb-nvidia - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
dtb-apm - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
ocfs2-kmp-64kb - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-64kb-optional - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
dtb-renesas - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
ocfs2-kmp-64kb-debuginfo - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
dtb-sprd - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
dtb-amlogic - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
dtb-rockchip - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
dtb-marvell - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
gfs2-kmp-64kb - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
dlm-kmp-64kb-debuginfo - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
dtb-allwinner - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-source-vanilla - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-kvmsmall-devel-debuginfo - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-64kb - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-kvmsmall-debugsource - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-kvmsmall-devel - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-kvmsmall-debuginfo - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-debug-devel-debuginfo - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-debug-devel - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-debug-debuginfo - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-debug-debugsource - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-debug - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-docs-html - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-source - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-devel - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-macros - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-docs - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-64kb-debuginfo - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-64kb-optional-debuginfo - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
cluster-md-kmp-64kb-debuginfo - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
dlm-kmp-64kb - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
gfs2-kmp-64kb-debuginfo - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
dtb-mediatek - addressed in versions 5.14.21-150400.24.161.1, 5.14.21-150500.55.100.1
kernel-default-base-rebuild - addressed in versions 5.14.21-150400.24.161.1.150400.24.80.1, 5.14.21-150500.55.100.1.150500.6.47.1
kernel-default-base - addressed in versions 5.14.21-150400.24.161.1.150400.24.80.1, 5.14.21-150500.55.100.1.150500.6.47.1
kernel-rt-livepatch-devel - update to 5.14.21-150500.13.91.1
ocfs2-kmp-rt - update to 5.14.21-150500.13.91.1
kernel-rt-extra-debuginfo - update to 5.14.21-150500.13.91.1
kselftests-kmp-rt-debuginfo - update to 5.14.21-150500.13.91.1
kernel-rt_debug-debuginfo - update to 5.14.21-150500.13.91.1
gfs2-kmp-rt-debuginfo - update to 5.14.21-150500.13.91.1
cluster-md-kmp-rt-debuginfo - update to 5.14.21-150500.13.91.1
kernel-rt-optional - update to 5.14.21-150500.13.91.1
kernel-rt_debug-vdso-debuginfo - update to 5.14.21-150500.13.91.1
kernel-rt_debug - update to 5.14.21-150500.13.91.1
kernel-rt_debug-vdso - update to 5.14.21-150500.13.91.1
kernel-rt-devel-debuginfo - update to 5.14.21-150500.13.91.1
ocfs2-kmp-rt-debuginfo - update to 5.14.21-150500.13.91.1
kernel-rt_debug-debugsource - update to 5.14.21-150500.13.91.1
kernel-devel-rt - update to 5.14.21-150500.13.91.1
kernel-rt-optional-debuginfo - update to 5.14.21-150500.13.91.1
cluster-md-kmp-rt - update to 5.14.21-150500.13.91.1
kernel-rt-livepatch - update to 5.14.21-150500.13.91.1
kernel-rt-vdso - update to 5.14.21-150500.13.91.1
dlm-kmp-rt-debuginfo - update to 5.14.21-150500.13.91.1
gfs2-kmp-rt - update to 5.14.21-150500.13.91.1
kernel-rt-extra - update to 5.14.21-150500.13.91.1
kernel-rt-vdso-debuginfo - update to 5.14.21-150500.13.91.1
reiserfs-kmp-rt-debuginfo - update to 5.14.21-150500.13.91.1
kernel-rt_debug-devel-debuginfo - update to 5.14.21-150500.13.91.1
kernel-rt_debug-devel - update to 5.14.21-150500.13.91.1
kernel-rt-devel - update to 5.14.21-150500.13.91.1
reiserfs-kmp-rt - update to 5.14.21-150500.13.91.1
kernel-syms-rt - update to 5.14.21-150500.13.91.1
kselftests-kmp-rt - update to 5.14.21-150500.13.91.1
dlm-kmp-rt - update to 5.14.21-150500.13.91.1
kernel-debug-vdso - update to 5.14.21-150500.55.100.1
kernel-default-vdso - update to 5.14.21-150500.55.100.1
kernel-kvmsmall-vdso-debuginfo - update to 5.14.21-150500.55.100.1
kernel-kvmsmall-vdso - update to 5.14.21-150500.55.100.1
kernel-default-vdso-debuginfo - update to 5.14.21-150500.55.100.1
kernel-debug-vdso-debuginfo - update to 5.14.21-150500.55.100.1

• https://git.kernel.org/stable/c/2cd1e9c013ec56421c58921b1ddf1d2d53bd47fa
• https://git.kernel.org/stable/c/362a2f5531dc0e5b0b5b3e3a541000dbffa75461
• https://git.kernel.org/stable/c/422ae7d9c7221e8d4c8526d0f54106307d69d2dc
• https://git.kernel.org/stable/c/78901b10522cdf6badf24acf65a892637596bccc
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.11

• NULL pointer dereference in Linux kernel net phy driver
• SUSE update for the Linux Kernel
• SUSE update for the Linux Kernel
• SUSE update for the Linux Kernel
• SUSE update for the Linux Kernel