Memory leak in Linux kernel - CVE-2022-50176

Vulnerability identifier: #VU111330

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-2022-50176

CWE-ID: CWE-401

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 memory leak within the mcde_dsi_bind() function in drivers/gpu/drm/mcde/mcde_dsi.c. A local user can perform a denial of service (DoS) attack.

Linux kernel
SUSE Linux Enterprise Server 15 SP4
SUSE Linux Enterprise High Availability Extension 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise High Performance Computing LTSS 15
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Manager Proxy
SUSE Manager Retail Branch Server
SUSE Manager Server
SUSE Linux Enterprise Micro
SUSE Linux Enterprise Micro for Rancher
SUSE Linux Enterprise Live Patching
openSUSE Leap
kernel-livepatch-SLE15-SP4_Update_42-debugsource
kernel-livepatch-5_14_21-150400_24_170-default
kernel-livepatch-5_14_21-150400_24_170-default-debuginfo
kernel-livepatch-SLE15-SP5_Update_28-debugsource
kernel-livepatch-5_14_21-150500_55_113-default-debuginfo
kernel-livepatch-5_14_21-150500_55_113-default
kernel-macros
dtb-aarch64
dtb-qcom
dtb-renesas
dtb-amd
dtb-exynos
dtb-apple
dtb-arm
dtb-nvidia
dtb-broadcom
dtb-cavium
dtb-apm
dtb-sprd
dtb-amlogic
dtb-marvell
dtb-rockchip
dtb-socionext
dtb-hisilicon
dtb-xilinx
dtb-lg
dtb-mediatek
dtb-freescale
dtb-altera
dtb-allwinner
dtb-amazon
kernel-docs
kernel-docs-html
kernel-source-vanilla
kernel-devel
kernel-source
kernel-syms
kernel-obs-qa
gfs2-kmp-64kb-debuginfo
kernel-64kb-optional-debuginfo
cluster-md-kmp-64kb-debuginfo
kernel-kvmsmall-devel-debuginfo
ocfs2-kmp-64kb
kernel-64kb-extra
kernel-64kb-devel-debuginfo
kernel-kvmsmall-debuginfo
kernel-kvmsmall-devel
reiserfs-kmp-64kb
ocfs2-kmp-default
cluster-md-kmp-default
reiserfs-kmp-default-debuginfo
kernel-default-extra-debuginfo
kernel-64kb-debuginfo
kselftests-kmp-64kb-debuginfo
kernel-64kb-optional
gfs2-kmp-default
kernel-64kb-debugsource
kernel-kvmsmall-debugsource
cluster-md-kmp-64kb
kernel-64kb
kernel-default
kernel-default-debuginfo
kernel-default-debugsource
kernel-default-livepatch
kernel-default-livepatch-devel
kernel-kvmsmall
kernel-default-devel
reiserfs-kmp-default
kernel-64kb-devel
gfs2-kmp-default-debuginfo
kernel-default-optional-debuginfo
kernel-zfcpdump-debuginfo
kernel-zfcpdump-debugsource
kernel-zfcpdump
kernel-obs-build
kernel-default-optional
kselftests-kmp-default-debuginfo
dlm-kmp-default
kernel-default-devel-debuginfo
dlm-kmp-default-debuginfo
cluster-md-kmp-default-debuginfo
kselftests-kmp-default
reiserfs-kmp-64kb-debuginfo
ocfs2-kmp-64kb-debuginfo
kernel-64kb-extra-debuginfo
kselftests-kmp-64kb
kernel-default-extra
kernel-obs-build-debugsource
gfs2-kmp-64kb
ocfs2-kmp-default-debuginfo
dlm-kmp-64kb
dlm-kmp-64kb-debuginfo
kernel-default-base-rebuild
kernel-default-base

Install update from vendor's repository.

Linux kernel - update to 5.10.137
kernel-livepatch-SLE15-SP4_Update_42-debugsource - update to 1-150400.9.3.2
kernel-livepatch-5_14_21-150400_24_170-default - update to 1-150400.9.3.2
kernel-livepatch-5_14_21-150400_24_170-default-debuginfo - update to 1-150400.9.3.2
kernel-livepatch-SLE15-SP5_Update_28-debugsource - update to 1-150500.11.3.1
kernel-livepatch-5_14_21-150500_55_113-default-debuginfo - update to 1-150500.11.3.1
kernel-livepatch-5_14_21-150500_55_113-default - update to 1-150500.11.3.1
kernel-macros - update to 5.14.21-150400.24.170.1
dtb-aarch64 - update to 5.14.21-150400.24.170.1
dtb-qcom - update to 5.14.21-150400.24.170.1
dtb-renesas - update to 5.14.21-150400.24.170.1
dtb-amd - update to 5.14.21-150400.24.170.1
dtb-exynos - update to 5.14.21-150400.24.170.1
dtb-apple - update to 5.14.21-150400.24.170.1
dtb-arm - update to 5.14.21-150400.24.170.1
dtb-nvidia - update to 5.14.21-150400.24.170.1
dtb-broadcom - update to 5.14.21-150400.24.170.1
dtb-cavium - update to 5.14.21-150400.24.170.1
dtb-apm - update to 5.14.21-150400.24.170.1
dtb-sprd - update to 5.14.21-150400.24.170.1
dtb-amlogic - update to 5.14.21-150400.24.170.1
dtb-marvell - update to 5.14.21-150400.24.170.1
dtb-rockchip - update to 5.14.21-150400.24.170.1
dtb-socionext - update to 5.14.21-150400.24.170.1
dtb-hisilicon - update to 5.14.21-150400.24.170.1
dtb-xilinx - update to 5.14.21-150400.24.170.1
dtb-lg - update to 5.14.21-150400.24.170.1
dtb-mediatek - update to 5.14.21-150400.24.170.1
dtb-freescale - update to 5.14.21-150400.24.170.1
dtb-altera - update to 5.14.21-150400.24.170.1
dtb-allwinner - update to 5.14.21-150400.24.170.1
dtb-amazon - update to 5.14.21-150400.24.170.1
kernel-docs - update to 5.14.21-150400.24.170.1
kernel-docs-html - update to 5.14.21-150400.24.170.1
kernel-source-vanilla - update to 5.14.21-150400.24.170.1
kernel-devel - update to 5.14.21-150400.24.170.1
kernel-source - update to 5.14.21-150400.24.170.1
kernel-syms - update to 5.14.21-150400.24.170.1
kernel-obs-qa - update to 5.14.21-150400.24.170.1
gfs2-kmp-64kb-debuginfo - update to 5.14.21-150400.24.170.2
kernel-64kb-optional-debuginfo - update to 5.14.21-150400.24.170.2
cluster-md-kmp-64kb-debuginfo - update to 5.14.21-150400.24.170.2
kernel-kvmsmall-devel-debuginfo - update to 5.14.21-150400.24.170.2
ocfs2-kmp-64kb - update to 5.14.21-150400.24.170.2
kernel-64kb-extra - update to 5.14.21-150400.24.170.2
kernel-64kb-devel-debuginfo - update to 5.14.21-150400.24.170.2
kernel-kvmsmall-debuginfo - update to 5.14.21-150400.24.170.2
kernel-kvmsmall-devel - update to 5.14.21-150400.24.170.2
reiserfs-kmp-64kb - update to 5.14.21-150400.24.170.2
ocfs2-kmp-default - update to 5.14.21-150400.24.170.2
cluster-md-kmp-default - update to 5.14.21-150400.24.170.2
reiserfs-kmp-default-debuginfo - update to 5.14.21-150400.24.170.2
kernel-default-extra-debuginfo - update to 5.14.21-150400.24.170.2
kernel-64kb-debuginfo - update to 5.14.21-150400.24.170.2
kselftests-kmp-64kb-debuginfo - update to 5.14.21-150400.24.170.2
kernel-64kb-optional - update to 5.14.21-150400.24.170.2
gfs2-kmp-default - update to 5.14.21-150400.24.170.2
kernel-64kb-debugsource - update to 5.14.21-150400.24.170.2
kernel-kvmsmall-debugsource - update to 5.14.21-150400.24.170.2
cluster-md-kmp-64kb - update to 5.14.21-150400.24.170.2
kernel-64kb - update to 5.14.21-150400.24.170.2
kernel-default - addressed in versions 5.14.21-150400.24.170.2, 5.14.21-150500.55.113.1
kernel-default-debuginfo - addressed in versions 5.14.21-150400.24.170.2, 5.14.21-150500.55.113.1
kernel-default-debugsource - addressed in versions 5.14.21-150400.24.170.2, 5.14.21-150500.55.113.1
kernel-default-livepatch - addressed in versions 5.14.21-150400.24.170.2, 5.14.21-150500.55.113.1
kernel-default-livepatch-devel - addressed in versions 5.14.21-150400.24.170.2, 5.14.21-150500.55.113.1
kernel-kvmsmall - update to 5.14.21-150400.24.170.2
kernel-default-devel - update to 5.14.21-150400.24.170.2
reiserfs-kmp-default - update to 5.14.21-150400.24.170.2
kernel-64kb-devel - update to 5.14.21-150400.24.170.2
gfs2-kmp-default-debuginfo - update to 5.14.21-150400.24.170.2
kernel-default-optional-debuginfo - update to 5.14.21-150400.24.170.2
kernel-zfcpdump-debuginfo - update to 5.14.21-150400.24.170.2
kernel-zfcpdump-debugsource - update to 5.14.21-150400.24.170.2
kernel-zfcpdump - update to 5.14.21-150400.24.170.2
kernel-obs-build - update to 5.14.21-150400.24.170.2
kernel-default-optional - update to 5.14.21-150400.24.170.2
kselftests-kmp-default-debuginfo - update to 5.14.21-150400.24.170.2
dlm-kmp-default - update to 5.14.21-150400.24.170.2
kernel-default-devel-debuginfo - update to 5.14.21-150400.24.170.2
dlm-kmp-default-debuginfo - update to 5.14.21-150400.24.170.2
cluster-md-kmp-default-debuginfo - update to 5.14.21-150400.24.170.2
kselftests-kmp-default - update to 5.14.21-150400.24.170.2
reiserfs-kmp-64kb-debuginfo - update to 5.14.21-150400.24.170.2
ocfs2-kmp-64kb-debuginfo - update to 5.14.21-150400.24.170.2
kernel-64kb-extra-debuginfo - update to 5.14.21-150400.24.170.2
kselftests-kmp-64kb - update to 5.14.21-150400.24.170.2
kernel-default-extra - update to 5.14.21-150400.24.170.2
kernel-obs-build-debugsource - update to 5.14.21-150400.24.170.2
gfs2-kmp-64kb - update to 5.14.21-150400.24.170.2
ocfs2-kmp-default-debuginfo - update to 5.14.21-150400.24.170.2
dlm-kmp-64kb - update to 5.14.21-150400.24.170.2
dlm-kmp-64kb-debuginfo - update to 5.14.21-150400.24.170.2
kernel-default-base-rebuild - update to 5.14.21-150400.24.170.2.150400.24.86.2
kernel-default-base - update to 5.14.21-150400.24.170.2.150400.24.86.2

• https://git.kernel.org/stable/c/3123ae6fdd4013d24a3a4877084b14e917faae5c
• https://git.kernel.org/stable/c/32c827e30bb44ae809950a9efab59e98e44d30e5
• https://git.kernel.org/stable/c/3a149169e4a2f9127022fec6ef5d71b4e804b3b9
• https://git.kernel.org/stable/c/7214902de5b1fb2b632a7b8b3b9540e41aabab38
• https://git.kernel.org/stable/c/87c35bbefdfa3c5edfb8c80f5c04717aaacc629d
• https://git.kernel.org/stable/c/f57699a9b66ea11f000f56d1f1179059239b8690
• https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.137

• Memory leak in Linux kernel drm mcde driver
• SUSE update for the Linux Kernel
• SUSE update for the Linux Kernel
• SUSE update for the Linux Kernel