Out-of-bounds read in Linux kernel - CVE-2022-50551

Vulnerability identifier: #VU116769

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-2022-50551

CWE-ID: CWE-125

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 an out-of-bounds read error within the brcmf_fw_alloc_request() function in drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c. A local user can perform a denial of service (DoS) attack.

Linux kernel
SUSE Manager Retail Branch Server 4.3
SUSE Linux Enterprise Server 12 SP5 LTSS Extended
SUSE Linux Enterprise Server 12 SP5
SUSE Manager Server 4.3
SUSE Manager Proxy 4.3
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 Real Time 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Manager Server
SUSE Manager Retail Branch Server
SUSE Manager Proxy
SUSE Linux Enterprise Micro
SUSE Linux Enterprise Micro for Rancher
SUSE Linux Enterprise Live Patching
openSUSE Leap
openEuler
kgraft-patch-4_12_14-122_283-default
kernel-livepatch-5_14_21-150400_24_184-default
kernel-livepatch-5_14_21-150400_24_184-default-debuginfo
kernel-livepatch-SLE15-SP4_Update_46-debugsource
kernel-livepatch-SLE15-SP5_Update_32-debugsource
kernel-livepatch-5_14_21-150500_55_127-default
kernel-livepatch-5_14_21-150500_55_127-default-debuginfo
dlm-kmp-default
kernel-default-base-debuginfo
cluster-md-kmp-default
dlm-kmp-default-debuginfo
gfs2-kmp-default-debuginfo
kernel-default-debugsource
kernel-default-debuginfo
cluster-md-kmp-default-debuginfo
kernel-syms
gfs2-kmp-default
ocfs2-kmp-default-debuginfo
ocfs2-kmp-default
kernel-default-devel
kernel-default-base
kernel-default
kernel-source
kernel-macros
kernel-devel
kernel-default-man
kernel-default-devel-debuginfo
kernel-default-kgraft-devel
kernel-default-kgraft
bpftool
kernel
python3-perf-debuginfo
python3-perf
python2-perf-debuginfo
python2-perf
perf-debuginfo
perf
kernel-tools-devel
kernel-tools-debuginfo
kernel-tools
kernel-debugsource
kernel-debuginfo
bpftool-debuginfo
kernel-rt-debugsource
kernel-rt
kernel-rt-debuginfo
kernel-source-rt
cluster-md-kmp-64kb-debuginfo
dtb-altera
kernel-64kb-devel-debuginfo
reiserfs-kmp-64kb
dtb-allwinner
dtb-sprd
kselftests-kmp-64kb-debuginfo
dlm-kmp-64kb
kernel-64kb-extra-debuginfo
dtb-amlogic
kselftests-kmp-64kb
dtb-cavium
dtb-apple
kernel-64kb-optional
reiserfs-kmp-64kb-debuginfo
kernel-64kb-debugsource
cluster-md-kmp-64kb
kernel-docs
kernel-kvmsmall-debuginfo
kernel-kvmsmall-devel
kernel-kvmsmall-debugsource
kernel-source-vanilla
kselftests-kmp-default-debuginfo
kernel-docs-html
kernel-64kb
dtb-apm
dtb-amd
dtb-nvidia
ocfs2-kmp-64kb-debuginfo
dtb-renesas
dtb-qcom
reiserfs-kmp-default-debuginfo
kernel-default-optional-debuginfo
kselftests-kmp-default
reiserfs-kmp-default
kernel-obs-qa
kernel-default-extra-debuginfo
dtb-xilinx
kernel-default-optional
kernel-default-extra
kernel-obs-build
kernel-obs-build-debugsource
kernel-default-livepatch
ocfs2-kmp-64kb
kernel-kvmsmall
kernel-zfcpdump
kernel-zfcpdump-debuginfo
kernel-zfcpdump-debugsource
dtb-aarch64
dtb-freescale
kernel-64kb-extra
kernel-64kb-devel
dtb-lg
dtb-socionext
kernel-64kb-optional-debuginfo
dlm-kmp-64kb-debuginfo
kernel-kvmsmall-devel-debuginfo
dtb-exynos
gfs2-kmp-64kb-debuginfo
kernel-64kb-debuginfo
gfs2-kmp-64kb
dtb-broadcom
dtb-arm
dtb-rockchip
dtb-mediatek
dtb-hisilicon
dtb-amazon
dtb-marvell
kernel-default-livepatch-devel
kernel-default-base-rebuild
kernel-rt-optional
cluster-md-kmp-rt
kernel-rt-vdso-debuginfo
kernel-devel-rt
reiserfs-kmp-rt-debuginfo
kernel-rt_debug-devel
kernel-rt_debug-debuginfo
ocfs2-kmp-rt
ocfs2-kmp-rt-debuginfo
kernel-rt_debug-vdso-debuginfo
kernel-rt-livepatch
kernel-rt-livepatch-devel
kselftests-kmp-rt
kernel-rt-devel
kernel-syms-rt
kernel-rt_debug-vdso
kernel-rt-extra
gfs2-kmp-rt
kernel-rt-devel-debuginfo
cluster-md-kmp-rt-debuginfo
kernel-rt_debug-debugsource
gfs2-kmp-rt-debuginfo
kernel-rt_debug
kselftests-kmp-rt-debuginfo
kernel-rt_debug-devel-debuginfo
kernel-rt-optional-debuginfo
kernel-rt-vdso
kernel-rt-extra-debuginfo
dlm-kmp-rt-debuginfo
dlm-kmp-rt
reiserfs-kmp-rt
kernel-default-vdso-debuginfo
kernel-default-vdso
kernel-kvmsmall-vdso
kernel-kvmsmall-vdso-debuginfo

Install update from vendor's repository.

Linux kernel - update to 6.1.2
kgraft-patch-4_12_14-122_283-default - update to 1-8.3.1
kernel-livepatch-5_14_21-150400_24_184-default - update to 1-150400.9.5.1
kernel-livepatch-5_14_21-150400_24_184-default-debuginfo - update to 1-150400.9.5.1
kernel-livepatch-SLE15-SP4_Update_46-debugsource - update to 1-150400.9.5.1
kernel-livepatch-SLE15-SP5_Update_32-debugsource - update to 1-150500.11.3.1
kernel-livepatch-5_14_21-150500_55_127-default - update to 1-150500.11.3.1
kernel-livepatch-5_14_21-150500_55_127-default-debuginfo - update to 1-150500.11.3.1
dlm-kmp-default - addressed in versions 4.12.14-122.283.1, 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-default-base-debuginfo - update to 4.12.14-122.283.1
cluster-md-kmp-default - addressed in versions 4.12.14-122.283.1, 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
dlm-kmp-default-debuginfo - addressed in versions 4.12.14-122.283.1, 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
gfs2-kmp-default-debuginfo - addressed in versions 4.12.14-122.283.1, 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-default-debugsource - addressed in versions 4.12.14-122.283.1, 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-default-debuginfo - addressed in versions 4.12.14-122.283.1, 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
cluster-md-kmp-default-debuginfo - addressed in versions 4.12.14-122.283.1, 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-syms - addressed in versions 4.12.14-122.283.1, 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
gfs2-kmp-default - addressed in versions 4.12.14-122.283.1, 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
ocfs2-kmp-default-debuginfo - addressed in versions 4.12.14-122.283.1, 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
ocfs2-kmp-default - addressed in versions 4.12.14-122.283.1, 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-default-devel - addressed in versions 4.12.14-122.283.1, 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-default-base - addressed in versions 4.12.14-122.283.1, 5.14.21-150400.24.184.1.150400.24.94.2, 5.14.21-150500.55.127.1.150500.6.61.1
kernel-default - addressed in versions 4.12.14-122.283.1, 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-source - addressed in versions 4.12.14-122.283.1, 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-macros - addressed in versions 4.12.14-122.283.1, 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-devel - addressed in versions 4.12.14-122.283.1, 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-default-man - update to 4.12.14-122.283.1
kernel-default-devel-debuginfo - addressed in versions 4.12.14-122.283.1, 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-default-kgraft-devel - update to 4.12.14-122.283.1
kernel-default-kgraft - update to 4.12.14-122.283.1
bpftool - update to 4.19.90-2511.2.0.0351
kernel - update to 4.19.90-2511.2.0.0351
python3-perf-debuginfo - update to 4.19.90-2511.2.0.0351
python3-perf - update to 4.19.90-2511.2.0.0351
python2-perf-debuginfo - update to 4.19.90-2511.2.0.0351
python2-perf - update to 4.19.90-2511.2.0.0351
perf-debuginfo - update to 4.19.90-2511.2.0.0351
perf - update to 4.19.90-2511.2.0.0351
kernel-tools-devel - update to 4.19.90-2511.2.0.0351
kernel-tools-debuginfo - update to 4.19.90-2511.2.0.0351
kernel-tools - update to 4.19.90-2511.2.0.0351
kernel-source - update to 4.19.90-2511.2.0.0351
kernel-devel - update to 4.19.90-2511.2.0.0351
kernel-debugsource - update to 4.19.90-2511.2.0.0351
kernel-debuginfo - update to 4.19.90-2511.2.0.0351
bpftool-debuginfo - update to 4.19.90-2511.2.0.0351
kernel-rt-debugsource - addressed in versions 5.14.21-150400.15.136.1, 5.14.21-150500.13.112.1
kernel-rt - addressed in versions 5.14.21-150400.15.136.1, 5.14.21-150500.13.112.1
kernel-rt-debuginfo - addressed in versions 5.14.21-150400.15.136.1, 5.14.21-150500.13.112.1
kernel-source-rt - addressed in versions 5.14.21-150400.15.136.1, 5.14.21-150500.13.112.1
cluster-md-kmp-64kb-debuginfo - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
dtb-altera - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-64kb-devel-debuginfo - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
reiserfs-kmp-64kb - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
dtb-allwinner - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
dtb-sprd - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kselftests-kmp-64kb-debuginfo - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
dlm-kmp-64kb - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-64kb-extra-debuginfo - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
dtb-amlogic - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kselftests-kmp-64kb - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
dtb-cavium - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
dtb-apple - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-64kb-optional - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
reiserfs-kmp-64kb-debuginfo - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-64kb-debugsource - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
cluster-md-kmp-64kb - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-docs - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-kvmsmall-debuginfo - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-kvmsmall-devel - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-kvmsmall-debugsource - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-source-vanilla - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kselftests-kmp-default-debuginfo - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-docs-html - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-64kb - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
dtb-apm - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
dtb-amd - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
dtb-nvidia - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
ocfs2-kmp-64kb-debuginfo - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
dtb-renesas - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
dtb-qcom - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
reiserfs-kmp-default-debuginfo - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-default-optional-debuginfo - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kselftests-kmp-default - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
reiserfs-kmp-default - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-obs-qa - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-default-extra-debuginfo - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
dtb-xilinx - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-default-optional - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-default-extra - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-obs-build - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-obs-build-debugsource - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-default-livepatch - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
ocfs2-kmp-64kb - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-kvmsmall - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-zfcpdump - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-zfcpdump-debuginfo - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-zfcpdump-debugsource - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
dtb-aarch64 - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
dtb-freescale - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-64kb-extra - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-64kb-devel - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
dtb-lg - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
dtb-socionext - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-64kb-optional-debuginfo - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
dlm-kmp-64kb-debuginfo - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-kvmsmall-devel-debuginfo - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
dtb-exynos - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
gfs2-kmp-64kb-debuginfo - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-64kb-debuginfo - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
gfs2-kmp-64kb - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
dtb-broadcom - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
dtb-arm - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
dtb-rockchip - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
dtb-mediatek - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
dtb-hisilicon - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
dtb-amazon - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
dtb-marvell - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-default-livepatch-devel - addressed in versions 5.14.21-150400.24.184.1, 5.14.21-150500.55.127.1
kernel-default-base-rebuild - addressed in versions 5.14.21-150400.24.184.1.150400.24.94.2, 5.14.21-150500.55.127.1.150500.6.61.1
kernel-rt-optional - update to 5.14.21-150500.13.112.1
cluster-md-kmp-rt - update to 5.14.21-150500.13.112.1
kernel-rt-vdso-debuginfo - update to 5.14.21-150500.13.112.1
kernel-devel-rt - update to 5.14.21-150500.13.112.1
reiserfs-kmp-rt-debuginfo - update to 5.14.21-150500.13.112.1
kernel-rt_debug-devel - update to 5.14.21-150500.13.112.1
kernel-rt_debug-debuginfo - update to 5.14.21-150500.13.112.1
ocfs2-kmp-rt - update to 5.14.21-150500.13.112.1
ocfs2-kmp-rt-debuginfo - update to 5.14.21-150500.13.112.1
kernel-rt_debug-vdso-debuginfo - update to 5.14.21-150500.13.112.1
kernel-rt-livepatch - update to 5.14.21-150500.13.112.1
kernel-rt-livepatch-devel - update to 5.14.21-150500.13.112.1
kselftests-kmp-rt - update to 5.14.21-150500.13.112.1
kernel-rt-devel - update to 5.14.21-150500.13.112.1
kernel-syms-rt - update to 5.14.21-150500.13.112.1
kernel-rt_debug-vdso - update to 5.14.21-150500.13.112.1
kernel-rt-extra - update to 5.14.21-150500.13.112.1
gfs2-kmp-rt - update to 5.14.21-150500.13.112.1
kernel-rt-devel-debuginfo - update to 5.14.21-150500.13.112.1
cluster-md-kmp-rt-debuginfo - update to 5.14.21-150500.13.112.1
kernel-rt_debug-debugsource - update to 5.14.21-150500.13.112.1
gfs2-kmp-rt-debuginfo - update to 5.14.21-150500.13.112.1
kernel-rt_debug - update to 5.14.21-150500.13.112.1
kselftests-kmp-rt-debuginfo - update to 5.14.21-150500.13.112.1
kernel-rt_debug-devel-debuginfo - update to 5.14.21-150500.13.112.1
kernel-rt-optional-debuginfo - update to 5.14.21-150500.13.112.1
kernel-rt-vdso - update to 5.14.21-150500.13.112.1
kernel-rt-extra-debuginfo - update to 5.14.21-150500.13.112.1
dlm-kmp-rt-debuginfo - update to 5.14.21-150500.13.112.1
dlm-kmp-rt - update to 5.14.21-150500.13.112.1
reiserfs-kmp-rt - update to 5.14.21-150500.13.112.1
kernel-default-vdso-debuginfo - update to 5.14.21-150500.55.127.1
kernel-default-vdso - update to 5.14.21-150500.55.127.1
kernel-kvmsmall-vdso - update to 5.14.21-150500.55.127.1
kernel-kvmsmall-vdso-debuginfo - update to 5.14.21-150500.55.127.1

• https://git.kernel.org/stable/c/0b12d2aa264bac35bff9b5399bb162262b2b8949
• https://git.kernel.org/stable/c/1db036d13e10809943c2dce553e2fa7fc9c6cd80
• https://git.kernel.org/stable/c/4c8fc44c44b97854623c56363c359f711fc0b887
• https://git.kernel.org/stable/c/579c9b9838e8a73f6e93ddece07972c241514dcc
• https://git.kernel.org/stable/c/5b06a8a25eba07628313aa3c5496522eff97be53
• https://git.kernel.org/stable/c/81d17f6f3331f03c8eafdacea68ab773426c1e3c
• https://git.kernel.org/stable/c/87792567d9ed93fd336d2c3b8d7870f44e141e6d
• https://git.kernel.org/stable/c/9d2f70fa2c7cc6c73a420ff15682454782d3d6f6
• https://git.kernel.org/stable/c/bc45aa1911bf699b9905f12414e3c1879d6b784f
• https://git.kernel.org/stable/c/ffb589963df103caaf062081a32db0b9e1798660
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.2

• Out-of-bounds read in Linux kernel brcm80211 brcmfmac driver
• openEuler 20.03 LTS SP4 update for kernel
• SUSE update for the Linux Kernel
• SUSE update for the Linux Kernel
• SUSE update for the Linux Kernel
• SUSE update for the Linux Kernel
• SUSE update for the Linux Kernel