Use-after-free in Linux kernel - CVE-2022-50137

Vulnerability identifier: #VU111424

CSH Severity: Low

CVSS v4: 8.5 [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]

CVE-ID: CVE-2022-50137

CWE-ID: CWE-416

Exploitation vector: Local access

Exploit availability: No public exploit available

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

The vulnerability exists due to a use-after-free error within the irdma_destroy_cq() function in drivers/infiniband/hw/irdma/verbs.c. A local user can escalate privileges on the system.

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

Install update from vendor's repository.

Linux kernel - update to 5.15.61
kernel-livepatch-5_14_21-150400_24_170-default - update to 1-150400.9.3.2
kernel-livepatch-SLE15-SP4_Update_42-debugsource - 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-5_14_21-150500_55_113-default-debuginfo - update to 1-150500.11.3.1
kernel-livepatch-SLE15-SP5_Update_28-debugsource - update to 1-150500.11.3.1
kernel-livepatch-5_14_21-150500_55_113-default - update to 1-150500.11.3.1
kernel (Red Hat package) - addressed in versions 4.18.0-372.166.1.el8_6, 5.14.0-70.151.1.el9_0
kernel-rt (Red Hat package) - update to 5.14.0-70.151.1.rt21.223.el9_0
dtb-altera - 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-amd - 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-cavium - update to 5.14.21-150400.24.170.1
kernel-obs-qa - update to 5.14.21-150400.24.170.1
dtb-renesas - update to 5.14.21-150400.24.170.1
dtb-freescale - update to 5.14.21-150400.24.170.1
dtb-mediatek - update to 5.14.21-150400.24.170.1
dtb-qcom - update to 5.14.21-150400.24.170.1
dtb-lg - update to 5.14.21-150400.24.170.1
dtb-xilinx - update to 5.14.21-150400.24.170.1
dtb-hisilicon - update to 5.14.21-150400.24.170.1
dtb-aarch64 - update to 5.14.21-150400.24.170.1
dtb-sprd - update to 5.14.21-150400.24.170.1
kernel-macros - 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-docs - 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
kernel-syms - update to 5.14.21-150400.24.170.1
dtb-apm - update to 5.14.21-150400.24.170.1
dtb-rockchip - update to 5.14.21-150400.24.170.1
dtb-amazon - update to 5.14.21-150400.24.170.1
dtb-broadcom - update to 5.14.21-150400.24.170.1
dtb-allwinner - update to 5.14.21-150400.24.170.1
dtb-socionext - update to 5.14.21-150400.24.170.1
kernel-default-livepatch-devel - addressed in versions 5.14.21-150400.24.170.2, 5.14.21-150500.55.113.1
reiserfs-kmp-64kb-debuginfo - update to 5.14.21-150400.24.170.2
kernel-64kb-devel - update to 5.14.21-150400.24.170.2
kernel-64kb-optional - update to 5.14.21-150400.24.170.2
kernel-default-livepatch - 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-debuginfo - addressed in versions 5.14.21-150400.24.170.2, 5.14.21-150500.55.113.1
kernel-default - addressed in versions 5.14.21-150400.24.170.2, 5.14.21-150500.55.113.1
kernel-64kb - update to 5.14.21-150400.24.170.2
cluster-md-kmp-64kb - update to 5.14.21-150400.24.170.2
kernel-64kb-debugsource - update to 5.14.21-150400.24.170.2
kernel-64kb-optional-debuginfo - update to 5.14.21-150400.24.170.2
reiserfs-kmp-64kb - update to 5.14.21-150400.24.170.2
kselftests-kmp-64kb-debuginfo - update to 5.14.21-150400.24.170.2
kernel-64kb-debuginfo - update to 5.14.21-150400.24.170.2
gfs2-kmp-64kb-debuginfo - update to 5.14.21-150400.24.170.2
cluster-md-kmp-64kb-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-obs-build - update to 5.14.21-150400.24.170.2
reiserfs-kmp-default - update to 5.14.21-150400.24.170.2
kernel-default-devel - update to 5.14.21-150400.24.170.2
cluster-md-kmp-default-debuginfo - update to 5.14.21-150400.24.170.2
ocfs2-kmp-default-debuginfo - update to 5.14.21-150400.24.170.2
kernel-obs-build-debugsource - update to 5.14.21-150400.24.170.2
kernel-default-extra - update to 5.14.21-150400.24.170.2
kernel-64kb-extra-debuginfo - update to 5.14.21-150400.24.170.2
kselftests-kmp-default - update to 5.14.21-150400.24.170.2
kernel-default-extra-debuginfo - update to 5.14.21-150400.24.170.2
gfs2-kmp-default - update to 5.14.21-150400.24.170.2
cluster-md-kmp-default - update to 5.14.21-150400.24.170.2
ocfs2-kmp-default - update to 5.14.21-150400.24.170.2
kernel-kvmsmall-devel - update to 5.14.21-150400.24.170.2
kernel-kvmsmall-debuginfo - update to 5.14.21-150400.24.170.2
kernel-kvmsmall-devel-debuginfo - update to 5.14.21-150400.24.170.2
kernel-kvmsmall-debugsource - update to 5.14.21-150400.24.170.2
gfs2-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-zfcpdump-debuginfo - update to 5.14.21-150400.24.170.2
kernel-zfcpdump-debugsource - update to 5.14.21-150400.24.170.2
gfs2-kmp-64kb - update to 5.14.21-150400.24.170.2
kselftests-kmp-64kb - update to 5.14.21-150400.24.170.2
ocfs2-kmp-64kb-debuginfo - update to 5.14.21-150400.24.170.2
kernel-zfcpdump - update to 5.14.21-150400.24.170.2
kernel-kvmsmall - 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
reiserfs-kmp-default-debuginfo - update to 5.14.21-150400.24.170.2
dlm-kmp-default - update to 5.14.21-150400.24.170.2
kselftests-kmp-default-debuginfo - update to 5.14.21-150400.24.170.2
kernel-default-optional - update to 5.14.21-150400.24.170.2
kernel-default-optional-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/0abf2eef80295923b819ce89ff9edc1fe61be17c
• https://git.kernel.org/stable/c/350ac793a03c8a30a3f2b27fc282cd1c67070763
• https://git.kernel.org/stable/c/8ecef7890b3aea78c8bbb501a4b5b8134367b821
• https://git.kernel.org/stable/c/92520864ef9f912f38b403d172a0ded020683d55
• https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.61

• Use-after-free in Linux kernel hw irdma driver
• SUSE update for the Linux Kernel
• Red Hat Enterprise Linux 8 update for kernel
• Red Hat Enterprise Linux 9 update for kernel-rt
• Red Hat Enterprise Linux 9 update for kernel
• SUSE update for the Linux Kernel
• SUSE update for the Linux Kernel