Memory leak in Linux kernel - CVE-2022-50242

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Main Vulnerability Database Vulnerabilities #VU115358

Memory leak in Linux kernel - CVE-2022-50242

Published: September 16, 2025 / Updated: September 22, 2025


Vulnerability identifier: #VU115358
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-2022-50242
CWE-ID: CWE-401
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 memory leak within the qlcnic_sriov_init() function in drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c. A local user can perform a denial of service (DoS) attack.


Affected software

Linux kernel
SUSE Linux Enterprise Server 12 SP5
SUSE Linux Enterprise Server 12 SP5 LTSS Extended
SUSE Linux Enterprise Server 15 SP5
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Server for SAP Applications 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 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Micro
SUSE Linux Enterprise Live Patching
openSUSE Leap
kgraft-patch-4_12_14-122_275-default
kernel-livepatch-SLE15-SP5_Update_31-debugsource
kernel-livepatch-5_14_21-150500_55_124-default-debuginfo
kernel-livepatch-5_14_21-150500_55_124-default
kernel-macros
kernel-source
kernel-default-kgraft
kernel-default-kgraft-devel
kernel-default-devel-debuginfo
kernel-default-man
kernel-default
dlm-kmp-default-debuginfo
kernel-default-base-debuginfo
kernel-default-debugsource
cluster-md-kmp-default-debuginfo
ocfs2-kmp-default
kernel-devel
kernel-default-devel
gfs2-kmp-default-debuginfo
cluster-md-kmp-default
dlm-kmp-default
ocfs2-kmp-default-debuginfo
kernel-default-debuginfo
gfs2-kmp-default
kernel-syms
kernel-default-base
kernel-rt-vdso
kernel-rt_debug
kernel-rt_debug-devel
ocfs2-kmp-rt
kernel-rt_debug-debugsource
kernel-rt-livepatch
kernel-syms-rt
kernel-rt-debugsource
kernel-rt_debug-devel-debuginfo
dlm-kmp-rt
kernel-rt_debug-vdso-debuginfo
reiserfs-kmp-rt
kselftests-kmp-rt
kernel-rt-extra-debuginfo
kernel-source-rt
kernel-devel-rt
kernel-rt-vdso-debuginfo
kernel-rt
kernel-rt-debuginfo
kernel-rt_debug-vdso
kernel-rt-devel-debuginfo
kernel-rt-optional-debuginfo
cluster-md-kmp-rt-debuginfo
ocfs2-kmp-rt-debuginfo
reiserfs-kmp-rt-debuginfo
dlm-kmp-rt-debuginfo
kernel-rt-extra
cluster-md-kmp-rt
kernel-rt-devel
kernel-rt-livepatch-devel
kernel-rt_debug-debuginfo
kernel-rt-optional
gfs2-kmp-rt
gfs2-kmp-rt-debuginfo
kselftests-kmp-rt-debuginfo
kernel-64kb
kernel-obs-build
reiserfs-kmp-default
kselftests-kmp-default-debuginfo
kernel-default-extra-debuginfo
reiserfs-kmp-default-debuginfo
kselftests-kmp-default
kernel-default-optional
ocfs2-kmp-64kb-debuginfo
dtb-exynos
kernel-64kb-debuginfo
dtb-broadcom
dtb-amazon
kernel-64kb-devel-debuginfo
dtb-allwinner
dlm-kmp-64kb-debuginfo
dtb-amd
kernel-default-extra
kernel-docs
kernel-source-vanilla
kernel-docs-html
kernel-kvmsmall-devel-debuginfo
kernel-kvmsmall-debugsource
kernel-kvmsmall-debuginfo
kernel-kvmsmall-devel
dtb-xilinx
kernel-default-optional-debuginfo
kernel-obs-build-debugsource
kernel-obs-qa
kernel-zfcpdump-debuginfo
dtb-qcom
kernel-64kb-optional-debuginfo
kernel-64kb-debugsource
kernel-64kb-optional
kselftests-kmp-64kb
gfs2-kmp-64kb-debuginfo
cluster-md-kmp-64kb-debuginfo
dtb-cavium
dtb-altera
dtb-amlogic
dtb-aarch64
dtb-freescale
kernel-zfcpdump-debugsource
kernel-zfcpdump
kernel-kvmsmall
kernel-default-vdso
kernel-default-vdso-debuginfo
kernel-kvmsmall-vdso-debuginfo
kernel-kvmsmall-vdso
kernel-default-livepatch-devel
kernel-default-livepatch
kernel-64kb-extra
ocfs2-kmp-64kb
dtb-apm
kselftests-kmp-64kb-debuginfo
dlm-kmp-64kb
cluster-md-kmp-64kb
dtb-socionext
dtb-nvidia
reiserfs-kmp-64kb-debuginfo
dtb-lg
dtb-renesas
dtb-rockchip
kernel-64kb-extra-debuginfo
dtb-marvell
dtb-apple
reiserfs-kmp-64kb
dtb-hisilicon
gfs2-kmp-64kb
kernel-64kb-devel
dtb-sprd
dtb-mediatek
dtb-arm
kernel-default-base-rebuild

How to mitigate CVE-2022-50242

Install update from vendor's repository.

Linux kernel - update to 6.1.2
kgraft-patch-4_12_14-122_275-default - update to 1-8.3.1
kernel-livepatch-SLE15-SP5_Update_31-debugsource - update to 1-150500.11.3.1
kernel-livepatch-5_14_21-150500_55_124-default-debuginfo - update to 1-150500.11.3.1
kernel-livepatch-5_14_21-150500_55_124-default - update to 1-150500.11.3.1
kernel-macros - addressed in versions 4.12.14-122.275.1, 5.14.21-150500.55.124.1
kernel-source - addressed in versions 4.12.14-122.275.1, 5.14.21-150500.55.124.1
kernel-default-kgraft - update to 4.12.14-122.275.1
kernel-default-kgraft-devel - update to 4.12.14-122.275.1
kernel-default-devel-debuginfo - addressed in versions 4.12.14-122.275.1, 5.14.21-150500.55.124.1
kernel-default-man - update to 4.12.14-122.275.1
kernel-default - addressed in versions 4.12.14-122.275.1, 5.14.21-150500.55.124.1
dlm-kmp-default-debuginfo - addressed in versions 4.12.14-122.275.1, 5.14.21-150500.55.124.1
kernel-default-base-debuginfo - update to 4.12.14-122.275.1
kernel-default-debugsource - addressed in versions 4.12.14-122.275.1, 5.14.21-150500.55.124.1
cluster-md-kmp-default-debuginfo - addressed in versions 4.12.14-122.275.1, 5.14.21-150500.55.124.1
ocfs2-kmp-default - addressed in versions 4.12.14-122.275.1, 5.14.21-150500.55.124.1
kernel-devel - addressed in versions 4.12.14-122.275.1, 5.14.21-150500.55.124.1
kernel-default-devel - addressed in versions 4.12.14-122.275.1, 5.14.21-150500.55.124.1
gfs2-kmp-default-debuginfo - addressed in versions 4.12.14-122.275.1, 5.14.21-150500.55.124.1
cluster-md-kmp-default - addressed in versions 4.12.14-122.275.1, 5.14.21-150500.55.124.1
dlm-kmp-default - addressed in versions 4.12.14-122.275.1, 5.14.21-150500.55.124.1
ocfs2-kmp-default-debuginfo - addressed in versions 4.12.14-122.275.1, 5.14.21-150500.55.124.1
kernel-default-debuginfo - addressed in versions 4.12.14-122.275.1, 5.14.21-150500.55.124.1
gfs2-kmp-default - addressed in versions 4.12.14-122.275.1, 5.14.21-150500.55.124.1
kernel-syms - addressed in versions 4.12.14-122.275.1, 5.14.21-150500.55.124.1
kernel-default-base - addressed in versions 4.12.14-122.275.1, 5.14.21-150500.55.124.1.150500.6.59.1
kernel-rt-vdso - update to 5.14.21-150500.13.109.1
kernel-rt_debug - update to 5.14.21-150500.13.109.1
kernel-rt_debug-devel - update to 5.14.21-150500.13.109.1
ocfs2-kmp-rt - update to 5.14.21-150500.13.109.1
kernel-rt_debug-debugsource - update to 5.14.21-150500.13.109.1
kernel-rt-livepatch - update to 5.14.21-150500.13.109.1
kernel-syms-rt - update to 5.14.21-150500.13.109.1
kernel-rt-debugsource - update to 5.14.21-150500.13.109.1
kernel-rt_debug-devel-debuginfo - update to 5.14.21-150500.13.109.1
dlm-kmp-rt - update to 5.14.21-150500.13.109.1
kernel-rt_debug-vdso-debuginfo - update to 5.14.21-150500.13.109.1
reiserfs-kmp-rt - update to 5.14.21-150500.13.109.1
kselftests-kmp-rt - update to 5.14.21-150500.13.109.1
kernel-rt-extra-debuginfo - update to 5.14.21-150500.13.109.1
kernel-source-rt - update to 5.14.21-150500.13.109.1
kernel-devel-rt - update to 5.14.21-150500.13.109.1
kernel-rt-vdso-debuginfo - update to 5.14.21-150500.13.109.1
kernel-rt - update to 5.14.21-150500.13.109.1
kernel-rt-debuginfo - update to 5.14.21-150500.13.109.1
kernel-rt_debug-vdso - update to 5.14.21-150500.13.109.1
kernel-rt-devel-debuginfo - update to 5.14.21-150500.13.109.1
kernel-rt-optional-debuginfo - update to 5.14.21-150500.13.109.1
cluster-md-kmp-rt-debuginfo - update to 5.14.21-150500.13.109.1
ocfs2-kmp-rt-debuginfo - update to 5.14.21-150500.13.109.1
reiserfs-kmp-rt-debuginfo - update to 5.14.21-150500.13.109.1
dlm-kmp-rt-debuginfo - update to 5.14.21-150500.13.109.1
kernel-rt-extra - update to 5.14.21-150500.13.109.1
cluster-md-kmp-rt - update to 5.14.21-150500.13.109.1
kernel-rt-devel - update to 5.14.21-150500.13.109.1
kernel-rt-livepatch-devel - update to 5.14.21-150500.13.109.1
kernel-rt_debug-debuginfo - update to 5.14.21-150500.13.109.1
kernel-rt-optional - update to 5.14.21-150500.13.109.1
gfs2-kmp-rt - update to 5.14.21-150500.13.109.1
gfs2-kmp-rt-debuginfo - update to 5.14.21-150500.13.109.1
kselftests-kmp-rt-debuginfo - update to 5.14.21-150500.13.109.1
kernel-64kb - update to 5.14.21-150500.55.124.1
kernel-obs-build - update to 5.14.21-150500.55.124.1
reiserfs-kmp-default - update to 5.14.21-150500.55.124.1
kselftests-kmp-default-debuginfo - update to 5.14.21-150500.55.124.1
kernel-default-extra-debuginfo - update to 5.14.21-150500.55.124.1
reiserfs-kmp-default-debuginfo - update to 5.14.21-150500.55.124.1
kselftests-kmp-default - update to 5.14.21-150500.55.124.1
kernel-default-optional - update to 5.14.21-150500.55.124.1
ocfs2-kmp-64kb-debuginfo - update to 5.14.21-150500.55.124.1
dtb-exynos - update to 5.14.21-150500.55.124.1
kernel-64kb-debuginfo - update to 5.14.21-150500.55.124.1
dtb-broadcom - update to 5.14.21-150500.55.124.1
dtb-amazon - update to 5.14.21-150500.55.124.1
kernel-64kb-devel-debuginfo - update to 5.14.21-150500.55.124.1
dtb-allwinner - update to 5.14.21-150500.55.124.1
dlm-kmp-64kb-debuginfo - update to 5.14.21-150500.55.124.1
dtb-amd - update to 5.14.21-150500.55.124.1
kernel-default-extra - update to 5.14.21-150500.55.124.1
kernel-docs - update to 5.14.21-150500.55.124.1
kernel-source-vanilla - update to 5.14.21-150500.55.124.1
kernel-docs-html - update to 5.14.21-150500.55.124.1
kernel-kvmsmall-devel-debuginfo - update to 5.14.21-150500.55.124.1
kernel-kvmsmall-debugsource - update to 5.14.21-150500.55.124.1
kernel-kvmsmall-debuginfo - update to 5.14.21-150500.55.124.1
kernel-kvmsmall-devel - update to 5.14.21-150500.55.124.1
dtb-xilinx - update to 5.14.21-150500.55.124.1
kernel-default-optional-debuginfo - update to 5.14.21-150500.55.124.1
kernel-obs-build-debugsource - update to 5.14.21-150500.55.124.1
kernel-obs-qa - update to 5.14.21-150500.55.124.1
kernel-zfcpdump-debuginfo - update to 5.14.21-150500.55.124.1
dtb-qcom - update to 5.14.21-150500.55.124.1
kernel-64kb-optional-debuginfo - update to 5.14.21-150500.55.124.1
kernel-64kb-debugsource - update to 5.14.21-150500.55.124.1
kernel-64kb-optional - update to 5.14.21-150500.55.124.1
kselftests-kmp-64kb - update to 5.14.21-150500.55.124.1
gfs2-kmp-64kb-debuginfo - update to 5.14.21-150500.55.124.1
cluster-md-kmp-64kb-debuginfo - update to 5.14.21-150500.55.124.1
dtb-cavium - update to 5.14.21-150500.55.124.1
dtb-altera - update to 5.14.21-150500.55.124.1
dtb-amlogic - update to 5.14.21-150500.55.124.1
dtb-aarch64 - update to 5.14.21-150500.55.124.1
dtb-freescale - update to 5.14.21-150500.55.124.1
kernel-zfcpdump-debugsource - update to 5.14.21-150500.55.124.1
kernel-zfcpdump - update to 5.14.21-150500.55.124.1
kernel-kvmsmall - update to 5.14.21-150500.55.124.1
kernel-default-vdso - update to 5.14.21-150500.55.124.1
kernel-default-vdso-debuginfo - update to 5.14.21-150500.55.124.1
kernel-kvmsmall-vdso-debuginfo - update to 5.14.21-150500.55.124.1
kernel-kvmsmall-vdso - update to 5.14.21-150500.55.124.1
kernel-default-livepatch-devel - update to 5.14.21-150500.55.124.1
kernel-default-livepatch - update to 5.14.21-150500.55.124.1
kernel-64kb-extra - update to 5.14.21-150500.55.124.1
ocfs2-kmp-64kb - update to 5.14.21-150500.55.124.1
dtb-apm - update to 5.14.21-150500.55.124.1
kselftests-kmp-64kb-debuginfo - update to 5.14.21-150500.55.124.1
dlm-kmp-64kb - update to 5.14.21-150500.55.124.1
cluster-md-kmp-64kb - update to 5.14.21-150500.55.124.1
dtb-socionext - update to 5.14.21-150500.55.124.1
dtb-nvidia - update to 5.14.21-150500.55.124.1
reiserfs-kmp-64kb-debuginfo - update to 5.14.21-150500.55.124.1
dtb-lg - update to 5.14.21-150500.55.124.1
dtb-renesas - update to 5.14.21-150500.55.124.1
dtb-rockchip - update to 5.14.21-150500.55.124.1
kernel-64kb-extra-debuginfo - update to 5.14.21-150500.55.124.1
dtb-marvell - update to 5.14.21-150500.55.124.1
dtb-apple - update to 5.14.21-150500.55.124.1
reiserfs-kmp-64kb - update to 5.14.21-150500.55.124.1
dtb-hisilicon - update to 5.14.21-150500.55.124.1
gfs2-kmp-64kb - update to 5.14.21-150500.55.124.1
kernel-64kb-devel - update to 5.14.21-150500.55.124.1
dtb-sprd - update to 5.14.21-150500.55.124.1
dtb-mediatek - update to 5.14.21-150500.55.124.1
dtb-arm - update to 5.14.21-150500.55.124.1
kernel-default-base-rebuild - update to 5.14.21-150500.55.124.1.150500.6.59.1

External References

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