Improper locking in Linux kernel - CVE-2022-48980

Vulnerability identifier: #VU99002

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-2022-48980

CWE-ID: CWE-667

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 improper locking within the sja1105_init_l2_policing() function in drivers/net/dsa/sja1105/sja1105_main.c. A local user can perform a denial of service (DoS) attack.

Linux kernel
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 Availability Extension 15
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Micro
openSUSE Leap Micro
SUSE Linux Enterprise Live Patching
SUSE Real Time Module
Basesystem Module
Development Tools Module
Legacy Module
Public Cloud Module
openSUSE Leap
kernel-livepatch-5_14_21-150500_13_76-rt-debuginfo
kernel-livepatch-5_14_21-150500_13_76-rt
kernel-livepatch-SLE15-SP5-RT_Update_22-debugsource
kernel-livepatch-SLE15-SP5_Update_21-debugsource
kernel-livepatch-5_14_21-150500_55_88-default
kernel-livepatch-5_14_21-150500_55_88-default-debuginfo
kernel-rt_debug-vdso-debuginfo
kernel-rt-debugsource
kernel-rt-devel
kernel-rt_debug-debugsource
dlm-kmp-rt-debuginfo
gfs2-kmp-rt-debuginfo
kernel-rt_debug-devel
kernel-rt_debug-vdso
dlm-kmp-rt
ocfs2-kmp-rt
kernel-rt_debug-devel-debuginfo
kernel-rt-vdso
ocfs2-kmp-rt-debuginfo
cluster-md-kmp-rt-debuginfo
kernel-rt_debug-debuginfo
cluster-md-kmp-rt
kernel-syms-rt
kernel-rt-vdso-debuginfo
kernel-rt-devel-debuginfo
kernel-rt-livepatch
reiserfs-kmp-rt-debuginfo
kselftests-kmp-rt-debuginfo
kernel-rt-extra-debuginfo
kernel-rt-optional-debuginfo
kernel-rt-extra
kernel-rt-livepatch-devel
kernel-rt-optional
kernel-rt_debug-livepatch-devel
kselftests-kmp-rt
reiserfs-kmp-rt
kernel-rt
kernel-rt_debug
kernel-devel-rt
kernel-source-rt
gfs2-kmp-rt
kernel-rt-debuginfo
cluster-md-kmp-azure
kernel-devel-azure
ocfs2-kmp-azure-debuginfo
kernel-azure-extra
cluster-md-kmp-azure-debuginfo
kernel-source-azure
kernel-azure-optional-debuginfo
kselftests-kmp-azure
kernel-azure-livepatch-devel
kernel-syms-azure
reiserfs-kmp-azure
ocfs2-kmp-azure
dlm-kmp-azure-debuginfo
kernel-azure-devel-debuginfo
gfs2-kmp-azure-debuginfo
kernel-azure
kernel-azure-vdso
kernel-azure-vdso-debuginfo
kernel-azure-debuginfo
gfs2-kmp-azure
kernel-azure-debugsource
kernel-azure-devel
kernel-azure-optional
reiserfs-kmp-azure-debuginfo
dlm-kmp-azure
kernel-azure-extra-debuginfo
kselftests-kmp-azure-debuginfo
kernel-obs-build
kernel-obs-build-debugsource
kernel-source
reiserfs-kmp-default-debuginfo
reiserfs-kmp-default
gfs2-kmp-default-debuginfo
kernel-default-livepatch
kernel-default-livepatch-devel
cluster-md-kmp-default-debuginfo
ocfs2-kmp-default
ocfs2-kmp-default-debuginfo
dlm-kmp-default
cluster-md-kmp-default
gfs2-kmp-default
dlm-kmp-default-debuginfo
kernel-64kb-debugsource
kernel-default
kernel-default-debuginfo
kernel-default-debugsource
kernel-64kb
kernel-64kb-devel-debuginfo
kernel-64kb-debuginfo
kernel-64kb-devel
kernel-syms
kernel-default-devel
kernel-default-devel-debuginfo
kernel-macros
kernel-devel
kernel-zfcpdump
kernel-zfcpdump-debugsource
kernel-zfcpdump-debuginfo
kernel-docs
kernel-default-base

Install update from vendor's website.

Linux kernel - addressed in versions 5.15.83, 6.0.13, 6.1
kernel-livepatch-5_14_21-150500_13_76-rt-debuginfo - update to 1-150500.11.3.1
kernel-livepatch-5_14_21-150500_13_76-rt - update to 1-150500.11.3.1
kernel-livepatch-SLE15-SP5-RT_Update_22-debugsource - update to 1-150500.11.3.1
kernel-livepatch-SLE15-SP5_Update_21-debugsource - update to 1-150500.11.5.1
kernel-livepatch-5_14_21-150500_55_88-default - update to 1-150500.11.5.1
kernel-livepatch-5_14_21-150500_55_88-default-debuginfo - update to 1-150500.11.5.1
kernel-rt_debug-vdso-debuginfo - update to 5.14.21-150500.13.76.1
kernel-rt-debugsource - update to 5.14.21-150500.13.76.1
kernel-rt-devel - update to 5.14.21-150500.13.76.1
kernel-rt_debug-debugsource - update to 5.14.21-150500.13.76.1
dlm-kmp-rt-debuginfo - update to 5.14.21-150500.13.76.1
gfs2-kmp-rt-debuginfo - update to 5.14.21-150500.13.76.1
kernel-rt_debug-devel - update to 5.14.21-150500.13.76.1
kernel-rt_debug-vdso - update to 5.14.21-150500.13.76.1
dlm-kmp-rt - update to 5.14.21-150500.13.76.1
ocfs2-kmp-rt - update to 5.14.21-150500.13.76.1
kernel-rt_debug-devel-debuginfo - update to 5.14.21-150500.13.76.1
kernel-rt-vdso - update to 5.14.21-150500.13.76.1
ocfs2-kmp-rt-debuginfo - update to 5.14.21-150500.13.76.1
cluster-md-kmp-rt-debuginfo - update to 5.14.21-150500.13.76.1
kernel-rt_debug-debuginfo - update to 5.14.21-150500.13.76.1
cluster-md-kmp-rt - update to 5.14.21-150500.13.76.1
kernel-syms-rt - update to 5.14.21-150500.13.76.1
kernel-rt-vdso-debuginfo - update to 5.14.21-150500.13.76.1
kernel-rt-devel-debuginfo - update to 5.14.21-150500.13.76.1
kernel-rt-livepatch - update to 5.14.21-150500.13.76.1
reiserfs-kmp-rt-debuginfo - update to 5.14.21-150500.13.76.1
kselftests-kmp-rt-debuginfo - update to 5.14.21-150500.13.76.1
kernel-rt-extra-debuginfo - update to 5.14.21-150500.13.76.1
kernel-rt-optional-debuginfo - update to 5.14.21-150500.13.76.1
kernel-rt-extra - update to 5.14.21-150500.13.76.1
kernel-rt-livepatch-devel - update to 5.14.21-150500.13.76.1
kernel-rt-optional - update to 5.14.21-150500.13.76.1
kernel-rt_debug-livepatch-devel - update to 5.14.21-150500.13.76.1
kselftests-kmp-rt - update to 5.14.21-150500.13.76.1
reiserfs-kmp-rt - update to 5.14.21-150500.13.76.1
kernel-rt - update to 5.14.21-150500.13.76.1
kernel-rt_debug - update to 5.14.21-150500.13.76.1
kernel-devel-rt - update to 5.14.21-150500.13.76.1
kernel-source-rt - update to 5.14.21-150500.13.76.1
gfs2-kmp-rt - update to 5.14.21-150500.13.76.1
kernel-rt-debuginfo - update to 5.14.21-150500.13.76.1
cluster-md-kmp-azure - update to 5.14.21-150500.33.72.1
kernel-devel-azure - update to 5.14.21-150500.33.72.1
ocfs2-kmp-azure-debuginfo - update to 5.14.21-150500.33.72.1
kernel-azure-extra - update to 5.14.21-150500.33.72.1
cluster-md-kmp-azure-debuginfo - update to 5.14.21-150500.33.72.1
kernel-source-azure - update to 5.14.21-150500.33.72.1
kernel-azure-optional-debuginfo - update to 5.14.21-150500.33.72.1
kselftests-kmp-azure - update to 5.14.21-150500.33.72.1
kernel-azure-livepatch-devel - update to 5.14.21-150500.33.72.1
kernel-syms-azure - update to 5.14.21-150500.33.72.1
reiserfs-kmp-azure - update to 5.14.21-150500.33.72.1
ocfs2-kmp-azure - update to 5.14.21-150500.33.72.1
dlm-kmp-azure-debuginfo - update to 5.14.21-150500.33.72.1
kernel-azure-devel-debuginfo - update to 5.14.21-150500.33.72.1
gfs2-kmp-azure-debuginfo - update to 5.14.21-150500.33.72.1
kernel-azure - update to 5.14.21-150500.33.72.1
kernel-azure-vdso - update to 5.14.21-150500.33.72.1
kernel-azure-vdso-debuginfo - update to 5.14.21-150500.33.72.1
kernel-azure-debuginfo - update to 5.14.21-150500.33.72.1
gfs2-kmp-azure - update to 5.14.21-150500.33.72.1
kernel-azure-debugsource - update to 5.14.21-150500.33.72.1
kernel-azure-devel - update to 5.14.21-150500.33.72.1
kernel-azure-optional - update to 5.14.21-150500.33.72.1
reiserfs-kmp-azure-debuginfo - update to 5.14.21-150500.33.72.1
dlm-kmp-azure - update to 5.14.21-150500.33.72.1
kernel-azure-extra-debuginfo - update to 5.14.21-150500.33.72.1
kselftests-kmp-azure-debuginfo - update to 5.14.21-150500.33.72.1
kernel-obs-build - update to 5.14.21-150500.55.88.1
kernel-obs-build-debugsource - update to 5.14.21-150500.55.88.1
kernel-source - update to 5.14.21-150500.55.88.1
reiserfs-kmp-default-debuginfo - update to 5.14.21-150500.55.88.1
reiserfs-kmp-default - update to 5.14.21-150500.55.88.1
gfs2-kmp-default-debuginfo - update to 5.14.21-150500.55.88.1
kernel-default-livepatch - update to 5.14.21-150500.55.88.1
kernel-default-livepatch-devel - update to 5.14.21-150500.55.88.1
cluster-md-kmp-default-debuginfo - update to 5.14.21-150500.55.88.1
ocfs2-kmp-default - update to 5.14.21-150500.55.88.1
ocfs2-kmp-default-debuginfo - update to 5.14.21-150500.55.88.1
dlm-kmp-default - update to 5.14.21-150500.55.88.1
cluster-md-kmp-default - update to 5.14.21-150500.55.88.1
gfs2-kmp-default - update to 5.14.21-150500.55.88.1
dlm-kmp-default-debuginfo - update to 5.14.21-150500.55.88.1
kernel-64kb-debugsource - update to 5.14.21-150500.55.88.1
kernel-default - update to 5.14.21-150500.55.88.1
kernel-default-debuginfo - update to 5.14.21-150500.55.88.1
kernel-default-debugsource - update to 5.14.21-150500.55.88.1
kernel-64kb - update to 5.14.21-150500.55.88.1
kernel-64kb-devel-debuginfo - update to 5.14.21-150500.55.88.1
kernel-64kb-debuginfo - update to 5.14.21-150500.55.88.1
kernel-64kb-devel - update to 5.14.21-150500.55.88.1
kernel-syms - update to 5.14.21-150500.55.88.1
kernel-default-devel - update to 5.14.21-150500.55.88.1
kernel-default-devel-debuginfo - update to 5.14.21-150500.55.88.1
kernel-macros - update to 5.14.21-150500.55.88.1
kernel-devel - update to 5.14.21-150500.55.88.1
kernel-zfcpdump - update to 5.14.21-150500.55.88.1
kernel-zfcpdump-debugsource - update to 5.14.21-150500.55.88.1
kernel-zfcpdump-debuginfo - update to 5.14.21-150500.55.88.1
kernel-docs - update to 5.14.21-150500.55.88.1
kernel-default-base - update to 5.14.21-150500.55.88.1.150500.6.39.4

• https://git.kernel.org/stable/c/5e88c6f4aaa70c542e59e5a9d2244bcc99cd245d
• https://git.kernel.org/stable/c/147f3e3d84054117ae6b9bf317ec4fda9f991192
• https://git.kernel.org/stable/c/f8bac7f9fdb0017b32157957ffffd490f95faa07
• https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.83
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.13
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1

• Improper locking in Linux kernel dsa sja1105 driver
• SUSE update for the Linux Kernel
• SUSE update for the Linux Kernel
• SUSE update for the Linux Kernel