Information disclosure in Linux kernel - CVE-2022-49012

Vulnerability identifier: #VU99114

CSH Severity: Low

CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2022-49012

CWE-ID: CWE-200

Exploitation vector: Local access

Exploit availability: No public exploit available

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to information disclosure within the afs_put_server() function in fs/afs/server.c. A local user can gain access to sensitive information.

Linux kernel
SUSE Linux Enterprise Server 15 SP4
SUSE Linux Enterprise Desktop 15 SP4
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 LTSS 15
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise High Availability Extension 15
SUSE Linux Enterprise Desktop 15
SUSE Manager Proxy
SUSE Manager Retail Branch Server
SUSE Manager Server
SUSE Linux Enterprise Micro for Rancher
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_21-150400_24_141-default-debuginfo
kernel-livepatch-5_14_21-150400_24_141-default
kernel-livepatch-SLE15-SP4_Update_33-debugsource
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
kernel-rt-debugsource
kernel-rt-debuginfo
kernel-source-rt
dtb-broadcom
dtb-cavium
dtb-rockchip
kernel-64kb-extra-debuginfo
kernel-64kb-livepatch-devel
kernel-64kb-optional
dtb-freescale
dtb-nvidia
dtb-exynos
reiserfs-kmp-64kb
kernel-default-optional-debuginfo
kernel-zfcpdump
kernel-default-extra-debuginfo
cluster-md-kmp-default
reiserfs-kmp-default-debuginfo
kselftests-kmp-default-debuginfo
gfs2-kmp-default
kernel-default-devel
kernel-default
kernel-kvmsmall
kselftests-kmp-64kb-debuginfo
kernel-zfcpdump-debugsource
kernel-zfcpdump-debuginfo
dtb-aarch64
dtb-mediatek
kernel-64kb-debuginfo
dtb-arm
dtb-allwinner
dtb-amlogic
kernel-64kb-devel
kernel-64kb
dtb-apple
dtb-lg
gfs2-kmp-64kb-debuginfo
gfs2-kmp-64kb
dtb-renesas
kernel-64kb-optional-debuginfo
cluster-md-kmp-64kb
dtb-amazon
dlm-kmp-64kb-debuginfo
dtb-xilinx
dtb-socionext
dtb-marvell
dtb-amd
reiserfs-kmp-64kb-debuginfo
dtb-qcom
kernel-64kb-extra
dlm-kmp-64kb
ocfs2-kmp-64kb-debuginfo
dtb-sprd
dtb-altera
ocfs2-kmp-64kb
kernel-64kb-debugsource
dtb-apm
cluster-md-kmp-64kb-debuginfo
dtb-hisilicon
kselftests-kmp-64kb
kernel-64kb-devel-debuginfo
kernel-debug-livepatch-devel
kernel-obs-build
kernel-kvmsmall-devel
kernel-kvmsmall-livepatch-devel
kernel-kvmsmall-debugsource
kernel-kvmsmall-debuginfo
kernel-kvmsmall-devel-debuginfo
kernel-debug-debugsource
kernel-debug-debuginfo
kernel-debug-devel
kernel-default-devel-debuginfo
kernel-debug-devel-debuginfo
kernel-debug
kernel-source
kernel-macros
kernel-source-vanilla
kernel-devel
kernel-docs-html
kernel-docs
kernel-obs-build-debugsource
kernel-default-optional
kernel-default-debugsource
cluster-md-kmp-default-debuginfo
ocfs2-kmp-default
kernel-default-livepatch
kernel-default-livepatch-devel
kernel-default-extra
kernel-obs-qa
dlm-kmp-default
dlm-kmp-default-debuginfo
reiserfs-kmp-default
kernel-default-debuginfo
ocfs2-kmp-default-debuginfo
gfs2-kmp-default-debuginfo
kernel-syms
kselftests-kmp-default
kernel-default-base
kernel-default-base-rebuild
reiserfs-kmp-rt-debuginfo
kernel-rt-livepatch
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-extra-debuginfo
kernel-rt-devel
kernel-rt_debug-vdso-debuginfo
kernel-rt-devel-debuginfo
gfs2-kmp-rt
kernel-devel-rt
kernel-rt_debug
reiserfs-kmp-rt
kselftests-kmp-rt
kernel-rt_debug-livepatch-devel
kernel-rt-optional
kernel-rt-livepatch-devel
kernel-rt-extra
kernel-rt-optional-debuginfo
kselftests-kmp-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

Install update from vendor's website.

Linux kernel - addressed in versions 6.0.12, 6.1
kernel-livepatch-5_14_21-150400_24_141-default-debuginfo - update to 1-150400.9.5.1
kernel-livepatch-5_14_21-150400_24_141-default - update to 1-150400.9.5.1
kernel-livepatch-SLE15-SP4_Update_33-debugsource - update to 1-150400.9.5.1
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 - addressed in versions 5.14.21-150400.15.100.1, 5.14.21-150500.13.76.1
kernel-rt-debugsource - addressed in versions 5.14.21-150400.15.100.1, 5.14.21-150500.13.76.1
kernel-rt-debuginfo - addressed in versions 5.14.21-150400.15.100.1, 5.14.21-150500.13.76.1
kernel-source-rt - addressed in versions 5.14.21-150400.15.100.1, 5.14.21-150500.13.76.1
dtb-broadcom - update to 5.14.21-150400.24.141.1
dtb-cavium - update to 5.14.21-150400.24.141.1
dtb-rockchip - update to 5.14.21-150400.24.141.1
kernel-64kb-extra-debuginfo - update to 5.14.21-150400.24.141.1
kernel-64kb-livepatch-devel - update to 5.14.21-150400.24.141.1
kernel-64kb-optional - update to 5.14.21-150400.24.141.1
dtb-freescale - update to 5.14.21-150400.24.141.1
dtb-nvidia - update to 5.14.21-150400.24.141.1
dtb-exynos - update to 5.14.21-150400.24.141.1
reiserfs-kmp-64kb - update to 5.14.21-150400.24.141.1
kernel-default-optional-debuginfo - update to 5.14.21-150400.24.141.1
kernel-zfcpdump - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-default-extra-debuginfo - update to 5.14.21-150400.24.141.1
cluster-md-kmp-default - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
reiserfs-kmp-default-debuginfo - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kselftests-kmp-default-debuginfo - update to 5.14.21-150400.24.141.1
gfs2-kmp-default - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-default-devel - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-default - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-kvmsmall - update to 5.14.21-150400.24.141.1
kselftests-kmp-64kb-debuginfo - update to 5.14.21-150400.24.141.1
kernel-zfcpdump-debugsource - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-zfcpdump-debuginfo - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
dtb-aarch64 - update to 5.14.21-150400.24.141.1
dtb-mediatek - update to 5.14.21-150400.24.141.1
kernel-64kb-debuginfo - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
dtb-arm - update to 5.14.21-150400.24.141.1
dtb-allwinner - update to 5.14.21-150400.24.141.1
dtb-amlogic - update to 5.14.21-150400.24.141.1
kernel-64kb-devel - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-64kb - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
dtb-apple - update to 5.14.21-150400.24.141.1
dtb-lg - update to 5.14.21-150400.24.141.1
gfs2-kmp-64kb-debuginfo - update to 5.14.21-150400.24.141.1
gfs2-kmp-64kb - update to 5.14.21-150400.24.141.1
dtb-renesas - update to 5.14.21-150400.24.141.1
kernel-64kb-optional-debuginfo - update to 5.14.21-150400.24.141.1
cluster-md-kmp-64kb - update to 5.14.21-150400.24.141.1
dtb-amazon - update to 5.14.21-150400.24.141.1
dlm-kmp-64kb-debuginfo - update to 5.14.21-150400.24.141.1
dtb-xilinx - update to 5.14.21-150400.24.141.1
dtb-socionext - update to 5.14.21-150400.24.141.1
dtb-marvell - update to 5.14.21-150400.24.141.1
dtb-amd - update to 5.14.21-150400.24.141.1
reiserfs-kmp-64kb-debuginfo - update to 5.14.21-150400.24.141.1
dtb-qcom - update to 5.14.21-150400.24.141.1
kernel-64kb-extra - update to 5.14.21-150400.24.141.1
dlm-kmp-64kb - update to 5.14.21-150400.24.141.1
ocfs2-kmp-64kb-debuginfo - update to 5.14.21-150400.24.141.1
dtb-sprd - update to 5.14.21-150400.24.141.1
dtb-altera - update to 5.14.21-150400.24.141.1
ocfs2-kmp-64kb - update to 5.14.21-150400.24.141.1
kernel-64kb-debugsource - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
dtb-apm - update to 5.14.21-150400.24.141.1
cluster-md-kmp-64kb-debuginfo - update to 5.14.21-150400.24.141.1
dtb-hisilicon - update to 5.14.21-150400.24.141.1
kselftests-kmp-64kb - update to 5.14.21-150400.24.141.1
kernel-64kb-devel-debuginfo - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-debug-livepatch-devel - update to 5.14.21-150400.24.141.1
kernel-obs-build - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-kvmsmall-devel - update to 5.14.21-150400.24.141.1
kernel-kvmsmall-livepatch-devel - update to 5.14.21-150400.24.141.1
kernel-kvmsmall-debugsource - update to 5.14.21-150400.24.141.1
kernel-kvmsmall-debuginfo - update to 5.14.21-150400.24.141.1
kernel-kvmsmall-devel-debuginfo - update to 5.14.21-150400.24.141.1
kernel-debug-debugsource - update to 5.14.21-150400.24.141.1
kernel-debug-debuginfo - update to 5.14.21-150400.24.141.1
kernel-debug-devel - update to 5.14.21-150400.24.141.1
kernel-default-devel-debuginfo - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-debug-devel-debuginfo - update to 5.14.21-150400.24.141.1
kernel-debug - update to 5.14.21-150400.24.141.1
kernel-source - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-macros - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-source-vanilla - update to 5.14.21-150400.24.141.1
kernel-devel - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-docs-html - update to 5.14.21-150400.24.141.1
kernel-docs - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-obs-build-debugsource - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-default-optional - update to 5.14.21-150400.24.141.1
kernel-default-debugsource - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
cluster-md-kmp-default-debuginfo - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
ocfs2-kmp-default - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-default-livepatch - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-default-livepatch-devel - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-default-extra - update to 5.14.21-150400.24.141.1
kernel-obs-qa - update to 5.14.21-150400.24.141.1
dlm-kmp-default - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
dlm-kmp-default-debuginfo - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
reiserfs-kmp-default - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-default-debuginfo - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
ocfs2-kmp-default-debuginfo - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
gfs2-kmp-default-debuginfo - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kernel-syms - addressed in versions 5.14.21-150400.24.141.1, 5.14.21-150500.55.88.1
kselftests-kmp-default - update to 5.14.21-150400.24.141.1
kernel-default-base - addressed in versions 5.14.21-150400.24.141.1.150400.24.68.2, 5.14.21-150500.55.88.1.150500.6.39.4
kernel-default-base-rebuild - update to 5.14.21-150400.24.141.1.150400.24.68.2
reiserfs-kmp-rt-debuginfo - update to 5.14.21-150500.13.76.1
kernel-rt-livepatch - 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-extra-debuginfo - update to 5.14.21-150500.13.76.1
kernel-rt-devel - update to 5.14.21-150500.13.76.1
kernel-rt_debug-vdso-debuginfo - update to 5.14.21-150500.13.76.1
kernel-rt-devel-debuginfo - update to 5.14.21-150500.13.76.1
gfs2-kmp-rt - update to 5.14.21-150500.13.76.1
kernel-devel-rt - update to 5.14.21-150500.13.76.1
kernel-rt_debug - update to 5.14.21-150500.13.76.1
reiserfs-kmp-rt - update to 5.14.21-150500.13.76.1
kselftests-kmp-rt - update to 5.14.21-150500.13.76.1
kernel-rt_debug-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-livepatch-devel - update to 5.14.21-150500.13.76.1
kernel-rt-extra - update to 5.14.21-150500.13.76.1
kernel-rt-optional-debuginfo - update to 5.14.21-150500.13.76.1
kselftests-kmp-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

• https://git.kernel.org/stable/c/c5078548c29c735f71b05053659c0cb294e738ad
• https://git.kernel.org/stable/c/ef4d3ea40565a781c25847e9cb96c1bd9f462bc6
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.12
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1

• Information disclosure in Linux kernel afs
• 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