Use-after-free in Linux kernel - CVE-2021-47235

Vulnerability identifier: #VU90089

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-2021-47235

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 ec_bhf_remove() function in drivers/net/ethernet/ec_bhf.c. A local user can escalate privileges on the system.

Linux kernel
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise High Availability Extension 15
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise High Performance Computing LTSS 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Software Development Kit 12
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise High Availability Extension 12
SUSE Linux Enterprise Real Time 12
SUSE Manager Retail Branch Server
SUSE Manager Proxy
SUSE Manager Server
SUSE Linux Enterprise Micro
SUSE Linux Enterprise Micro for Rancher
SUSE Enterprise Storage
SUSE Linux Enterprise Workstation Extension 12
SUSE Linux Enterprise Live Patching
Ubuntu
SUSE Linux Enterprise Server 15 SP3 Business Critical Linux
SUSE Linux Enterprise Server 15 SP3 LTSS
openSUSE Leap
openEuler
linux-image-4.4.0-1142-aws (Ubuntu package)
linux-image-4.4.0-1112-fips (Ubuntu package)
linux-image-4.4.0-1143-kvm (Ubuntu package)
linux-image-4.4.0-1180-aws (Ubuntu package)
linux-image-4.4.0-267-generic (Ubuntu package)
linux-image-4.4.0-267-lowlatency (Ubuntu package)
linux-image-aws (Ubuntu package)
linux-image-generic (Ubuntu package)
linux-image-generic-lts-xenial (Ubuntu package)
linux-image-kvm (Ubuntu package)
linux-image-lowlatency (Ubuntu package)
linux-image-lowlatency-lts-xenial (Ubuntu package)
linux-image-virtual (Ubuntu package)
linux-image-virtual-lts-xenial (Ubuntu package)
kgraft-patch-4_12_14-122_219-default
kernel-livepatch-SLE15-SP3_Update_45-debugsource
kernel-livepatch-5_3_18-150300_59_164-default
kernel-livepatch-5_3_18-150300_59_164-default-debuginfo
kernel-livepatch-5_3_18-150300_59_164-preempt-debuginfo
kernel-livepatch-5_3_18-150300_59_164-preempt
kernel-syms-rt
kernel-rt_debug
kernel-rt
kernel-source-rt
kernel-devel-rt
kernel-rt_debug-devel
kernel-rt_debug-debuginfo
dlm-kmp-rt
ocfs2-kmp-rt
kernel-rt-base-debuginfo
kernel-rt-base
kernel-rt-devel-debuginfo
kernel-rt-debuginfo
gfs2-kmp-rt
ocfs2-kmp-rt-debuginfo
kernel-rt_debug-devel-debuginfo
cluster-md-kmp-rt
dlm-kmp-rt-debuginfo
cluster-md-kmp-rt-debuginfo
kernel-rt_debug-debugsource
kernel-rt-debugsource
kernel-rt-devel
gfs2-kmp-rt-debuginfo
kernel-azure-devel
kernel-azure-debuginfo
kernel-azure
kernel-azure-base
kernel-syms-azure
kernel-source-azure
kernel-devel-azure
kernel-azure-debugsource
kernel-azure-base-debuginfo
kernel-default-extra
kernel-default-extra-debuginfo
kernel-default-man
kernel-obs-build-debugsource
kernel-obs-build
kernel-docs
kernel-default-base
kernel-default-kgraft-devel
kernel-default-kgraft
kernel-default-devel-debuginfo
kernel-devel
kernel-source
kernel-macros
kernel-default
gfs2-kmp-default
kernel-default-debuginfo
ocfs2-kmp-default-debuginfo
cluster-md-kmp-default-debuginfo
kernel-default-devel
dlm-kmp-default
kernel-default-debugsource
cluster-md-kmp-default
kernel-syms
dlm-kmp-default-debuginfo
gfs2-kmp-default-debuginfo
ocfs2-kmp-default
kernel-default-base-debuginfo
bpftool
kernel
python3-perf-debuginfo
python3-perf
python2-perf-debuginfo
python2-perf
perf-debuginfo
perf
kernel-tools-devel
kernel-tools
kernel-debugsource
kernel-debuginfo
bpftool-debuginfo
kernel-tools-debuginfo
reiserfs-kmp-64kb
dtb-freescale
kernel-64kb-optional
dtb-qcom
ocfs2-kmp-64kb-debuginfo
dtb-apm
dtb-exynos
dtb-socionext
kernel-64kb-optional-debuginfo
kernel-64kb-devel-debuginfo
dtb-amd
dlm-kmp-64kb-debuginfo
ocfs2-kmp-preempt-debuginfo
kernel-64kb-livepatch-devel
kernel-64kb-debugsource
dtb-arm
dtb-hisilicon
dtb-sprd
dtb-rockchip
dtb-aarch64
kernel-zfcpdump-debuginfo
kernel-zfcpdump-debugsource
kernel-zfcpdump
kernel-preempt
kernel-preempt-extra-debuginfo
dlm-kmp-preempt-debuginfo
reiserfs-kmp-preempt
dtb-renesas
kernel-64kb
dtb-allwinner
dtb-lg
dtb-al
kernel-64kb-extra-debuginfo
dtb-amlogic
dtb-nvidia
cluster-md-kmp-64kb-debuginfo
gfs2-kmp-64kb-debuginfo
kernel-64kb-extra
cluster-md-kmp-64kb
reiserfs-kmp-64kb-debuginfo
dtb-xilinx
dtb-marvell
kselftests-kmp-64kb-debuginfo
dtb-cavium
kernel-64kb-devel
gfs2-kmp-64kb
dlm-kmp-64kb
kselftests-kmp-64kb
ocfs2-kmp-64kb
kernel-64kb-debuginfo
dtb-zte
dtb-broadcom
dtb-altera
dtb-mediatek
kernel-kvmsmall-debuginfo
kernel-default-livepatch-devel
kernel-default-livepatch
kernel-debug-devel
kernel-source-vanilla
kernel-docs-html
kernel-kvmsmall
kernel-debug
kernel-kvmsmall-devel
kernel-default-optional
kernel-debug-livepatch-devel
kernel-kvmsmall-debugsource
kernel-debug-debugsource
kernel-debug-debuginfo
kernel-debug-devel-debuginfo
kernel-kvmsmall-devel-debuginfo
kernel-kvmsmall-livepatch-devel
reiserfs-kmp-preempt-debuginfo
gfs2-kmp-preempt-debuginfo
ocfs2-kmp-preempt
kselftests-kmp-preempt-debuginfo
kernel-preempt-debugsource
gfs2-kmp-preempt
kselftests-kmp-preempt
cluster-md-kmp-preempt-debuginfo
kernel-preempt-debuginfo
cluster-md-kmp-preempt
kernel-preempt-optional
kernel-preempt-extra
dlm-kmp-preempt
kernel-preempt-devel-debuginfo
kernel-preempt-optional-debuginfo
kernel-preempt-devel
kernel-preempt-livepatch-devel
reiserfs-kmp-default-debuginfo
kselftests-kmp-default
kernel-default-optional-debuginfo
kselftests-kmp-default-debuginfo
reiserfs-kmp-default
kernel-obs-qa
kernel-default-base-rebuild
Dell Secure Connect Gateway

Install update from vendor's website.

Linux kernel - addressed in versions 4.4.274, 4.9.274, 4.14.238, 4.19.196, 5.4.128, 5.10.46, 5.12.13, 5.13
linux-image-4.4.0-1142-aws (Ubuntu package) - update to Ubuntu Pro
linux-image-4.4.0-1112-fips (Ubuntu package) - update to linux-image-fips
linux-image-4.4.0-1143-kvm (Ubuntu package) - update to Ubuntu Pro
linux-image-4.4.0-1180-aws (Ubuntu package) - update to Ubuntu Pro
linux-image-4.4.0-267-generic (Ubuntu package) - update to Ubuntu Pro
linux-image-4.4.0-267-lowlatency (Ubuntu package) - update to Ubuntu Pro
linux-image-aws (Ubuntu package) - update to Ubuntu Pro (Infra-only)
linux-image-generic (Ubuntu package) - update to Ubuntu Pro (Infra-only)
linux-image-generic-lts-xenial (Ubuntu package) - update to Ubuntu Pro (Infra-only)
linux-image-kvm (Ubuntu package) - update to Ubuntu Pro (Infra-only)
linux-image-lowlatency (Ubuntu package) - update to Ubuntu Pro (Infra-only)
linux-image-lowlatency-lts-xenial (Ubuntu package) - update to Ubuntu Pro (Infra-only)
linux-image-virtual (Ubuntu package) - update to Ubuntu Pro (Infra-only)
linux-image-virtual-lts-xenial (Ubuntu package) - update to Ubuntu Pro (Infra-only)
kgraft-patch-4_12_14-122_219-default - update to 1-8.3.1
kernel-livepatch-SLE15-SP3_Update_45-debugsource - update to 1-150300.7.3.1
kernel-livepatch-5_3_18-150300_59_164-default - update to 1-150300.7.3.1
kernel-livepatch-5_3_18-150300_59_164-default-debuginfo - update to 1-150300.7.3.1
kernel-livepatch-5_3_18-150300_59_164-preempt-debuginfo - update to 1-150300.7.3.1
kernel-livepatch-5_3_18-150300_59_164-preempt - update to 1-150300.7.3.1
kernel-syms-rt - update to 4.12.14-10.188.1
kernel-rt_debug - update to 4.12.14-10.188.1
kernel-rt - addressed in versions 4.12.14-10.188.1, 5.3.18-150300.172.1
kernel-source-rt - addressed in versions 4.12.14-10.188.1, 5.3.18-150300.172.1
kernel-devel-rt - update to 4.12.14-10.188.1
kernel-rt_debug-devel - update to 4.12.14-10.188.1
kernel-rt_debug-debuginfo - update to 4.12.14-10.188.1
dlm-kmp-rt - update to 4.12.14-10.188.1
ocfs2-kmp-rt - update to 4.12.14-10.188.1
kernel-rt-base-debuginfo - update to 4.12.14-10.188.1
kernel-rt-base - update to 4.12.14-10.188.1
kernel-rt-devel-debuginfo - update to 4.12.14-10.188.1
kernel-rt-debuginfo - addressed in versions 4.12.14-10.188.1, 5.3.18-150300.172.1
gfs2-kmp-rt - update to 4.12.14-10.188.1
ocfs2-kmp-rt-debuginfo - update to 4.12.14-10.188.1
kernel-rt_debug-devel-debuginfo - update to 4.12.14-10.188.1
cluster-md-kmp-rt - update to 4.12.14-10.188.1
dlm-kmp-rt-debuginfo - update to 4.12.14-10.188.1
cluster-md-kmp-rt-debuginfo - update to 4.12.14-10.188.1
kernel-rt_debug-debugsource - update to 4.12.14-10.188.1
kernel-rt-debugsource - addressed in versions 4.12.14-10.188.1, 5.3.18-150300.172.1
kernel-rt-devel - update to 4.12.14-10.188.1
gfs2-kmp-rt-debuginfo - update to 4.12.14-10.188.1
kernel-azure-devel - update to 4.12.14-16.188.1
kernel-azure-debuginfo - update to 4.12.14-16.188.1
kernel-azure - update to 4.12.14-16.188.1
kernel-azure-base - update to 4.12.14-16.188.1
kernel-syms-azure - update to 4.12.14-16.188.1
kernel-source-azure - update to 4.12.14-16.188.1
kernel-devel-azure - update to 4.12.14-16.188.1
kernel-azure-debugsource - update to 4.12.14-16.188.1
kernel-azure-base-debuginfo - update to 4.12.14-16.188.1
kernel-default-extra - addressed in versions 4.12.14-122.219.1, 5.3.18-150300.59.164.1
kernel-default-extra-debuginfo - addressed in versions 4.12.14-122.219.1, 5.3.18-150300.59.164.1
kernel-default-man - update to 4.12.14-122.219.1
kernel-obs-build-debugsource - addressed in versions 4.12.14-122.219.1, 5.3.18-150300.59.164.1
kernel-obs-build - addressed in versions 4.12.14-122.219.1, 5.3.18-150300.59.164.1
kernel-docs - addressed in versions 4.12.14-122.219.1, 5.3.18-150300.59.164.1
kernel-default-base - addressed in versions 4.12.14-122.219.1, 5.3.18-150300.59.164.1.150300.18.96.1
kernel-default-kgraft-devel - update to 4.12.14-122.219.1
kernel-default-kgraft - update to 4.12.14-122.219.1
kernel-default-devel-debuginfo - addressed in versions 4.12.14-122.219.1, 5.3.18-150300.59.164.1
kernel-devel - addressed in versions 4.12.14-122.219.1, 5.3.18-150300.59.164.1
kernel-source - addressed in versions 4.12.14-122.219.1, 5.3.18-150300.59.164.1
kernel-macros - addressed in versions 4.12.14-122.219.1, 5.3.18-150300.59.164.1
kernel-default - addressed in versions 4.12.14-122.219.1, 5.3.18-150300.59.164.1
gfs2-kmp-default - addressed in versions 4.12.14-122.219.1, 5.3.18-150300.59.164.1
kernel-default-debuginfo - addressed in versions 4.12.14-122.219.1, 5.3.18-150300.59.164.1
ocfs2-kmp-default-debuginfo - addressed in versions 4.12.14-122.219.1, 5.3.18-150300.59.164.1
cluster-md-kmp-default-debuginfo - addressed in versions 4.12.14-122.219.1, 5.3.18-150300.59.164.1
kernel-default-devel - addressed in versions 4.12.14-122.219.1, 5.3.18-150300.59.164.1
dlm-kmp-default - addressed in versions 4.12.14-122.219.1, 5.3.18-150300.59.164.1
kernel-default-debugsource - addressed in versions 4.12.14-122.219.1, 5.3.18-150300.59.164.1
cluster-md-kmp-default - addressed in versions 4.12.14-122.219.1, 5.3.18-150300.59.164.1
kernel-syms - addressed in versions 4.12.14-122.219.1, 5.3.18-150300.59.164.1
dlm-kmp-default-debuginfo - addressed in versions 4.12.14-122.219.1, 5.3.18-150300.59.164.1
gfs2-kmp-default-debuginfo - addressed in versions 4.12.14-122.219.1, 5.3.18-150300.59.164.1
ocfs2-kmp-default - addressed in versions 4.12.14-122.219.1, 5.3.18-150300.59.164.1
kernel-default-base-debuginfo - update to 4.12.14-122.219.1
bpftool - update to 4.19.90-2407.1.0.0284
kernel - update to 4.19.90-2407.1.0.0284
python3-perf-debuginfo - update to 4.19.90-2407.1.0.0284
python3-perf - update to 4.19.90-2407.1.0.0284
python2-perf-debuginfo - update to 4.19.90-2407.1.0.0284
python2-perf - update to 4.19.90-2407.1.0.0284
perf-debuginfo - update to 4.19.90-2407.1.0.0284
perf - update to 4.19.90-2407.1.0.0284
kernel-tools-devel - update to 4.19.90-2407.1.0.0284
kernel-tools - update to 4.19.90-2407.1.0.0284
kernel-source - update to 4.19.90-2407.1.0.0284
kernel-devel - update to 4.19.90-2407.1.0.0284
kernel-debugsource - update to 4.19.90-2407.1.0.0284
kernel-debuginfo - update to 4.19.90-2407.1.0.0284
bpftool-debuginfo - update to 4.19.90-2407.1.0.0284
kernel-tools-debuginfo - update to 4.19.90-2407.1.0.0284
reiserfs-kmp-64kb - update to 5.3.18-150300.59.164.1
dtb-freescale - update to 5.3.18-150300.59.164.1
kernel-64kb-optional - update to 5.3.18-150300.59.164.1
dtb-qcom - update to 5.3.18-150300.59.164.1
ocfs2-kmp-64kb-debuginfo - update to 5.3.18-150300.59.164.1
dtb-apm - update to 5.3.18-150300.59.164.1
dtb-exynos - update to 5.3.18-150300.59.164.1
dtb-socionext - update to 5.3.18-150300.59.164.1
kernel-64kb-optional-debuginfo - update to 5.3.18-150300.59.164.1
kernel-64kb-devel-debuginfo - update to 5.3.18-150300.59.164.1
dtb-amd - update to 5.3.18-150300.59.164.1
dlm-kmp-64kb-debuginfo - update to 5.3.18-150300.59.164.1
ocfs2-kmp-preempt-debuginfo - update to 5.3.18-150300.59.164.1
kernel-64kb-livepatch-devel - update to 5.3.18-150300.59.164.1
kernel-64kb-debugsource - update to 5.3.18-150300.59.164.1
dtb-arm - update to 5.3.18-150300.59.164.1
dtb-hisilicon - update to 5.3.18-150300.59.164.1
dtb-sprd - update to 5.3.18-150300.59.164.1
dtb-rockchip - update to 5.3.18-150300.59.164.1
dtb-aarch64 - update to 5.3.18-150300.59.164.1
kernel-zfcpdump-debuginfo - update to 5.3.18-150300.59.164.1
kernel-zfcpdump-debugsource - update to 5.3.18-150300.59.164.1
kernel-zfcpdump - update to 5.3.18-150300.59.164.1
kernel-preempt - update to 5.3.18-150300.59.164.1
kernel-preempt-extra-debuginfo - update to 5.3.18-150300.59.164.1
dlm-kmp-preempt-debuginfo - update to 5.3.18-150300.59.164.1
reiserfs-kmp-preempt - update to 5.3.18-150300.59.164.1
dtb-renesas - update to 5.3.18-150300.59.164.1
kernel-64kb - update to 5.3.18-150300.59.164.1
dtb-allwinner - update to 5.3.18-150300.59.164.1
dtb-lg - update to 5.3.18-150300.59.164.1
dtb-al - update to 5.3.18-150300.59.164.1
kernel-64kb-extra-debuginfo - update to 5.3.18-150300.59.164.1
dtb-amlogic - update to 5.3.18-150300.59.164.1
dtb-nvidia - update to 5.3.18-150300.59.164.1
cluster-md-kmp-64kb-debuginfo - update to 5.3.18-150300.59.164.1
gfs2-kmp-64kb-debuginfo - update to 5.3.18-150300.59.164.1
kernel-64kb-extra - update to 5.3.18-150300.59.164.1
cluster-md-kmp-64kb - update to 5.3.18-150300.59.164.1
reiserfs-kmp-64kb-debuginfo - update to 5.3.18-150300.59.164.1
dtb-xilinx - update to 5.3.18-150300.59.164.1
dtb-marvell - update to 5.3.18-150300.59.164.1
kselftests-kmp-64kb-debuginfo - update to 5.3.18-150300.59.164.1
dtb-cavium - update to 5.3.18-150300.59.164.1
kernel-64kb-devel - update to 5.3.18-150300.59.164.1
gfs2-kmp-64kb - update to 5.3.18-150300.59.164.1
dlm-kmp-64kb - update to 5.3.18-150300.59.164.1
kselftests-kmp-64kb - update to 5.3.18-150300.59.164.1
ocfs2-kmp-64kb - update to 5.3.18-150300.59.164.1
kernel-64kb-debuginfo - update to 5.3.18-150300.59.164.1
dtb-zte - update to 5.3.18-150300.59.164.1
dtb-broadcom - update to 5.3.18-150300.59.164.1
dtb-altera - update to 5.3.18-150300.59.164.1
dtb-mediatek - update to 5.3.18-150300.59.164.1
kernel-kvmsmall-debuginfo - update to 5.3.18-150300.59.164.1
kernel-default-livepatch-devel - update to 5.3.18-150300.59.164.1
kernel-default-livepatch - update to 5.3.18-150300.59.164.1
kernel-debug-devel - update to 5.3.18-150300.59.164.1
kernel-source-vanilla - update to 5.3.18-150300.59.164.1
kernel-docs-html - update to 5.3.18-150300.59.164.1
kernel-kvmsmall - update to 5.3.18-150300.59.164.1
kernel-debug - update to 5.3.18-150300.59.164.1
kernel-kvmsmall-devel - update to 5.3.18-150300.59.164.1
kernel-default-optional - update to 5.3.18-150300.59.164.1
kernel-debug-livepatch-devel - update to 5.3.18-150300.59.164.1
kernel-kvmsmall-debugsource - update to 5.3.18-150300.59.164.1
kernel-debug-debugsource - update to 5.3.18-150300.59.164.1
kernel-debug-debuginfo - update to 5.3.18-150300.59.164.1
kernel-debug-devel-debuginfo - update to 5.3.18-150300.59.164.1
kernel-kvmsmall-devel-debuginfo - update to 5.3.18-150300.59.164.1
kernel-kvmsmall-livepatch-devel - update to 5.3.18-150300.59.164.1
reiserfs-kmp-preempt-debuginfo - update to 5.3.18-150300.59.164.1
gfs2-kmp-preempt-debuginfo - update to 5.3.18-150300.59.164.1
ocfs2-kmp-preempt - update to 5.3.18-150300.59.164.1
kselftests-kmp-preempt-debuginfo - update to 5.3.18-150300.59.164.1
kernel-preempt-debugsource - update to 5.3.18-150300.59.164.1
gfs2-kmp-preempt - update to 5.3.18-150300.59.164.1
kselftests-kmp-preempt - update to 5.3.18-150300.59.164.1
cluster-md-kmp-preempt-debuginfo - update to 5.3.18-150300.59.164.1
kernel-preempt-debuginfo - update to 5.3.18-150300.59.164.1
cluster-md-kmp-preempt - update to 5.3.18-150300.59.164.1
kernel-preempt-optional - update to 5.3.18-150300.59.164.1
kernel-preempt-extra - update to 5.3.18-150300.59.164.1
dlm-kmp-preempt - update to 5.3.18-150300.59.164.1
kernel-preempt-devel-debuginfo - update to 5.3.18-150300.59.164.1
kernel-preempt-optional-debuginfo - update to 5.3.18-150300.59.164.1
kernel-preempt-devel - update to 5.3.18-150300.59.164.1
kernel-preempt-livepatch-devel - update to 5.3.18-150300.59.164.1
reiserfs-kmp-default-debuginfo - update to 5.3.18-150300.59.164.1
kselftests-kmp-default - update to 5.3.18-150300.59.164.1
kernel-default-optional-debuginfo - update to 5.3.18-150300.59.164.1
kselftests-kmp-default-debuginfo - update to 5.3.18-150300.59.164.1
reiserfs-kmp-default - update to 5.3.18-150300.59.164.1
kernel-obs-qa - update to 5.3.18-150300.59.164.1
kernel-default-base-rebuild - update to 5.3.18-150300.59.164.1.150300.18.96.1
Dell Secure Connect Gateway - update to 5.26.00.18

• https://git.kernel.org/stable/c/db2bc3cfd2bc01621014d4f17cdfc74611f339c8
• https://git.kernel.org/stable/c/1cafc540b7bf1b6a5a77dc000205fe337ef6eba6
• https://git.kernel.org/stable/c/b1ad283755095a4b9d1431aeb357d7df1a33d3bb
• https://git.kernel.org/stable/c/0260916843cc74f3906acf8b6f256693e01530a2
• https://git.kernel.org/stable/c/19f88ca68ccf8771276a606765239b167654f84a
• https://git.kernel.org/stable/c/95deeb29d831e2fae608439e243e7a520611e7ea
• https://git.kernel.org/stable/c/d11d79e52ba080ee567cb7d7eb42a5ade60a8130
• https://git.kernel.org/stable/c/9cca0c2d70149160407bda9a9446ce0c29b6e6c6
• https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.238
• https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.196
• https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.274
• https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.274
• https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.46
• https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.13
• https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13
• https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.128

• Use-after-free in Linux kernel net ethernet 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
• Multiple vulnerabilities in Dell Secure Connect Gateway
• Ubuntu update for linux-fips
• Ubuntu update for linux