Use-after-free in Linux kernel - CVE-2020-14351

Vulnerability identifier: #VU51544

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-2020-14351

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 perf subsystem. A local user with permission to monitor perf events cam corrupt memory and execute arbitrary code with elevated privileges.

Linux kernel
Amazon Linux AMI
Anolis OS
Red Hat Enterprise Linux for Real Time for NFV
Red Hat Enterprise Linux for Real Time
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for Scientific Computing
Red Hat Enterprise Linux for Power, big endian
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux Desktop
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux Server - TUS
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Enterprise Linux for Power, big endian - Extended Update Support
Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Enterprise Linux EUS Compute Node
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Virtualization Host - Extended Update Support 4.2 for RHEL
Red Hat CodeReady Linux Builder for ARM 64
Red Hat CodeReady Linux Builder for Power, little endian
Red Hat Enterprise Linux for ARM 64
Red Hat CodeReady Linux Builder for x86_64
Red Hat Enterprise Linux for x86_64
Ubuntu
openEuler
kernel (Red Hat package)
kernel-rt (Red Hat package)
Red Hat Enterprise Linux Server for x86_64 - Update Services for SAP Solutions
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
linux-image-powerpc64-emb-lts-xenial (Ubuntu package)
linux-image-generic-lpae-lts-xenial (Ubuntu package)
linux-image-generic-lts-xenial (Ubuntu package)
linux-image-lowlatency-lts-xenial (Ubuntu package)
linux-image-powerpc-e500mc-lts-xenial (Ubuntu package)
linux-image-powerpc-smp-lts-xenial (Ubuntu package)
linux-image-powerpc64-smp-lts-xenial (Ubuntu package)
linux-image-virtual-lts-xenial (Ubuntu package)
linux-image-generic (Ubuntu package)
linux-image-lowlatency (Ubuntu package)
linux-image-generic-lpae (Ubuntu package)
linux-image-powerpc-e500mc (Ubuntu package)
linux-image-powerpc-smp (Ubuntu package)
linux-image-powerpc64-emb (Ubuntu package)
linux-image-powerpc64-smp (Ubuntu package)
linux-image-virtual (Ubuntu package)
linux-image-4.4.0-197-generic-lpae (Ubuntu package)
linux-image-4.4.0-197-generic (Ubuntu package)
linux-image-4.4.0-197-lowlatency (Ubuntu package)
linux-image-4.4.0-197-powerpc-e500mc (Ubuntu package)
linux-image-4.4.0-197-powerpc-smp (Ubuntu package)
linux-image-4.4.0-197-powerpc64-smp (Ubuntu package)
linux-image-4.4.0-197-powerpc64-emb (Ubuntu package)
linux-image-aws (Ubuntu package)
linux-image-4.4.0-1082-aws (Ubuntu package)
linux-image-kvm (Ubuntu package)
linux-image-4.4.0-1084-kvm (Ubuntu package)
linux-image-4.4.0-1118-aws (Ubuntu package)
linux-image-raspi2 (Ubuntu package)
linux-image-4.4.0-1142-raspi2 (Ubuntu package)
linux-image-snapdragon (Ubuntu package)
linux-image-4.4.0-1146-snapdragon (Ubuntu package)
kernel
linux-image-generic-lpae-hwe-16.04 (Ubuntu package)
linux-image-generic-hwe-16.04 (Ubuntu package)
linux-image-lowlatency-hwe-16.04 (Ubuntu package)
linux-image-virtual-hwe-16.04 (Ubuntu package)
linux-image-oem (Ubuntu package)
linux-image-4.15.0-126-generic-lpae (Ubuntu package)
linux-image-4.15.0-126-generic (Ubuntu package)
linux-image-4.15.0-126-lowlatency (Ubuntu package)
linux-image-4.15.0-128-lowlatency (Ubuntu package)
linux-image-4.15.0-128-generic-lpae (Ubuntu package)
linux-image-4.15.0-128-generic (Ubuntu package)
linux-image-oracle (Ubuntu package)
linux-image-4.15.0-1059-oracle (Ubuntu package)
linux-image-oracle-lts-18.04 (Ubuntu package)
linux-image-4.15.0-1061-oracle (Ubuntu package)
linux-image-gke (Ubuntu package)
linux-image-gke-4.15 (Ubuntu package)
linux-image-4.15.0-1074-raspi2 (Ubuntu package)
linux-image-4.15.0-1074-gke (Ubuntu package)
linux-image-4.15.0-1076-gke (Ubuntu package)
linux-image-4.15.0-1079-kvm (Ubuntu package)
linux-image-4.15.0-1081-kvm (Ubuntu package)
linux-image-aws-hwe (Ubuntu package)
linux-image-gcp (Ubuntu package)
linux-image-aws-lts-18.04 (Ubuntu package)
linux-image-4.15.0-1088-aws (Ubuntu package)
linux-image-4.15.0-1088-gcp (Ubuntu package)
linux-image-gcp-lts-18.04 (Ubuntu package)
linux-image-4.15.0-1090-aws (Ubuntu package)
linux-image-4.15.0-1090-gcp (Ubuntu package)
linux-image-4.15.0-1091-snapdragon (Ubuntu package)
linux-image-4.15.0-1093-snapdragon (Ubuntu package)
linux-image-azure-lts-18.04 (Ubuntu package)
linux-image-azure (Ubuntu package)
linux-image-azure-edge (Ubuntu package)
linux-image-4.15.0-1100-azure (Ubuntu package)
linux-image-4.15.0-1102-azure (Ubuntu package)
linux-image-4.15.0-1103-oem (Ubuntu package)
perf
python3-perf
python3-perf-debuginfo
python2-perf-debuginfo
python2-perf
perf-debuginfo
bpftool
kernel-tools-devel
kernel-tools-debuginfo
kernel-tools
kernel-source
kernel-devel
kernel-debugsource
kernel-debuginfo
bpftool-debuginfo
kernel-tools-libs
kernel-tools-libs-devel
python-perf
kernel-headers
kernel-debug-devel
kernel-debug
linux-image-generic-lpae-hwe-20.04 (Ubuntu package)
linux-image-lowlatency-hwe-20.04 (Ubuntu package)
linux-image-oem-osp1 (Ubuntu package)
linux-image-virtual-hwe-20.04 (Ubuntu package)
linux-image-generic-hwe-20.04 (Ubuntu package)
linux-image-5.4.0-56-generic-lpae (Ubuntu package)
linux-image-5.4.0-56-generic (Ubuntu package)
linux-image-5.4.0-56-lowlatency (Ubuntu package)
linux-image-virtual-hwe-18.04 (Ubuntu package)
linux-image-snapdragon-hwe-18.04 (Ubuntu package)
linux-image-lowlatency-hwe-18.04 (Ubuntu package)
linux-image-generic-lpae-hwe-18.04 (Ubuntu package)
linux-image-generic-hwe-18.04 (Ubuntu package)
linux-image-5.4.0-58-lowlatency (Ubuntu package)
linux-image-5.4.0-58-generic-lpae (Ubuntu package)
linux-image-5.4.0-58-generic (Ubuntu package)
linux-image-5.4.0-1023-raspi (Ubuntu package)
linux-image-raspi-hwe-18.04 (Ubuntu package)
linux-image-raspi (Ubuntu package)
linux-image-5.4.0-1025-raspi (Ubuntu package)
linux-image-5.4.0-1028-kvm (Ubuntu package)
linux-image-5.4.0-1030-kvm (Ubuntu package)
linux-image-5.4.0-1030-aws (Ubuntu package)
linux-image-5.4.0-1030-oracle (Ubuntu package)
linux-image-5.4.0-1030-gcp (Ubuntu package)
linux-image-5.4.0-1032-azure (Ubuntu package)
linux-image-5.4.0-1032-aws (Ubuntu package)
linux-image-5.4.0-1032-oracle (Ubuntu package)
linux-image-5.4.0-1032-gcp (Ubuntu package)
linux-image-5.4.0-1033-oracle (Ubuntu package)
linux-image-5.4.0-1034-azure (Ubuntu package)
linux-image-oem-20.04 (Ubuntu package)
linux-image-5.6.0-1053-oem (Ubuntu package)
linux-image-5.8.0-31-generic (Ubuntu package)
linux-image-5.8.0-31-lowlatency (Ubuntu package)
linux-image-5.8.0-31-generic-lpae (Ubuntu package)
linux-image-5.8.0-31-generic-64k (Ubuntu package)
linux-image-generic-64k (Ubuntu package)
linux-image-5.8.0-33-generic-lpae (Ubuntu package)
linux-image-5.8.0-33-lowlatency (Ubuntu package)
linux-image-5.8.0-33-generic-64k (Ubuntu package)
linux-image-5.8.0-33-generic (Ubuntu package)
linux-image-5.8.0-1008-raspi-nolpae (Ubuntu package)
linux-image-raspi-nolpae (Ubuntu package)
linux-image-5.8.0-1008-raspi (Ubuntu package)
linux-image-5.8.0-1010-raspi (Ubuntu package)
linux-image-5.8.0-1010-raspi-nolpae (Ubuntu package)
linux-image-5.8.0-1011-oracle (Ubuntu package)
linux-image-5.8.0-1011-kvm (Ubuntu package)
linux-image-5.8.0-1012-gcp (Ubuntu package)
linux-image-5.8.0-1013-oracle (Ubuntu package)
linux-image-5.8.0-1013-kvm (Ubuntu package)
linux-image-5.8.0-1013-azure (Ubuntu package)
linux-image-5.8.0-1014-gcp (Ubuntu package)
linux-image-5.8.0-1014-aws (Ubuntu package)
linux-image-5.8.0-1015-azure (Ubuntu package)
linux-image-5.8.0-1016-aws (Ubuntu package)
Red Hat Advanced Cluster Management for Kubernetes
Session Smart Router
Data Computing Appliance (DCA)
Juniper Junos Space

Install updates from vendor's website.

Linux kernel - update to 5.8.17
kernel (Red Hat package) - addressed in versions 3.10.0-514.86.1.el7, 3.10.0-693.84.1.el7, 3.10.0-957.70.1.el7, 3.10.0-1062.46.1.el7, 3.10.0-1160.21.1.el7, 4.18.0-240.15.1.el8_3
kernel-rt (Red Hat package) - addressed in versions 3.10.0-1160.21.1.rt56.1158.el7, 4.18.0-240.15.1.rt7.69.el8_3
Red Hat Advanced Cluster Management for Kubernetes - update to 2.0.8
Data Computing Appliance (DCA) - update to 4.3.0.0
linux-image-powerpc64-emb-lts-xenial (Ubuntu package) - update to 4.4.0.197.172
linux-image-generic-lpae-lts-xenial (Ubuntu package) - update to 4.4.0.197.172
linux-image-generic-lts-xenial (Ubuntu package) - update to 4.4.0.197.172
linux-image-lowlatency-lts-xenial (Ubuntu package) - update to 4.4.0.197.172
linux-image-powerpc-e500mc-lts-xenial (Ubuntu package) - update to 4.4.0.197.172
linux-image-powerpc-smp-lts-xenial (Ubuntu package) - update to 4.4.0.197.172
linux-image-powerpc64-smp-lts-xenial (Ubuntu package) - update to 4.4.0.197.172
linux-image-virtual-lts-xenial (Ubuntu package) - update to 4.4.0.197.172
linux-image-generic (Ubuntu package) - addressed in versions 4.4.0.197.203, 4.15.0.126.113, 4.15.0.128.115, 5.4.0.56.59, 5.4.0.58.61, 5.8.0.31.36, 5.8.0.33.38
linux-image-lowlatency (Ubuntu package) - addressed in versions 4.4.0.197.203, 4.15.0.126.113, 4.15.0.128.115, 5.4.0.56.59, 5.4.0.58.61, 5.8.0.31.36, 5.8.0.33.38
linux-image-generic-lpae (Ubuntu package) - addressed in versions 4.4.0.197.203, 4.15.0.126.113, 4.15.0.128.115, 5.4.0.56.59, 5.4.0.58.61, 5.8.0.31.36, 5.8.0.33.38
linux-image-powerpc-e500mc (Ubuntu package) - update to 4.4.0.197.203
linux-image-powerpc-smp (Ubuntu package) - update to 4.4.0.197.203
linux-image-powerpc64-emb (Ubuntu package) - update to 4.4.0.197.203
linux-image-powerpc64-smp (Ubuntu package) - update to 4.4.0.197.203
linux-image-virtual (Ubuntu package) - addressed in versions 4.4.0.197.203, 4.15.0.126.113, 4.15.0.128.115, 5.4.0.56.59, 5.4.0.58.61, 5.8.0.31.36, 5.8.0.33.38
linux-image-4.4.0-197-generic-lpae (Ubuntu package) - addressed in versions 4.4.0-197.229, 4.4.0-197.229~14.04.1
linux-image-4.4.0-197-generic (Ubuntu package) - addressed in versions 4.4.0-197.229, 4.4.0-197.229~14.04.1
linux-image-4.4.0-197-lowlatency (Ubuntu package) - addressed in versions 4.4.0-197.229, 4.4.0-197.229~14.04.1
linux-image-4.4.0-197-powerpc-e500mc (Ubuntu package) - addressed in versions 4.4.0-197.229, 4.4.0-197.229~14.04.1
linux-image-4.4.0-197-powerpc-smp (Ubuntu package) - addressed in versions 4.4.0-197.229, 4.4.0-197.229~14.04.1
linux-image-4.4.0-197-powerpc64-smp (Ubuntu package) - addressed in versions 4.4.0-197.229, 4.4.0-197.229~14.04.1
linux-image-4.4.0-197-powerpc64-emb (Ubuntu package) - addressed in versions 4.4.0-197.229, 4.4.0-197.229~14.04.1
linux-image-aws (Ubuntu package) - addressed in versions 4.4.0.1082.79, 4.4.0.1118.123, 5.4.0.1030.15, 5.4.0.1030.31, 5.4.0.1032.17, 5.4.0.1032.33, 5.8.0.1014.16, 5.8.0.1016.18
linux-image-4.4.0-1082-aws (Ubuntu package) - update to 4.4.0-1082.86
linux-image-kvm (Ubuntu package) - addressed in versions 4.4.0.1084.82, 4.15.0.1079.75, 4.15.0.1081.77, 5.4.0.1028.26, 5.4.0.1030.28, 5.8.0.1011.12, 5.8.0.1013.15
linux-image-4.4.0-1084-kvm (Ubuntu package) - update to 4.4.0-1084.93
linux-image-4.4.0-1118-aws (Ubuntu package) - update to 4.4.0-1118.132
linux-image-raspi2 (Ubuntu package) - addressed in versions 4.4.0.1142.142, 4.15.0.1074.71, 5.4.0.1023.58, 5.4.0.1025.60
linux-image-4.4.0-1142-raspi2 (Ubuntu package) - update to 4.4.0-1142.152
linux-image-snapdragon (Ubuntu package) - addressed in versions 4.4.0.1146.138, 4.15.0.1091.94, 4.15.0.1093.96
linux-image-4.4.0-1146-snapdragon (Ubuntu package) - update to 4.4.0-1146.156
kernel - update to 4.14.209-117.337
linux-image-generic-lpae-hwe-16.04 (Ubuntu package) - addressed in versions 4.15.0.126.125, 4.15.0.128.127
linux-image-generic-hwe-16.04 (Ubuntu package) - addressed in versions 4.15.0.126.125, 4.15.0.128.127
linux-image-lowlatency-hwe-16.04 (Ubuntu package) - addressed in versions 4.15.0.126.125, 4.15.0.128.127
linux-image-virtual-hwe-16.04 (Ubuntu package) - addressed in versions 4.15.0.126.125, 4.15.0.128.127
linux-image-oem (Ubuntu package) - addressed in versions 4.15.0.126.125, 4.15.0.128.127, 4.15.0.1103.107, 5.4.0.56.59, 5.4.0.58.61, 5.4.0.58.64~18.04.53
linux-image-4.15.0-126-generic-lpae (Ubuntu package) - addressed in versions 4.15.0-126.129, 4.15.0-126.129~16.04.1
linux-image-4.15.0-126-generic (Ubuntu package) - addressed in versions 4.15.0-126.129, 4.15.0-126.129~16.04.1
linux-image-4.15.0-126-lowlatency (Ubuntu package) - addressed in versions 4.15.0-126.129, 4.15.0-126.129~16.04.1
linux-image-4.15.0-128-lowlatency (Ubuntu package) - addressed in versions 4.15.0-128.131, 4.15.0-128.131~16.04.1
linux-image-4.15.0-128-generic-lpae (Ubuntu package) - addressed in versions 4.15.0-128.131, 4.15.0-128.131~16.04.1
linux-image-4.15.0-128-generic (Ubuntu package) - addressed in versions 4.15.0-128.131, 4.15.0-128.131~16.04.1
linux-image-oracle (Ubuntu package) - addressed in versions 4.15.0.1059.48, 4.15.0.1061.50, 5.4.0.1030.14, 5.4.0.1030.27, 5.4.0.1032.29, 5.4.0.1033.16, 5.8.0.1011.11, 5.8.0.1013.13
linux-image-4.15.0-1059-oracle (Ubuntu package) - addressed in versions 4.15.0-1059.65, 4.15.0-1059.65~16.04.1
linux-image-oracle-lts-18.04 (Ubuntu package) - addressed in versions 4.15.0.1059.69, 4.15.0.1061.71
linux-image-4.15.0-1061-oracle (Ubuntu package) - addressed in versions 4.15.0-1061.67, 4.15.0-1061.67~16.04.1
linux-image-gke (Ubuntu package) - addressed in versions 4.15.0.1074.78, 4.15.0.1076.80, 4.15.0.1088.89, 4.15.0.1090.91, 5.4.0.1030.38, 5.4.0.1032.41, 5.8.0.1012.12, 5.8.0.1014.14
linux-image-gke-4.15 (Ubuntu package) - addressed in versions 4.15.0.1074.78, 4.15.0.1076.80
linux-image-4.15.0-1074-raspi2 (Ubuntu package) - update to 4.15.0-1074.79
linux-image-4.15.0-1074-gke (Ubuntu package) - update to 4.15.0-1074.79
linux-image-4.15.0-1076-gke (Ubuntu package) - update to 4.15.0-1076.81
linux-image-4.15.0-1079-kvm (Ubuntu package) - update to 4.15.0-1079.81
linux-image-4.15.0-1081-kvm (Ubuntu package) - update to 4.15.0-1081.83
linux-image-aws-hwe (Ubuntu package) - addressed in versions 4.15.0.1088.82, 4.15.0.1090.84
linux-image-gcp (Ubuntu package) - addressed in versions 4.15.0.1088.89, 4.15.0.1090.91, 5.4.0.1030.18, 5.4.0.1030.38, 5.4.0.1032.20, 5.4.0.1032.41, 5.8.0.1012.12, 5.8.0.1014.14
linux-image-aws-lts-18.04 (Ubuntu package) - addressed in versions 4.15.0.1088.90, 4.15.0.1090.92
linux-image-4.15.0-1088-aws (Ubuntu package) - addressed in versions 4.15.0-1088.93, 4.15.0-1088.93~16.04.1
linux-image-4.15.0-1088-gcp (Ubuntu package) - addressed in versions 4.15.0-1088.101, 4.15.0-1088.101~16.04.1
linux-image-gcp-lts-18.04 (Ubuntu package) - addressed in versions 4.15.0.1088.106, 4.15.0.1090.108
linux-image-4.15.0-1090-aws (Ubuntu package) - addressed in versions 4.15.0-1090.95, 4.15.0-1090.95~16.04.1
linux-image-4.15.0-1090-gcp (Ubuntu package) - addressed in versions 4.15.0-1090.103, 4.15.0-1090.103~16.04.1
linux-image-4.15.0-1091-snapdragon (Ubuntu package) - update to 4.15.0-1091.100
linux-image-4.15.0-1093-snapdragon (Ubuntu package) - update to 4.15.0-1093.102
linux-image-azure-lts-18.04 (Ubuntu package) - addressed in versions 4.15.0.1100.73, 4.15.0.1102.75
linux-image-azure (Ubuntu package) - addressed in versions 4.15.0.1100.75, 4.15.0.1100.93, 4.15.0.1102.95, 5.4.0.1032.14, 5.4.0.1032.30, 5.4.0.1034.16, 5.4.0.1034.32, 5.8.0.1013.13, 5.8.0.1015.15
linux-image-azure-edge (Ubuntu package) - update to 4.15.0.1100.93
linux-image-4.15.0-1100-azure (Ubuntu package) - addressed in versions 4.15.0-1100.111, 4.15.0-1100.111~14.04.1, 4.15.0-1100.111~16.04.1
linux-image-4.15.0-1102-azure (Ubuntu package) - addressed in versions 4.15.0-1102.113, 4.15.0-1102.113~16.04.1
linux-image-4.15.0-1103-oem (Ubuntu package) - update to 4.15.0-1103.114
perf - update to 4.19.90-2101.1.0.0055
python3-perf - update to 4.19.90-2101.1.0.0055
python3-perf-debuginfo - update to 4.19.90-2101.1.0.0055
python2-perf-debuginfo - update to 4.19.90-2101.1.0.0055
python2-perf - update to 4.19.90-2101.1.0.0055
kernel - update to 4.19.90-2101.1.0.0055
perf-debuginfo - update to 4.19.90-2101.1.0.0055
bpftool - update to 4.19.90-2101.1.0.0055
kernel-tools-devel - update to 4.19.90-2101.1.0.0055
kernel-tools-debuginfo - update to 4.19.90-2101.1.0.0055
kernel-tools - update to 4.19.90-2101.1.0.0055
kernel-source - update to 4.19.90-2101.1.0.0055
kernel-devel - update to 4.19.90-2101.1.0.0055
kernel-debugsource - update to 4.19.90-2101.1.0.0055
kernel-debuginfo - update to 4.19.90-2101.1.0.0055
bpftool-debuginfo - update to 4.19.90-2101.1.0.0055
kernel-tools - update to 4.19.91-26
kernel-tools-libs - update to 4.19.91-26
kernel-tools-libs-devel - update to 4.19.91-26
perf - update to 4.19.91-26
python-perf - update to 4.19.91-26
kernel-headers - update to 4.19.91-26
kernel-devel - update to 4.19.91-26
kernel-debug-devel - update to 4.19.91-26
kernel-debug - update to 4.19.91-26
kernel - update to 4.19.91-26
bpftool - update to 4.19.91-26
linux-image-generic-lpae-hwe-20.04 (Ubuntu package) - update to 5.4.0.56.59
linux-image-lowlatency-hwe-20.04 (Ubuntu package) - update to 5.4.0.56.59
linux-image-oem-osp1 (Ubuntu package) - addressed in versions 5.4.0.56.59, 5.4.0.56.62~18.04.50, 5.4.0.58.61, 5.4.0.58.64~18.04.53
linux-image-virtual-hwe-20.04 (Ubuntu package) - update to 5.4.0.56.59
linux-image-generic-hwe-20.04 (Ubuntu package) - update to 5.4.0.56.59
linux-image-5.4.0-56-generic-lpae (Ubuntu package) - update to 5.4.0-56.62~18.04.1
linux-image-5.4.0-56-generic (Ubuntu package) - update to 5.4.0-56.62~18.04.1
linux-image-5.4.0-56-lowlatency (Ubuntu package) - update to 5.4.0-56.62~18.04.1
linux-image-virtual-hwe-18.04 (Ubuntu package) - addressed in versions 5.4.0.56.62~18.04.50, 5.4.0.58.64~18.04.53
linux-image-snapdragon-hwe-18.04 (Ubuntu package) - addressed in versions 5.4.0.56.62~18.04.50, 5.4.0.58.64~18.04.53
linux-image-lowlatency-hwe-18.04 (Ubuntu package) - addressed in versions 5.4.0.56.62~18.04.50, 5.4.0.58.64~18.04.53
linux-image-generic-lpae-hwe-18.04 (Ubuntu package) - addressed in versions 5.4.0.56.62~18.04.50, 5.4.0.58.64~18.04.53
linux-image-generic-hwe-18.04 (Ubuntu package) - addressed in versions 5.4.0.56.62~18.04.50, 5.4.0.58.64~18.04.53
linux-image-5.4.0-58-lowlatency (Ubuntu package) - update to 5.4.0-58.64~18.04.1
linux-image-5.4.0-58-generic-lpae (Ubuntu package) - update to 5.4.0-58.64~18.04.1
linux-image-5.4.0-58-generic (Ubuntu package) - update to 5.4.0-58.64~18.04.1
linux-image-5.4.0-1023-raspi (Ubuntu package) - update to 5.4.0-1023.26~18.04.1
linux-image-raspi-hwe-18.04 (Ubuntu package) - addressed in versions 5.4.0.1023.27, 5.4.0.1025.29
linux-image-raspi (Ubuntu package) - addressed in versions 5.4.0.1023.58, 5.4.0.1025.60, 5.8.0.1008.11, 5.8.0.1010.13
linux-image-5.4.0-1025-raspi (Ubuntu package) - update to 5.4.0-1025.28~18.04.1
linux-image-5.4.0-1028-kvm (Ubuntu package) - update to 5.4.0-1028.29
linux-image-5.4.0-1030-kvm (Ubuntu package) - update to 5.4.0-1030.31
linux-image-5.4.0-1030-aws (Ubuntu package) - update to 5.4.0-1030.31~18.04.1
linux-image-5.4.0-1030-oracle (Ubuntu package) - update to 5.4.0-1030.32~18.04.1
linux-image-5.4.0-1030-gcp (Ubuntu package) - update to 5.4.0-1030.32~18.04.1
linux-image-5.4.0-1032-azure (Ubuntu package) - update to 5.4.0-1032.33~18.04.1
linux-image-5.4.0-1032-aws (Ubuntu package) - update to 5.4.0-1032.33~18.04.1
linux-image-5.4.0-1032-oracle (Ubuntu package) - update to 5.4.0-1032.34
linux-image-5.4.0-1032-gcp (Ubuntu package) - update to 5.4.0-1032.34~18.04.1
linux-image-5.4.0-1033-oracle (Ubuntu package) - update to 5.4.0-1033.35
linux-image-5.4.0-1034-azure (Ubuntu package) - update to 5.4.0-1034.35~18.04.1
Session Smart Router - addressed in versions 5.4.7, 5.5.3
linux-image-oem-20.04 (Ubuntu package) - addressed in versions 5.6.0.1053.49, 5.8.0.31.36, 5.8.0.33.38
linux-image-5.6.0-1053-oem (Ubuntu package) - update to 5.6.0-1053.57
linux-image-5.8.0-31-generic (Ubuntu package) - update to 5.8.0-31.33
linux-image-5.8.0-31-lowlatency (Ubuntu package) - update to 5.8.0-31.33
linux-image-5.8.0-31-generic-lpae (Ubuntu package) - update to 5.8.0-31.33
linux-image-5.8.0-31-generic-64k (Ubuntu package) - update to 5.8.0-31.33
linux-image-generic-64k (Ubuntu package) - addressed in versions 5.8.0.31.36, 5.8.0.33.38
linux-image-5.8.0-33-generic-lpae (Ubuntu package) - update to 5.8.0-33.36
linux-image-5.8.0-33-lowlatency (Ubuntu package) - update to 5.8.0-33.36
linux-image-5.8.0-33-generic-64k (Ubuntu package) - update to 5.8.0-33.36
linux-image-5.8.0-33-generic (Ubuntu package) - update to 5.8.0-33.36
linux-image-5.8.0-1008-raspi-nolpae (Ubuntu package) - update to 5.8.0-1008.11
linux-image-raspi-nolpae (Ubuntu package) - addressed in versions 5.8.0.1008.11, 5.8.0.1010.13
linux-image-5.8.0-1008-raspi (Ubuntu package) - update to 5.8.0-1008.11
linux-image-5.8.0-1010-raspi (Ubuntu package) - update to 5.8.0-1010.13
linux-image-5.8.0-1010-raspi-nolpae (Ubuntu package) - update to 5.8.0-1010.13
linux-image-5.8.0-1011-oracle (Ubuntu package) - update to 5.8.0-1011.11
linux-image-5.8.0-1011-kvm (Ubuntu package) - update to 5.8.0-1011.12
linux-image-5.8.0-1012-gcp (Ubuntu package) - update to 5.8.0-1012.12
linux-image-5.8.0-1013-oracle (Ubuntu package) - update to 5.8.0-1013.13
linux-image-5.8.0-1013-kvm (Ubuntu package) - update to 5.8.0-1013.14
linux-image-5.8.0-1013-azure (Ubuntu package) - update to 5.8.0-1013.14
linux-image-5.8.0-1014-gcp (Ubuntu package) - update to 5.8.0-1014.14
linux-image-5.8.0-1014-aws (Ubuntu package) - update to 5.8.0-1014.15
linux-image-5.8.0-1015-azure (Ubuntu package) - update to 5.8.0-1015.16
linux-image-5.8.0-1016-aws (Ubuntu package) - update to 5.8.0-1016.17
Juniper Junos Space - update to 21.2R1

• https://bugzilla.redhat.com/show_bug.cgi?id=1862849
• https://lists.debian.org/debian-lts-announce/2020/12/msg00015.html
• https://lists.debian.org/debian-lts-announce/2020/12/msg00027.html

• Privilege escalation in perf subsystem in Linux kernel
• Red Hat Enterprise Linux 7.6 update for kernel
• Red Hat Enterprise Linux 7.3 update for kernel
• Red Hat Enterprise Linux 7 update for kernel
• Red Hat Enterprise Linux 7 update for kernel-rt
• Red Hat Enterprise Linux 7.7 update for kernel
• Red Hat Enterprise Linux 7.4 update for kernel
• Multiple vulnerabilities in Junos Space
• Multiple vulnerabilities in Juniper Networks Session Smart Router
• Multiple vulnerabilities in Dell EMC Data Computing Appliance (DCA)
• Red Hat Enterprise Linux 8 update for kernel
• Red Hat Enterprise Linux 8 update for kernel-rt
• Multiple vulnerabilities in Red Hat Advanced Cluster Management for Kubernetes 2.0
• Ubuntu update for linux-oem-5.6
• Amazon Linux AMI update for kernel
• openEuler update for kernel
• Anolis OS update for kernel(ANCK)4.19
• Ubuntu update for linux
• Ubuntu update for linux
• Ubuntu update for linux
• Ubuntu update for linux
• Ubuntu update for linux
• Ubuntu update for linux
• Ubuntu update for linux