NULL pointer dereference in Linux kernel - CVE-2022-1789

Vulnerability identifier: #VU64261

CSH Severity: Low

CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

CVE-ID: CVE-2022-1789

CWE-ID: CWE-476

Exploitation vector: Local access

Exploit availability: No public exploit available

Affected software:
Linux kernel
Oracle Linux
Amazon Linux AMI
SUSE Manager Proxy
SUSE Manager Retail Branch Server
SUSE Manager Server
Anolis OS
Red Hat CodeReady Linux Builder for ARM 64
Red Hat CodeReady Linux Builder for x86_64
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for Real Time for NFV
Red Hat Enterprise Linux for Real Time
Red Hat CodeReady Linux Builder for Power, little endian
Red Hat Enterprise Linux Server - TUS
Red Hat Enterprise Linux Server - AUS
SUSE Linux Enterprise Server
SUSE Linux Enterprise Server for SAP Applications
Slackware Linux
SUSE Linux Enterprise High Performance Computing
SUSE Linux Enterprise Module for Public Cloud
SUSE Linux Enterprise Workstation Extension
SUSE Linux Enterprise Module for Development Tools
SUSE Linux Enterprise Module for Legacy Software
SUSE Linux Enterprise Module for Basesystem
SUSE Linux Enterprise High Availability
SUSE Linux Enterprise Desktop
SUSE Linux Enterprise Module for Live Patching
openSUSE Leap
Ubuntu
openEuler
Fedora
Red Hat Advanced Cluster Management for Kubernetes
OpenShift Logging
Session Smart Router
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
kernel-livepatch-5_14_21-150400_24_11-default
kernel-livepatch-5_14_21-150400_24_11-default-debuginfo
kernel-livepatch-SLE15-SP4_Update_1-debugsource
kernel (Red Hat package)
kernel-rt (Red Hat package)
kernel-debug-core
kernel-core
kernel-cross-headers
kernel-debug
kernel-headers
kernel-debug-devel
kernel-debug-modules
kernel-debug-modules-extra
kernel-devel
kernel-doc
kernel-abi-stablelists
python3-perf
perf
kernel-tools-libs
kernel-tools
kernel-modules-extra
kernel-modules
bpftool
kernel
bpftool-debuginfo
perf-debuginfo
python3-perf-debuginfo
kernel-source
kernel-tools-devel
kernel-debuginfo
python2-perf-debuginfo
python2-perf
kernel-tools-debuginfo
kernel-debugsource
linux-image-lowlatency (Ubuntu package)
linux-image-oem-osp1 (Ubuntu package)
linux-image-oem (Ubuntu package)
linux-image-generic (Ubuntu package)
linux-image-virtual (Ubuntu package)
linux-image-generic-lpae (Ubuntu package)
linux-image-5.4.0-122-generic-lpae (Ubuntu package)
linux-image-5.4.0-122-generic (Ubuntu package)
linux-image-5.4.0-122-lowlatency (Ubuntu package)
linux-image-lowlatency-hwe-18.04 (Ubuntu package)
linux-image-generic-hwe-18.04 (Ubuntu package)
linux-image-snapdragon-hwe-18.04 (Ubuntu package)
linux-image-virtual-hwe-18.04 (Ubuntu package)
linux-image-generic-lpae-hwe-18.04 (Ubuntu package)
linux-image-5.4.0-1029-ibm (Ubuntu package)
linux-image-ibm-lts-20.04 (Ubuntu package)
linux-image-ibm (Ubuntu package)
linux-image-bluefield (Ubuntu package)
linux-image-5.4.0-1042-bluefield (Ubuntu package)
linux-image-gkeop (Ubuntu package)
linux-image-gkeop-5.4 (Ubuntu package)
linux-image-5.4.0-1049-gkeop (Ubuntu package)
linux-image-kvm (Ubuntu package)
linux-image-5.4.0-1071-kvm (Ubuntu package)
linux-image-5.4.0-1078-gke (Ubuntu package)
linux-image-gke-5.4 (Ubuntu package)
linux-image-gke (Ubuntu package)
linux-image-aws-lts-20.04 (Ubuntu package)
linux-image-5.4.0-1081-aws (Ubuntu package)
linux-image-gcp (Ubuntu package)
linux-image-5.4.0-1084-gcp (Ubuntu package)
linux-image-azure (Ubuntu package)
linux-image-azure-lts-20.04 (Ubuntu package)
linux-image-5.4.0-1086-azure-fde (Ubuntu package)
linux-image-azure-fde (Ubuntu package)
linux-image-5.4.0-1086-azure (Ubuntu package)
linux (Debian package)
kernel-modules-internal
kernel-tools-libs-devel
ocfs2-kmp-azure
kernel-source-azure
kernel-devel-azure
reiserfs-kmp-azure-debuginfo
reiserfs-kmp-azure
cluster-md-kmp-azure
cluster-md-kmp-azure-debuginfo
dlm-kmp-azure
dlm-kmp-azure-debuginfo
gfs2-kmp-azure
gfs2-kmp-azure-debuginfo
kernel-azure
kernel-azure-debuginfo
kernel-azure-devel
kernel-azure-debugsource
ocfs2-kmp-azure-debuginfo
kselftests-kmp-azure-debuginfo
kselftests-kmp-azure
kernel-syms-azure
kernel-azure-optional-debuginfo
kernel-azure-optional
kernel-azure-livepatch-devel
kernel-azure-extra-debuginfo
kernel-azure-extra
kernel-azure-devel-debuginfo
kernel-64kb-extra-debuginfo
kernel-64kb-extra
kernel-64kb-devel-debuginfo
kernel-64kb-devel
kernel-64kb-debugsource
kernel-64kb-debuginfo
kernel-64kb
gfs2-kmp-64kb-debuginfo
gfs2-kmp-64kb
dtb-xilinx
dtb-sprd
dtb-marvell
dtb-socionext
dtb-rockchip
dtb-renesas
dtb-qcom
dtb-nvidia
dtb-mediatek
reiserfs-kmp-default
kernel-zfcpdump-debugsource
kernel-zfcpdump-debuginfo
kernel-zfcpdump
kernel-source-vanilla
kernel-macros
kernel-docs-html
kernel-docs
kernel-64kb-livepatch-devel
reiserfs-kmp-64kb-debuginfo
reiserfs-kmp-64kb
ocfs2-kmp-64kb-debuginfo
ocfs2-kmp-64kb
kselftests-kmp-64kb-debuginfo
kselftests-kmp-64kb
kernel-64kb-optional-debuginfo
kernel-64kb-optional
kernel-default-livepatch
kernel-kvmsmall
reiserfs-kmp-default-debuginfo
ocfs2-kmp-default-debuginfo
ocfs2-kmp-default
kselftests-kmp-default-debuginfo
kselftests-kmp-default
kernel-syms
kernel-obs-qa
kernel-obs-build-debugsource
kernel-obs-build
kernel-default-optional-debuginfo
kernel-default-optional
kernel-default-livepatch-devel
dtb-hisilicon
kernel-default-extra-debuginfo
kernel-default-extra
kernel-default-devel-debuginfo
kernel-default-devel
kernel-default-debugsource
kernel-default-debuginfo
kernel-default
gfs2-kmp-default-debuginfo
gfs2-kmp-default
dlm-kmp-default-debuginfo
dlm-kmp-default
cluster-md-kmp-default-debuginfo
cluster-md-kmp-default
dlm-kmp-64kb-debuginfo
dtb-freescale
dtb-exynos
dtb-cavium
dtb-broadcom
dtb-arm
dtb-apple
dtb-lg
kernel-kvmsmall-debuginfo
dtb-apm
dtb-amlogic
dtb-amd
dtb-amazon
dtb-altera
dtb-allwinner
dlm-kmp-64kb
cluster-md-kmp-64kb-debuginfo
cluster-md-kmp-64kb
kernel-debug-livepatch-devel
kernel-debug-devel-debuginfo
kernel-debug-debugsource
kernel-debug-debuginfo
kernel-kvmsmall-livepatch-devel
kernel-kvmsmall-devel-debuginfo
kernel-kvmsmall-devel
kernel-kvmsmall-debugsource
kernel-default-base-rebuild
kernel-default-base
linux-image-lowlatency-hwe-22.04 (Ubuntu package)
linux-image-lowlatency-64k (Ubuntu package)
linux-image-lowlatency-64k-hwe-22.04 (Ubuntu package)
linux-image-generic-hwe-22.04 (Ubuntu package)
linux-image-oem-20.04 (Ubuntu package)
linux-image-generic-64k (Ubuntu package)
linux-image-virtual-hwe-22.04 (Ubuntu package)
linux-image-generic-64k-hwe-22.04 (Ubuntu package)
linux-image-generic-lpae-hwe-22.04 (Ubuntu package)
linux-image-5.15.0-41-generic-64k (Ubuntu package)
linux-image-5.15.0-41-lowlatency-64k (Ubuntu package)
linux-image-5.15.0-41-lowlatency (Ubuntu package)
linux-image-5.15.0-41-generic (Ubuntu package)
linux-image-5.15.0-41-generic-lpae (Ubuntu package)
linux-image-5.15.0-1010-ibm (Ubuntu package)
linux-image-gke-5.15 (Ubuntu package)
linux-image-5.15.0-1011-gke (Ubuntu package)
linux-image-oracle (Ubuntu package)
linux-image-5.15.0-1013-kvm (Ubuntu package)
linux-image-5.15.0-1013-oracle (Ubuntu package)
linux-image-5.15.0-1013-intel-iotg (Ubuntu package)
linux-image-5.15.0-1013-gcp (Ubuntu package)
linux-image-5.15.0-1014-azure (Ubuntu package)
linux-image-aws (Ubuntu package)
linux-image-5.15.0-1015-aws (Ubuntu package)
linux-5.15.63/kernel-huge
linux-5.15.63/kernel-modules
linux-5.15.63/kernel-headers
linux-5.15.63/kernel-generic
linux-image-oem-22.04 (Ubuntu package)
linux-image-oem-22.04a (Ubuntu package)
linux-image-5.17.0-1013-oem (Ubuntu package)
IBM Cloud Pak for Watson AIOps
linux-image-intel-iotg (Ubuntu package)

The vulnerability allows a local attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to NULL pointer dereference in kvm_mmu_invpcid_gva. A local attacker can trigger vulnerability to perform a denial of service (DoS) attack.

Install update from vendor's website.

• https://francozappa.github.io/about-bias/
• https://kb.cert.org/vuls/id/647177/
• https://bugzilla.redhat.com/show_bug.cgi?id=2090723