A flaw was found in the Linux kernel’s KVM when attempting to set a SynIC IRQ. This issue makes it possible for a misbehaving VMM to write to SYNIC/STIMER MSRs, causing a NULL pointer dereference. This flaw allows an unprivileged local attacker on the host to issue specific ioctl calls, causing a kernel oops condition that results in a denial of service.
CVSS Details
- CVSS 3.1 Base Score: 5.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade kernel-headersUpgrade kernel-livepatch-4.14.291-218.527Upgrade python-perf-debuginfoUpgrade bpftool-debuginfoUpgrade python-perfUpgrade kernelUpgrade kernel-livepatch-5.10.144-127.601Upgrade kernel-debuginfo-common-x86_64Upgrade kernel-livepatch-4.14.294-220.533Upgrade kernel-develUpgrade kernel-debuginfoUpgrade perf-debuginfoUpgrade kernel-tools-debuginfoUpgrade kernel-toolsUpgrade perfUpgrade kernel-debuginfo-common-aarch64Upgrade kernel-tools-develUpgrade bpftool | Sep 30, 2022 | Aug 31, 2022 |
| Amazon_linux | — | Upgrade kernel | Oct 11, 2022 | Aug 15, 2022 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Aug 31, 2022 |
| Centos_linux | — | Upgrade kernelUpgrade kernel-rt | Feb 27, 2023 | Aug 31, 2022 |
| Debian | — | Upgrade linux | Jul 4, 2022 | Jul 4, 2022 |
| Huawei Euleros 2_0_sp10 | — | Upgrade kernelUpgrade kernel-abi-stablelistsUpgrade python3-perfUpgrade kernel-tools-libsUpgrade kernel-toolsUpgrade bpftool | Oct 11, 2022 | Aug 31, 2022 |
| Huawei Euleros 2_0_sp9 | — | Upgrade kernel-tools-libsUpgrade python3-perfUpgrade kernelUpgrade kernel-tools | Sep 14, 2022 | Aug 31, 2022 |
| Oracle_linux | — | Upgrade kernel-uek | Aug 16, 2022 | Mar 25, 2022 |
| Redhat_linux | — | No solution existsUpgrade kernelUpgrade kernel-rt | Feb 27, 2023 | Aug 31, 2022 |
| Suse | — | Upgrade kernel-64kbUpgrade kernel-obs-qaUpgrade reiserfs-kmp-azureUpgrade dtb-amlogicUpgrade cluster-md-kmp-preemptUpgrade dtb-zteUpgrade kernel-devel-rtUpgrade dtb-mediatekUpgrade kernel-kvmsmall-develUpgrade dlm-kmp-defaultUpgrade gfs2-kmp-64kbUpgrade kernel-default-optionalUpgrade cluster-md-kmp-defaultUpgrade kernel-64kb-develUpgrade dtb-alUpgrade kernel-zfcpdumpUpgrade kernel-debugUpgrade kernel-preempt-optionalUpgrade kernel-default-develUpgrade gfs2-kmp-rtUpgrade dlm-kmp-azureUpgrade dtb-apmUpgrade ocfs2-kmp-rtUpgrade kselftests-kmp-defaultUpgrade kernel-kvmsmallUpgrade kernel-macrosUpgrade ocfs2-kmp-preemptUpgrade kernel-default-extraUpgrade dtb-hisiliconUpgrade kernel-docsUpgrade dtb-xilinxUpgrade kernel-rt-develUpgrade kernel-debug-develUpgrade kernel-develUpgrade dtb-amdUpgrade kernel-devel-azureUpgrade dtb-armUpgrade reiserfs-kmp-defaultUpgrade kernel-debug-livepatch-develUpgrade cluster-md-kmp-azureUpgrade ocfs2-kmp-azureUpgrade dtb-amazonUpgrade kernel-syms-rtUpgrade cluster-md-kmp-rtUpgrade kernel-64kb-livepatch-develUpgrade kernel-sourceUpgrade kernel-azure-livepatch-develUpgrade dtb-renesasUpgrade kernel-symsUpgrade kernel-syms-azureUpgrade kernel-preempt-livepatch-develUpgrade kernel-vanillaUpgrade kernel-64kb-optionalUpgrade reiserfs-kmp-preemptUpgrade kernel-azureUpgrade dlm-kmp-preemptUpgrade reiserfs-kmp-64kbUpgrade kernel-preempt-develUpgrade kernel-preemptUpgrade dtb-appleUpgrade dtb-marvellUpgrade dlm-kmp-rtUpgrade kselftests-kmp-preemptUpgrade dtb-allwinnerUpgrade dtb-broadcomUpgrade dlm-kmp-64kbUpgrade kernel-debug-baseUpgrade kernel-source-vanillaUpgrade kernel-docs-htmlUpgrade kernel-azure-develUpgrade kernel-default-livepatchUpgrade kernel-defaultUpgrade dtb-exynosUpgrade ocfs2-kmp-64kbUpgrade cluster-md-kmp-64kbUpgrade kernel-azure-baseUpgrade kernel-kvmsmall-baseUpgrade dtb-sprdUpgrade kernel-source-rtUpgrade kselftests-kmp-azureUpgrade kernel-default-livepatch-develUpgrade kernel-rt_debugUpgrade kernel-rtUpgrade kernel-default-base-rebuildUpgrade gfs2-kmp-defaultUpgrade kernel-vanilla-livepatch-develUpgrade kernel-obs-buildUpgrade gfs2-kmp-preemptUpgrade kernel-source-azureUpgrade kernel-vanilla-develUpgrade kernel-azure-optionalUpgrade dtb-freescaleUpgrade kernel-kvmsmall-livepatch-develUpgrade kernel-azure-extraUpgrade kernel-zfcpdump-manUpgrade dtb-alteraUpgrade dtb-socionextUpgrade dtb-rockchipUpgrade kernel-default-manUpgrade kernel-vanilla-baseUpgrade kernel-64kb-extraUpgrade kernel-preempt-extraUpgrade gfs2-kmp-azureUpgrade dtb-nvidiaUpgrade kselftests-kmp-64kbUpgrade dtb-caviumUpgrade ocfs2-kmp-defaultUpgrade dtb-lgUpgrade kernel-rt_debug-develUpgrade kernel-default-baseUpgrade dtb-qcom | Nov 9, 2022 | Aug 31, 2022 |
| Ubuntu | — | Upgrade linux-image-4.15.0-1143-awsUpgrade linux-image-lowlatencyUpgrade linux-image-gkeopUpgrade linux-image-4.15.0-1129-kvmUpgrade linux-image-gcpUpgrade linux-image-generic-lpae-hwe-18.04Upgrade linux-image-gkeUpgrade linux-image-5.4.0-1087-oracleUpgrade linux-image-4.15.0-197-genericUpgrade linux-image-4.15.0-1121-raspi2Upgrade linux-image-4.15.0-1055-dell300xUpgrade linux-image-5.4.0-1089-awsUpgrade linux-image-snapdragon-hwe-18.04Upgrade linux-image-oracle-lts-18.04Upgrade linux-image-4.15.0-197-lowlatencyUpgrade linux-image-genericUpgrade linux-image-gcp-lts-18.04Upgrade linux-image-raspi2Upgrade linux-image-oem-osp1Upgrade linux-image-gkeop-5.4Upgrade linux-image-lowlatency-hwe-18.04Upgrade linux-image-azure-lts-18.04Upgrade linux-image-virtualUpgrade linux-image-dell300xUpgrade linux-image-generic-hwe-18.04Upgrade linux-image-gcp-lts-20.04Upgrade linux-image-generic-lpaeUpgrade linux-image-oracleUpgrade linux-image-snapdragonUpgrade linux-image-5.4.0-1095-azureUpgrade linux-image-gke-5.4Upgrade linux-image-aws-lts-18.04Upgrade linux-image-lowlatency-hwe-16.04Upgrade linux-image-5.4.0-132-genericUpgrade linux-image-generic-hwe-16.04Upgrade linux-image-4.15.0-1138-gcpUpgrade linux-image-ibm-lts-20.04Upgrade linux-image-ibmUpgrade linux-image-5.4.0-1057-gkeopUpgrade linux-image-azureUpgrade linux-image-5.4.0-1095-azure-fdeUpgrade linux-image-oracle-lts-20.04Upgrade linux-image-4.15.0-1157-azureUpgrade linux-image-azure-fdeUpgrade linux-image-4.15.0-1139-snapdragonUpgrade linux-image-raspi-hwe-18.04Upgrade linux-image-5.4.0-1093-gcpUpgrade linux-image-5.4.0-1079-kvmUpgrade linux-image-5.4.0-1037-ibmUpgrade linux-image-kvmUpgrade linux-image-virtual-hwe-16.04Upgrade linux-image-4.15.0-197-generic-lpaeUpgrade linux-image-azure-lts-20.04Upgrade linux-image-bluefieldUpgrade linux-image-aws-hweUpgrade linux-image-oemUpgrade linux-image-awsUpgrade linux-image-5.4.0-132-generic-lpaeUpgrade linux-image-5.4.0-132-lowlatencyUpgrade linux-image-4.15.0-1108-oracleUpgrade linux-image-5.4.0-1074-raspiUpgrade linux-image-5.4.0-1087-gkeUpgrade linux-image-raspiUpgrade linux-image-4.15.0-1143-aws-hweUpgrade linux-image-5.4.0-1050-bluefieldUpgrade linux-image-aws-lts-20.04Upgrade linux-image-virtual-hwe-18.04 | Nov 17, 2022 | Aug 15, 2022 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Aug 31, 2022 |
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