CVE-2022-0171
First published: Mon Jan 10 2022(Updated: )
A flaw was found in the Linux kernel. The existing KVM SEV API has a vulnerability that allows a non-root (host) user-level application to crash the host kernel by creating a confidential guest VM instance in AMD CPU that supports Secure Encrypted Virtualization (SEV).
Credit: secalert@redhat.com secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | <5.18 | |
| Linux Linux kernel | =5.18 | |
| Linux Linux kernel | =5.18-rc1 | |
| Linux Linux kernel | =5.18-rc2 | |
| Linux Linux kernel | =5.18-rc3 | |
| Redhat Enterprise Linux | =8.0 | |
| Redhat Enterprise Linux | =9.0 | |
| Debian Debian Linux | =10.0 | |
| Debian Debian Linux | =11.0 | |
| redhat/kernel | <5.18 | 5.18 |
| ubuntu/linux | <5.15.0-57.63 | 5.15.0-57.63 |
| ubuntu/linux | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-aws | <5.15.0-1027.31 | 5.15.0-1027.31 |
| ubuntu/linux-aws | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-aws-5.0 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-aws-5.11 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-aws-5.13 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-aws-5.15 | <5.15.0-1027.31~20.04.1 | 5.15.0-1027.31~20.04.1 |
| ubuntu/linux-aws-5.15 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-aws-5.3 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-aws-5.4 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-aws-5.8 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-aws-6.5 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-aws-fips | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-aws-hwe | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-azure | <5.15.0-1030.37 | 5.15.0-1030.37 |
| ubuntu/linux-azure | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-azure-4.15 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-azure-5.11 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-azure-5.13 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-azure-5.15 | <5.15.0-1030.37~20.04.1 | 5.15.0-1030.37~20.04.1 |
| ubuntu/linux-azure-5.15 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-azure-5.3 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-azure-5.4 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-azure-6.5 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-azure-edge | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-azure-fde | <5.15.0-1030.37.1 | 5.15.0-1030.37.1 |
| ubuntu/linux-azure-fde | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-azure-fde-5.15 | <5.15.0-1030.37~20.04.1.1 | 5.15.0-1030.37~20.04.1.1 |
| ubuntu/linux-azure-fde-5.15 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-azure-fips | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-bluefield | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-dell300x | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-fips | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-gcp | <5.15.0-1026.33 | 5.15.0-1026.33 |
| ubuntu/linux-gcp | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-gcp-4.15 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-gcp-5.11 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-gcp-5.13 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-gcp-5.15 | <5.15.0-1026.33~20.04.1 | 5.15.0-1026.33~20.04.1 |
| ubuntu/linux-gcp-5.15 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-gcp-5.3 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-gcp-5.8 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-gcp-6.5 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-gcp-fips | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-gke | <5.15.0-1024.29 | 5.15.0-1024.29 |
| ubuntu/linux-gke | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-gke-4.15 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-gke-5.0 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-gke-5.15 | <5.15.0-1027.32~20.04.1 | 5.15.0-1027.32~20.04.1 |
| ubuntu/linux-gke-5.15 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-gke-5.3 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-gke-5.4 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-gkeop | <5.15.0-1012.16 | 5.15.0-1012.16 |
| ubuntu/linux-gkeop | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-gkeop-5.15 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-gkeop-5.4 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-hwe | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-hwe-5.11 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-hwe-5.13 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-hwe-5.15 | <5.15.0-57.63~20.04.1 | 5.15.0-57.63~20.04.1 |
| ubuntu/linux-hwe-5.15 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-hwe-5.4 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-hwe-5.8 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-hwe-6.5 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-hwe-edge | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-ibm | <5.15.0-1022.25 | 5.15.0-1022.25 |
| ubuntu/linux-ibm | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-ibm-5.15 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-ibm-5.4 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-intel | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-intel-5.13 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-intel-iotg | <5.15.0-1023.28 | 5.15.0-1023.28 |
| ubuntu/linux-intel-iotg | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-intel-iotg-5.15 | <5.15.0-1023.28~20.04.1 | 5.15.0-1023.28~20.04.1 |
| ubuntu/linux-intel-iotg-5.15 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-iot | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-kvm | <5.15.0-1025.30 | 5.15.0-1025.30 |
| ubuntu/linux-kvm | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-laptop | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-lowlatency | <5.15.0-57.63 | 5.15.0-57.63 |
| ubuntu/linux-lowlatency | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-lowlatency-hwe-5.15 | <5.15.0-58.64~20.04.1 | 5.15.0-58.64~20.04.1 |
| ubuntu/linux-lowlatency-hwe-5.15 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-lowlatency-hwe-5.19 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-lowlatency-hwe-6.5 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-lts-xenial | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-nvidia | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-nvidia-6.5 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-nvidia-6.8 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-nvidia-lowlatency | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-oem | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-oem-5.10 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-oem-5.13 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-oem-5.17 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-oem-5.6 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-oem-6.0 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-oem-6.1 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-oem-6.5 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-oem-6.8 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-oem-osp1 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-oracle | <5.15.0-1026.32 | 5.15.0-1026.32 |
| ubuntu/linux-oracle | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-oracle-5.0 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-oracle-5.11 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-oracle-5.13 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-oracle-5.15 | <5.15.0-1027.33~20.04.1 | 5.15.0-1027.33~20.04.1 |
| ubuntu/linux-oracle-5.15 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-oracle-5.3 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-oracle-6.5 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-raspi | <5.15.0-1022.24 | 5.15.0-1022.24 |
| ubuntu/linux-raspi | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-raspi-5.4 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-raspi2 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-raspi2-5.3 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-riscv | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-riscv-5.11 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-riscv-5.15 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-riscv-5.8 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-riscv-6.5 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-snapdragon | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-starfive | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-starfive-6.5 | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| ubuntu/linux-xilinx-zynqmp | <5.18~<5.15.70 | 5.18~ 5.15.70 |
| debian/linux | 5.10.218-1 5.10.221-1 6.1.94-1 6.1.99-1 6.9.12-1 6.10.3-1 |
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Reference Links
- https://access.redhat.com/security/cve/CVE-2022-0171
- https://bugzilla.redhat.com/show_bug.cgi?id=2038940
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=683412ccf61294d727ead4a73d97397396e69a6b
- https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html
- https://www.debian.org/security/2022/dsa-5257
- https://launchpad.net/bugs/cve/CVE-2022-0171
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=bb4ce2c65881a2b9bdcd384f54a260a12a89dd91
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2084659
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2038940#c0
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/
- http://lkml.iu.edu/hypermail/linux/kernel/2010.1/05072.html
- https://security-tracker.debian.org/tracker/CVE-2022-0171
- https://ubuntu.com/security/notices/USN-5792-1
- https://ubuntu.com/security/notices/USN-5792-2
- https://ubuntu.com/security/notices/USN-5877-1
- https://www.cve.org/CVERecord?id=CVE-2022-0171
- https://nvd.nist.gov/vuln/detail/CVE-2022-0171
- https://git.kernel.org/linus/f980f9c31a923e9040dee0bc679a5f5b09e61f40
- https://git.kernel.org/linus/683412ccf61294d727ead4a73d97397396e69a6b
- https://ubuntu.com/security/CVE-2022-0171
- collector/nvd-api
- collector/nvd-index
- agent/type
- agent/weakness
- agent/first-publish-date
- agent/remedy
- collector/launchpad-cve
- source/Launchpad
- agent/author
- agent/severity
- agent/description
- collector/nvd-cve
- source/NVD
- agent/software-canonical-lookup
- collector/redhat-bugzilla
- source/Red Hat
- alias/CVE-2022-0171
- agent/references
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/event
- collector/usn-cve
- source/Ubuntu
- agent/softwarecombine
- agent/tags
- collector/security-tracker-debian
- source/Debian
- vendor/linux
- canonical/linux linux kernel
- version/linux linux kernel/5.18
- version/linux linux kernel/5.18-rc1
- version/linux linux kernel/5.18-rc2
- version/linux linux kernel/5.18-rc3
- vendor/redhat
- canonical/redhat enterprise linux
- version/redhat enterprise linux/8.0
- version/redhat enterprise linux/9.0
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/10.0
- version/debian debian linux/11.0
- package-manager/redhat
- package-manager/ubuntu
- package-manager/debian