CVE-2022-0171
MEDIUM
5.5
CVSS Score
Published: August 26, 2022 at 12:00 AM UTC
Updated: October 14, 2026 at 01:17 PM UTC
4 products affected across 3 vendorsLinux KernelDebian LinuxEnterprise Linux
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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.3%
Description
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).
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Debian Linux· Debiandrupal
95%Affected range stops below 5.18, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (6)
Issue TrackingPatchThird Party Advisory
Source: [email protected]
https://bugzilla.redhat.com/show_bug.cgi?id=2038940Mailing ListPatchVendor Advisory
Source: [email protected]
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=683412ccf61294d727ead4a73d97397396e69a6bMailing ListThird Party Advisory
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2022/11/msg00001.htmlVendor AdvisoryThird Party Advisory
Source: [email protected]
https://www.debian.org/security/2022/dsa-5257Source: 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
https://cert-portal.siemens.com/productcert/html/ssa-794697.htmlCVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-459CWE-212
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