GHSA-f8g7-wvf8-qh5r

GHSA-f8g7-wvf8-qh5r PUBLISHED CVSS 5.5 MEDIUM

Record from GitHub Advisory Database · Published May 13, 2022

The WRMSR processing functionality in the KVM subsystem in the Linux kernel through 3.17.2 does not properly handle the writing of a non-canonical address to a model-specific register, which allows guest OS users to cause a denial of service (host OS crash) by leveraging guest OS privileges, related to the wrmsr_interception function in arch/x86/kvm/svm.c and the handle_wrmsr function in arch/x86/kvm/vmx.c.

Risk scores

CVSS 3.1

5.5

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Timeline

May 13, 2022 CVE Published
Apr 9, 2026 Distribution Patch (6 in total, the first dated here)
Apr 29, 2026 Security Advisory

Query this with the API

The same record, from the CLI:

vulnetix vdb vuln GHSA-f8g7-wvf8-qh5r
vulnetix vdb fixes GHSA-f8g7-wvf8-qh5r

Or with curl, using the org id and key from your account page:

curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
  "https://api.vdb.vulnetix.com/v2/vuln/GHSA-f8g7-wvf8-qh5r/fixes/registry"

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References

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