GHSA-mcww-78xg-3cx3

GHSA-mcww-78xg-3cx3 PUBLISHED CVSS 8.699999809265137 HIGH

Record from GitHub Advisory Database · Published May 17, 2022

Xen 3.3.x through 4.5.x does not properly restrict access to PCI MSI mask bits, which allows local x86 HVM guest users to cause a denial of service (unexpected interrupt and host crash) via unspecified vectors.

Risk scores

CVSS 4.0

8.699999809265137

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Timeline

May 17, 2022 CVE Published
Apr 9, 2026 Distribution Patch (3 in total, the first dated here)
Apr 30, 2026 Security Advisory

Query this with the API

The same record, from the CLI:

vulnetix vdb vuln GHSA-mcww-78xg-3cx3
vulnetix vdb fixes GHSA-mcww-78xg-3cx3

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-mcww-78xg-3cx3/fixes/registry"

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References

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