GHSA-prj4-495w-f4qv

GHSA-prj4-495w-f4qv PUBLISHED CVSS 6.199999809265137 MEDIUM

Record from GitHub Advisory Database · Published May 17, 2022

Xen 4.5.x through 4.7.x do not implement Supervisor Mode Access Prevention (SMAP) whitelisting in 32-bit exception and event delivery, which allows local 32-bit PV guest OS kernels to cause a denial of service (hypervisor and VM crash) by triggering a safety check.

Risk scores

CVSS 3.0

6.199999809265137

CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Timeline

May 17, 2022 CVE Published
Apr 30, 2026 Security Advisory

Query this with the API

The same record, from the CLI:

vulnetix vdb vuln GHSA-prj4-495w-f4qv
vulnetix vdb fixes GHSA-prj4-495w-f4qv

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-prj4-495w-f4qv/fixes/registry"

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References

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