GHSA-c52f-45m8-h2r6

GHSA-c52f-45m8-h2r6 PUBLISHED CVSS 7.800000190734863 HIGH

Record from GitHub Advisory Database · Published February 25, 2025

A heap overflow flaw was found in X.Org and Xwayland. The computation of the length in XkbSizeKeySyms() differs from what is written in XkbWriteKeySyms(), which may lead to a heap-based buffer overflow.

Risk scores

CVSS 3.1

7.800000190734863

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

Timeline

Feb 25, 2025 CVE Published
Apr 10, 2026 Distribution Patch (15 in total, the first dated here)
Apr 10, 2026 Security Advisory

Query this with the API

The same record, from the CLI:

vulnetix vdb vuln GHSA-c52f-45m8-h2r6
vulnetix vdb fixes GHSA-c52f-45m8-h2r6

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-c52f-45m8-h2r6/fixes/registry"

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References

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