OSV-2026-565
Heap-buffer-overflow in xmlFAParsePosCharGroup
No scoreFix available
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=501547873
Crash type: Heap-buffer-overflow READ 1
Crash state:
xmlFAParsePosCharGroup
xmlFAParseCharGroup
xmlFAParseCharGroup
What each source reports
OSV No score
Heap-buffer-overflow in xmlFAParsePosCharGroup
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=501547873
Crash type: Heap-buffer-overflow READ 1
Crash state:
xmlFAParsePosCharGroup
xmlFAParseCharGroup
xmlFAParseCharGroup
- Record
OSV-2026-565- Updated
- 2026-11-02
Affected packages
| Package | Affected | Fixed |
|---|---|---|
libxml2OSS-Fuzz |
Listed versions, plus commit ranges v2.15.3 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
OSV-2026-565 is a vulnerability with no CVSS score yet in libxml2, published April 12, 2026. No source lists public exploit code. A source reports a fix.