In libxml2 before 2.9.14, several buffer handling functions in buf.c (xmlBuf*) and tree.c (xmlBuffer*) don't check for integer overflows. This can result in out-of-bounds memory writes. Exploitation requires a victim to open a crafted, multi-gigabyte XML file. Other software using libxml2's buffer functions, for example libxslt through 1.1.35, is affected as well.
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History
Wed, 14 Oct 2026 17:30:00 +0000
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Status: PUBLISHED
Assigner: mitre
Published: 2022-05-03T00:00:00.000Z
Updated: 2026-10-14T16:29:18.083Z
Reserved: 2022-04-27T00:00:00.000Z
Link: CVE-2022-29824
No data.
Status : Modified
Published: 2022-05-03T03:15:06.687
Modified: 2026-10-14T17:17:38.460
Link: CVE-2022-29824