{"id":"OSV-2026-565","aliases":[],"status":"published","title":"Heap-buffer-overflow in xmlFAParsePosCharGroup","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=501547873\n\n```\nCrash type: Heap-buffer-overflow READ 1\nCrash state:\nxmlFAParsePosCharGroup\nxmlFAParseCharGroup\nxmlFAParseCharGroup\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2026-04-12T00:05:45.92538Z","modified":"2026-04-12T00:05:45Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"libxml2","ranges":[{"type":"GIT","events":[{"introduced":"07b13346cb7421090545bfb29f58bcbef8d36261"},{"fixed":"a7511af09f99995cdf81994db21f4eba564276b5"},{"introduced":"d1bccc480fd00b40c86ac26d3f3b6c91c46d18f7"}]}],"versions":["v2.15.3"]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=501547873","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2026-565","title":"Heap-buffer-overflow in xmlFAParsePosCharGroup","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=501547873\n\n```\nCrash type: Heap-buffer-overflow READ 1\nCrash state:\nxmlFAParsePosCharGroup\nxmlFAParseCharGroup\nxmlFAParseCharGroup\n```\n","status":"published","published":"2026-04-12T00:05:45.92538Z","modified":"2026-04-12T00:05:45.925675Z","updated_at":"2026-11-02T15:52:50.263679Z"}]}}