{"id":"OSV-2020-1022","aliases":[],"status":"published","title":"Heap-buffer-overflow in ptls_set_negotiated_protocol","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=13682\n\n```\nCrash type: Heap-buffer-overflow READ {*}\nCrash state:\nptls_set_negotiated_protocol\nclient_handle_encrypted_extensions\nhandle_handshake_record\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2020-07-22T21:49:40.455457Z","modified":"2022-04-13T03:04:42Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"picotls","ranges":[{"type":"GIT","events":[{"introduced":"4965a3820533a979fb01da26cd4d6e1fea89e5b7"},{"fixed":"96c5aa9dd25f1ee27548d8ad8b25a890af1504d8"}]}]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=13682","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2020-1022","title":"Heap-buffer-overflow in ptls_set_negotiated_protocol","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=13682\n\n```\nCrash type: Heap-buffer-overflow READ {*}\nCrash state:\nptls_set_negotiated_protocol\nclient_handle_encrypted_extensions\nhandle_handshake_record\n```\n","status":"published","published":"2020-07-22T21:49:40.455457Z","modified":"2022-04-13T03:04:42.38699Z","updated_at":"2026-11-02T15:52:48.304316Z"}]}}