{"id":"OSV-2021-843","aliases":[],"status":"published","title":"Use-after-poison in AK::NonnullOwnPtr\u003cJS::IndexedPropertyStorage\u003e::operator-\u003e","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35038\n\n```\nCrash type: Use-after-poison READ 8\nCrash state:\nAK::NonnullOwnPtr\u003cJS::IndexedPropertyStorage\u003e::operator-\u003e\nJS::IndexedProperties::array_like_size\nJS::IndexedProperties::append\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2021-06-09T00:00:19.914318Z","modified":"2022-04-13T03:04:32Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"serenity","ranges":[{"type":"GIT","events":[{"introduced":"6aba64b60ff7fa3bc062ebcd2597e13d30747936"},{"fixed":"de7f1bfd58c13decf1bd3957468520f301189292"}]}]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35038","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2021-843","title":"Use-after-poison in AK::NonnullOwnPtr\u003cJS::IndexedPropertyStorage\u003e::operator-\u003e","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35038\n\n```\nCrash type: Use-after-poison READ 8\nCrash state:\nAK::NonnullOwnPtr\u003cJS::IndexedPropertyStorage\u003e::operator-\u003e\nJS::IndexedProperties::array_like_size\nJS::IndexedProperties::append\n```\n","status":"published","published":"2021-06-09T00:00:19.914318Z","modified":"2022-04-13T03:04:32.165655Z","updated_at":"2026-11-02T15:52:49.275624Z"}]}}