{"id":"OSV-2020-1171","aliases":[],"status":"published","title":"Heap-use-after-free in JS_ReadObjectRec","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=21532\n\n```\nCrash type: Heap-use-after-free READ 4\nCrash state:\nJS_ReadObjectRec\nJS_ReadObject\nfuzz_compile.c\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2020-07-22T21:49:53.004112Z","modified":"2026-10-20T17:25:29Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"quickjs","ranges":[{"type":"GIT","events":[{"introduced":"5ae7ebbeecc4210e763ad76555571e3b31db6e24"},{"fixed":"1bf1aba3af61529a282528c8c382b5f078cce63f"}]}],"versions":["20200316"]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=21532","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2020-1171","title":"Heap-use-after-free in JS_ReadObjectRec","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=21532\n\n```\nCrash type: Heap-use-after-free READ 4\nCrash state:\nJS_ReadObjectRec\nJS_ReadObject\nfuzz_compile.c\n```\n","status":"published","published":"2020-07-22T21:49:53.004112Z","modified":"2026-10-20T17:25:29.345338721Z","updated_at":"2026-11-02T15:52:48.304316Z"}]}}