{"id":"OSV-2025-835","aliases":[],"status":"published","title":"Heap-use-after-free in JS_DefineProperty","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=451334094\n\n```\nCrash type: Heap-use-after-free READ 8\nCrash state:\nJS_DefineProperty\nbuild_backtrace\nJS_CallInternal\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2025-10-14T00:11:08.472824Z","modified":"2025-10-14T00:11:08Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"quickjs","ranges":[{"type":"GIT","events":[{"introduced":"42eb2795f0daec0adddb0392823a27a64b676169"},{"fixed":"080c01f34696351d21f34f99081e93adb41ae74a"}]}]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=451334094","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2025-835","title":"Heap-use-after-free in JS_DefineProperty","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=451334094\n\n```\nCrash type: Heap-use-after-free READ 8\nCrash state:\nJS_DefineProperty\nbuild_backtrace\nJS_CallInternal\n```\n","status":"published","published":"2025-10-14T00:11:08.472824Z","modified":"2025-10-14T00:11:08.473391Z","updated_at":"2026-11-02T15:52:50.263679Z"}]}}