{"id":"OSV-2020-941","aliases":[],"status":"published","title":"Heap-buffer-overflow in gc_mark_string","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=19780\n\n```\nCrash type: Heap-buffer-overflow READ 4\nCrash state:\ngc_mark_string\ngc_trace\ngs_gc_reclaim\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2020-07-22T00:00:20.220294Z","modified":"2022-04-13T03:04:34Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"libspectre","ranges":[{"type":"GIT","events":[{"introduced":"ceeeec8ee480c9cce066c0921665ef647bd5c135"},{"fixed":"920c30cf1d4353b28266fc91f88b2ae72e0f5e4f"}]}]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=19780","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2020-941","title":"Heap-buffer-overflow in gc_mark_string","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=19780\n\n```\nCrash type: Heap-buffer-overflow READ 4\nCrash state:\ngc_mark_string\ngc_trace\ngs_gc_reclaim\n```\n","status":"published","published":"2020-07-22T00:00:20.220294Z","modified":"2022-04-13T03:04:34.993532Z","updated_at":"2026-11-02T15:52:48.780247Z"}]}}