{"id":"OSV-2020-29","aliases":[],"status":"published","title":"Heap-use-after-free in CRYPTO_DOWN_REF","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=20816\n\n```\nCrash type: Heap-use-after-free WRITE 4\nCrash state:\nCRYPTO_DOWN_REF\nDH_free\nevp_pkey_free_it\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2020-06-24T01:51:10.908381Z","modified":"2022-04-13T03:04:38Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"openssl","ranges":[{"type":"GIT","events":[{"introduced":"ada66e78ef535fe80e422bbbadffe8e7863d457c"},{"fixed":"fe56d5951f0b42fd3ff1cf42a96d07f06f9692bc"}]}]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=20816","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2020-29","title":"Heap-use-after-free in CRYPTO_DOWN_REF","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=20816\n\n```\nCrash type: Heap-use-after-free WRITE 4\nCrash state:\nCRYPTO_DOWN_REF\nDH_free\nevp_pkey_free_it\n```\n","status":"published","published":"2020-06-24T01:51:10.908381Z","modified":"2022-04-13T03:04:38.773716Z","updated_at":"2026-11-02T15:52:48.531106Z"}]}}