{"id":"OSV-2020-417","aliases":[],"status":"published","title":"Heap-buffer-overflow in idn2_to_ascii_4i","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12420\n\n```\nCrash type: Heap-buffer-overflow WRITE {*}\nCrash state:\nidn2_to_ascii_4i\nlibidn2_to_ascii_8z_fuzzer.c\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2020-07-01T00:00:08.331193Z","modified":"2022-04-13T03:04:41Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"libidn2","ranges":[{"type":"GIT","events":[{"introduced":"0965b23044e5b55a3beb01d6a6c62eb2b9a7b0c9"},{"fixed":"e4d1558aa2c1c04a05066ee8600f37603890ba8c"}]}]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12420","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2020-417","title":"Heap-buffer-overflow in idn2_to_ascii_4i","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12420\n\n```\nCrash type: Heap-buffer-overflow WRITE {*}\nCrash state:\nidn2_to_ascii_4i\nlibidn2_to_ascii_8z_fuzzer.c\n```\n","status":"published","published":"2020-07-01T00:00:08.331193Z","modified":"2022-04-13T03:04:41.460832Z","updated_at":"2026-11-02T15:52:48.531106Z"}]}}