{"id":"OSV-2023-281","aliases":[],"status":"published","title":"Heap-buffer-overflow in unsigned long simdutf::haswell::convert_masked_utf8_to_utf16\u003c","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=57673\n\n```\nCrash type: Heap-buffer-overflow WRITE 16\nCrash state:\nunsigned long simdutf::haswell::convert_masked_utf8_to_utf16\u003c\nsimdutf::haswell::implementation::convert_utf8_to_utf16le\nroundtrip.cc\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2023-04-05T14:01:50.220529Z","modified":"2023-04-05T14:01:50Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"simdutf","ranges":[{"type":"GIT","events":[{"introduced":"5e7e1f75d35e8c4d5da323ff66d26944e39ed07d"},{"fixed":"03280d7dbe8e91f0ecc06d88fef8adc0fbb41d14"}]}],"versions":["v3.2.3","v3.2.4"]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=57673","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2023-281","title":"Heap-buffer-overflow in unsigned long simdutf::haswell::convert_masked_utf8_to_utf16\u003c","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=57673\n\n```\nCrash type: Heap-buffer-overflow WRITE 16\nCrash state:\nunsigned long simdutf::haswell::convert_masked_utf8_to_utf16\u003c\nsimdutf::haswell::implementation::convert_utf8_to_utf16le\nroundtrip.cc\n```\n","status":"published","published":"2023-04-05T14:01:50.220529Z","modified":"2023-04-05T14:01:50.220752Z","updated_at":"2026-11-02T15:52:49.747775Z"}]}}