{"id":"OSV-2021-859","aliases":[],"status":"published","title":"Heap-buffer-overflow in FSE_writeNCount_generic","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35209\n\n```\nCrash type: Heap-buffer-overflow WRITE 1\nCrash state:\nFSE_writeNCount_generic\nFSE_writeNCount\nHUF_compressWeights\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2021-06-15T00:00:25.249054Z","modified":"2022-04-13T03:04:31Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"zstd","ranges":[{"type":"GIT","events":[{"introduced":"939276cd0c8f6f5b6eede93bb4db3779742ca778"},{"fixed":"05b6773fbcce1075edbe498a821f9a41249cf384"}]}]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35209","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2021-859","title":"Heap-buffer-overflow in FSE_writeNCount_generic","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35209\n\n```\nCrash type: Heap-buffer-overflow WRITE 1\nCrash state:\nFSE_writeNCount_generic\nFSE_writeNCount\nHUF_compressWeights\n```\n","status":"published","published":"2021-06-15T00:00:25.249054Z","modified":"2022-04-13T03:04:31.643603Z","updated_at":"2026-11-02T15:52:49.275624Z"}]}}