{"id":"CVE-2026-88386","published":"2026-09-24T21:18:57.003","lastModified":"2026-09-25T17:17:17.833","description":"libsndfile 1.2.2 contains a misaligned memory access issue in psf_binheader_readf() while parsing WAV fmt chunks. A specially crafted WAV file can cause the function to cast an unaligned destination address to unsigned int * and perform a 4-byte store. This results in undefined behavior leading to denial of service.","cvssScore":5.5,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","cwes":["CWE-122"],"vendors":[],"products":[],"references":[{"url":"https://github.com/libsndfile/libsndfile/issues/1150","tags":[]},{"url":"https://github.com/mhlavink/libsndfileci/commit/474e4d328b1e6240b93ec6ed14efb7c6a44bee57","tags":[]},{"url":"https://github.com/libsndfile/libsndfile/issues/1150","tags":[]}],"exploitRefs":[{"url":"https://github.com/libsndfile/libsndfile/issues/1150","tags":[]},{"url":"https://github.com/mhlavink/libsndfileci/commit/474e4d328b1e6240b93ec6ed14efb7c6a44bee57","tags":[]},{"url":"https://github.com/libsndfile/libsndfile/issues/1150","tags":[]}],"hasPoc":true,"ai":null}