Libsndfile version 1.2.2 addresses an integer overflow vulnerability in the mat4_read_header() function when parsing specially crafted MATLAB v4 (MAT4) files. This flaw could lead to a denial of service due to application crash. The vulnerability is rated high severity with a CVSS score of 7.5. Versions prior to 1.2.2-8.oe2403sp3 are affected.