The flac_buffer_copy function in flac.c in libsndfil allows attackers to cause a denial of service (invalid read and application crash) via a crafted audio file. References: https://blogs.gentoo.org/ago/2017/04/29/libsndfile-invalid-memory-read-in-flac_buffer_copy-flac-c/
Created libsndfile tracking bugs for this issue: Affects: fedora-all [bug 1449521]