A stack-based buffer overflow in psf_memset in common.c in libsndfile 1.0.28 allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted audio file. The vulnerability can be triggered by the executable sndfile-deinterleave.
https://usn.ubuntu.com/4013-1/
https://security.gentoo.org/glsa/201811-23
https://lists.debian.org/debian-lts-announce/2018/12/msg00016.html