There is a heap-based buffer overflow in the ImaExpandS function of ima_rw.c in Sound eXchange (SoX) 14.4.2. A Crafted input will lead to a denial of service attack during conversion of an audio file.
https://security.gentoo.org/glsa/201810-02
https://lists.debian.org/debian-lts-announce/2019/02/msg00042.html
https://lists.debian.org/debian-lts-announce/2017/11/msg00043.html