The bark_noise_hybridmp function in psy.c in Xiph.Org libvorbis 1.3.5 allows remote attackers to cause a denial of service (out-of-bounds access and application crash) or possibly have unspecified other impact via a crafted mp4 file.
https://security.gentoo.org/glsa/202003-36
https://lists.debian.org/debian-lts-announce/2021/11/msg00023.html
https://lists.debian.org/debian-lts-announce/2019/11/msg00031.html