An invalid memory address dereference was discovered in the sbr_process_channel function of libfaad/sbr_dec.c in Freeware Advanced Audio Decoder 2 (FAAD2) 2.8.8. The vulnerability causes a segmentation fault and application crash, which leads to denial of service.
https://www.debian.org/security/2022/dsa-5109
https://security.gentoo.org/glsa/202006-17
https://lists.debian.org/debian-lts-announce/2021/10/msg00020.html
https://lists.debian.org/debian-lts-announce/2019/08/msg00033.html