An issue was discovered in libjpeg 9a. The get_text_rgb_row function in rdppm.c allows remote attackers to cause a denial of service (Segmentation fault) via a crafted file.
https://usn.ubuntu.com/3706-2/
https://usn.ubuntu.com/3706-1/
https://lists.debian.org/debian-lts-announce/2019/01/msg00015.html
https://github.com/ChijinZ/security_advisories/tree/master/libjpeg-v9a