tif_dirread.c in LibTIFF 4.0.7 might allow remote attackers to cause a denial of service (divide-by-zero error and application crash) via a crafted image.
- https://blogs.gentoo.org/ago/2017/04/01/libtiff-multiple-ubsan-crashes
- https://github.com/mudongliang/LinuxFlaw
- https://github.com/oneoy/cve-