LibTIFF 4.0.0alpha4, 4.0.0alpha5, 4.0.0alpha6, 4.0.0beta7, 4.0.0, 4.0.1, 4.0.2, 4.0.3, 4.0.4, 4.0.4beta, 4.0.5, 4.0.6 and 4.0.7 allows remote attackers to cause a denial of service (heap-based buffer over-read) or possibly have unspecified other impact via a crafted TIFF image, related to "READ of size 512" and libtiff/tif_unix.c:340:2.
https://usn.ubuntu.com/3602-1/
https://github.com/vadz/libtiff/commit/1044b43637fa7f70fb19b93593777b78bd20da86
https://github.com/Hack-Me/Pocs_for_Multi_Versions/tree/main/CVE-2016-10269
https://blogs.gentoo.org/ago/2017/01/01/libtiff-multiple-heap-based-buffer-overflow/