(1) unsquash-1.c, (2) unsquash-2.c, (3) unsquash-3.c, and (4) unsquash-4.c in Squashfs and sasquatch allow remote attackers to cause a denial of service (application crash) via a crafted input.
https://security.gentoo.org/glsa/201701-73
https://github.com/plougher/squashfs-tools/commit/f95864afe8833fe3ad782d714b41378e860977b1