mgetty prior to 1.2.1 is affected by: out-of-bounds read. The impact is: DoS, the program may crash if the memory is not mapped. The component is: putwhitespan() in g3/pbm2g3.c. The attack vector is: Local, the victim must open a specially crafted file. The fixed version is: 1.2.1.
https://www.x41-dsec.de/lab/advisories/x41-2018-007-mgetty/
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00016.html