In Netwide Assembler (NASM) 2.14rc0, there is a heap-based buffer over-read that will cause denial of service, related to a while loop in paste_tokens in asm/preproc.c. Upstream bug: https://bugzilla.nasm.us/show_bug.cgi?id=3392428
Created nasm tracking bugs for this issue: Affects: fedora-all [bug 1529336]