An issue was discovered in yasm version 1.3.0. There is a heap-buffer-overflow in inc_fopen() in modules/preprocs/nasm/nasm-pp.c. Reference: https://github.com/yasm/yasm/issues/164
Created yasm tracking bugs for this issue: Affects: epel-all [bug 2122750] Affects: fedora-all [bug 2122751]