In Netwide Assembler (NASM) 2.15rc0, a heap-based buffer over-read occurs (via a crafted .asm file) in settextfree when called from expandonesmacro in asm/preproc.c.
{ "binaries": [ { "binary_version": "2.11.08-1ubuntu0.1", "binary_name": "nasm" } ] }
{ "binaries": [ { "binary_version": "2.13.02-0.1", "binary_name": "nasm" } ] }
{ "binaries": [ { "binary_version": "2.14.02-1", "binary_name": "nasm" } ] }