Heap-based buffer overflow in the js_stackoverflow function in jsrun.c in Artifex Software, Inc. MuJS allows attackers to have unspecified impact by leveraging an error when dropping extra arguments to lightweight functions.
https://bugs.ghostscript.com/show_bug.cgi?id=697401
http://www.openwall.com/lists/oss-security/2017/01/13/1
http://www.openwall.com/lists/oss-security/2017/01/12/9
http://git.ghostscript.com/?p=mujs.git%3Ba=commit%3Bh=77ab465f1c394bb77f00966cd950650f3f53cb24