On some PDF documents I created with pdflatex mupdf 1.8p4 segfaults in fz_process_path() (source/fitz/path.c)
The following upstream fix solves the issue for me. http://git.ghostscript.com/?p=mupdf.git;a=commit;h=47078209046ed26ff7828a73d5d43afe08a6941d Below is a proposed patch file "patch-source_fitz_path_c" based on the above upstream diff. Holger ;-se $ cat /usr/ports/textproc/mupdf/patches/patch-source_fitz_path_c Bug 696630: Avoid needless (and potentially wrong) dereference. --- source/fitz/path.c.orig Sat Nov 29 00:01:34 2014 +++ source/fitz/path.c Sat Nov 29 00:01:39 2014 @@ -580,8 +580,8 @@ { int i, k, cmd_len; float x, y, sx, sy; - uint8_t *cmds = path->cmds; - float *coords = path->coords; + uint8_t *cmds; + float *coords; switch (path->packed) {