Bug 699086

Summary:	oss-fuzz 5596: Use-of-uninitialized-value in fz_adjust_ft_glyph_width
Product:	MuPDF	Reporter:	Sebastian Rasmussen <sebastian.rasmussen>
Component:	mupdf	Assignee:	MuPDF bugs <mupdf-bugs>
Status:	RESOLVED FIXED
Severity:	normal
Priority:	P4
Version:	unspecified
Hardware:	PC
OS:	Linux
Customer:		Word Size:	---
Attachments:	Valgrind log Minimzed PDF from ossfuzz. Proposed patch.

Description Sebastian Rasmussen 2018-03-01 01:58:57 UTC

Created attachment 14865 [details]
Valgrind log

When running 

valgrind --track-origins=yes --num-callers=50 build/debug/mutool draw -D -s t ossfuzz/5596-9086386263154498dcb18c96f1e1630903b21a3c.pdf

I see complains from valgrind as seen in the attached log.

Comment 1 Sebastian Rasmussen 2018-03-01 01:59:21 UTC

Created attachment 14866 [details]
Minimzed PDF from ossfuzz.

Comment 2 Sebastian Rasmussen 2018-03-01 02:00:26 UTC

Created attachment 14867 [details]
Proposed patch.

Comment 3 Sebastian Rasmussen 2018-03-15 12:44:44 UTC

Fixed in

commit ace9e69017c08e1e4ce5912014177414c0382004
Author: Sebastian Rasmussen <sebras@gmail.com>
Date:   Thu Mar 1 17:55:24 2018 +0800

    Fix 699086: Handle freetype not returning glyph advance.

Comment 4 Sebastian Rasmussen 2018-08-11 21:21:14 UTC

*** Bug 698897 has been marked as a duplicate of this bug. ***