Bug 1770201 (CVE-2019-14975)

Summary:	CVE-2019-14975 mupdf: a heap-based buffer over-read in fz_chartorune in fitz/string.c could lead to Information Disclosure and/or DoS
Product:	[Other] Security Response	Reporter:	Marian Rehak <mrehak>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED CURRENTRELEASE	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	mjg
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2020-02-05 10:30:26 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	1770202, 1770203
Bug Blocks:

Description Marian Rehak 2019-11-08 13:26:23 UTC

Artifex MuPDF before 1.16.0 has a heap-based buffer over-read in fz_chartorune in fitz/string.c because pdf/pdf-op-filter.c does not check for a missing string.

Upstream patch:

http://git.ghostscript.com/?p=mupdf.git;a=commit;h=97096297d409ec6f206298444ba00719607e8ba8

Comment 1 Marian Rehak 2019-11-08 13:26:40 UTC

Created mupdf tracking bugs for this issue:

Affects: fedora-29 [bug 1770202]
Affects: fedora-30 [bug 1770203]