Bug 1546052 (CVE-2018-7173, CVE-2018-7174, CVE-2018-7175)

Summary:	CVE-2018-7173 CVE-2018-7174 CVE-2018-7175 xpdf: Multiple vulnerabilities
Product:	[Other] Security Response	Reporter:	Andrej Nemec <anemec>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	pertusus, tcallawa
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:	2019-06-08 03:40:10 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:	1546055, 1546054
Bug Blocks:

Description Andrej Nemec 2018-02-16 08:33:58 UTC

CVE-2018-7173

A large loop in JBIG2Stream::readSymbolDictSeg in xpdf 4.00 allows an attacker to cause denial of service via a specific file due to inappropriate decoding.

https://forum.xpdfreader.com/viewtopic.php?f=3&t=607

CVE-2018-7174

An issue was discovered in xpdf 4.00. An infinite loop in XRef::Xref allows an attacker to cause denial of service because loop detection exists only for tables, not streams.

https://forum.xpdfreader.com/viewtopic.php?f=3&t=605

CVE-2018-7175

An issue was discovered in xpdf 4.00. A NULL pointer dereference in readCodestream allows an attacker to cause denial of service via a JPX image with zero components.

https://forum.xpdfreader.com/viewtopic.php?f=3&t=613

Comment 1 Andrej Nemec 2018-02-16 08:34:18 UTC

Created xpdf tracking bugs for this issue:

Affects: epel-all [bug 1546055]
Affects: fedora-all [bug 1546054]

Comment 2 Product Security DevOps Team 2019-06-08 03:40:10 UTC

This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.