Bug 1555160 (CVE-2018-7729)

Summary:	CVE-2018-7729 exempi: Stack-based buffer overflow in XMPFiles/source/FileHandlers/PostScript_Handler.cpp:PostScript_MetaHandler::ParsePSFile() allows for denial of service
Product:	[Other] Security Response	Reporter:	Sam Fowler <sfowler>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED NOTABUG	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	dakingun, jchaloup, nforro
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	exempi 2.4.5	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2018-04-27 09:16:58 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:	1555156, 1555169
Bug Blocks:	1555158

Description Sam Fowler 2018-03-14 04:31:18 UTC

Exempi through version 2.4.4 is vulnerable to a stack-based buffer overflow in XMPFiles/source/FileHandlers/PostScript_Handler.cpp:PostScript_MetaHandler::ParsePSFile(). An attacker could exploit this to cause a denial of service via crafted file.


Upstream Bug Report:

https://bugs.freedesktop.org/show_bug.cgi?id=105206

Upstream Patch:

https://cgit.freedesktop.org/exempi/commit/?id=baa4b8a02c1ffab9645d13f0bfb1c0d10d311a0c

Comment 2 Sam Fowler 2018-03-14 05:18:27 UTC

Created exempi tracking bugs for this issue:

Affects: fedora-all [bug 1555156]