Bug 1348617 (CVE-2016-4994)

Summary:	CVE-2016-4994 gimp: Use-after-free vulnerabilities in the channel and layer properties parsing process
Product:	[Other] Security Response	Reporter:	Adam Mariš <amaris>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	nphilipp, phracek
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:	Multiple use-after-free vulnerabilities were found in GIMP in the channel and layer properties parsing process when loading XCF files. An attacker could create a specially crafted XCF file which could cause GIMP to crash.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-06-08 02:55:15 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:	1348618, 1348788
Bug Blocks:	1323912, 1348619

Description Adam Mariš 2016-06-21 15:14:33 UTC

Multiple use-after-free vulnerabilities were found in the channel and layer properties parsing process when loading XCF file. Attacker may craft XCF file in order to gain control over objects that got previously freed and contains pointers to virtual functions that get executed.

Upstream bug:

https://bugzilla.gnome.org/show_bug.cgi?id=767873

Comment 1 Adam Mariš 2016-06-21 15:14:54 UTC

Created gimp tracking bugs for this issue:

Affects: fedora-all [bug 1348618]

Comment 5 Adam Mariš 2016-06-23 09:17:36 UTC

Upstream fix:

https://git.gnome.org/browse/gimp/commit/?id=e82aaa4b4ee0703c879e35ea9321fff6be3e9b6f

Comment 7 Fedora Update System 2016-07-05 04:57:17 UTC

gimp-2.8.16-2.fc24 has been pushed to the Fedora 24 stable repository. If problems still persist, please make note of it in this bug report.

Comment 8 Fedora Update System 2016-07-09 23:52:20 UTC

gimp-2.8.16-2.fc23 has been pushed to the Fedora 23 stable repository. If problems still persist, please make note of it in this bug report.

Comment 9 Fedora Update System 2016-07-15 10:19:01 UTC

gimp-2.8.16-2.fc22 has been pushed to the Fedora 22 stable repository. If problems still persist, please make note of it in this bug report.

Comment 10 errata-xmlrpc 2016-11-03 20:20:56 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2016:2589 https://rhn.redhat.com/errata/RHSA-2016-2589.html