Bug 1253550 (CVE-2015-4496)

Summary:	CVE-2015-4496 Mozilla: Integer overflows in libstagefright while processing MP4 video metadata (MFSA 2015-93)
Product:	[Other] Security Response	Reporter:	Huzaifa S. Sidhpurwala <huzaifas>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	urgent	Docs Contact:
Priority:	urgent
Version:	unspecified	CC:	cschalle, gecko-bugs-nobody, jhorak, jrusnack, stransky
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:	impact=critical,public=20150812,reported=20150814,source=mozilla,cvss2=6.8/AV:N/AC:M/Au:N/C:P/I:P/A:P,rhel-5/firefox=notaffected,rhel-6/firefox=notaffected,rhel-7/firefox=notaffected,cwe=CWE-190
Fixed In Version:		Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2015-08-14 01:45:15 EDT	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---
Bug Depends On:
Bug Blocks:	1209788

Description Huzaifa S. Sidhpurwala 2015-08-14 01:38:17 EDT

Security researcher Joshua Drake reported potential integer overflows in the libstagefright library while processing video sample metadata in MPEG4 video files. This can lead to a potentially exploitable crash. 


External Reference:

https://www.mozilla.org/security/announce/2015/mfsa2015-93.html


Acknowledgements:

Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges Joshua Drake as the original reporter.

Comment 1 Huzaifa S. Sidhpurwala 2015-08-14 01:43:52 EDT

This issue was fixed by Mozilla in firefox 38 but was made public recently due to the restrictions placed by the reporter.

This issue was addressed in Red Hat Enterprise Linux 5, 6 and 7, when the firefox package was rebased to 38.0 ESR via the following advisory:

https://rhn.redhat.com/errata/RHSA-2015-0988.html