Bug 840002 (CVE-2012-2845)

Summary:	CVE-2012-2845 exif: Integer overflow, leading to DoS (buffer over-read and application crash) in jpeg_data_load_data routine
Product:	[Other] Security Response	Reporter:	Jan Lieskovsky <jlieskov>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	erik-fedora, kalevlember, msaulnier, rjones
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	exif 0.6.21	Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2012-09-06 15:22:01 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:	840003
Bug Blocks:	839036

Description Jan Lieskovsky 2012-07-13 12:39:49 UTC

Common Vulnerabilities and Exposures assigned an identifier CVE-2012-2845 to the following vulnerability:

Integer overflow in the jpeg_data_load_data function in jpeg-data.c in libjpeg in exif 0.6.20 allows remote attackers to cause a denial of service (buffer over-read and application crash) or obtain potentially sensitive information via a crafted JPEG file.

References:
[1] http://sourceforge.net/mailarchive/message.php?msg_id=29534027

Upstream patch:
[2] http://libexif.cvs.sourceforge.net/viewvc/libexif/exif/libjpeg/jpeg-data.c?r1=1.23&r2=1.24&view=patch

Revision log:
[3] http://libexif.cvs.sourceforge.net/viewvc/libexif/exif/libjpeg/jpeg-data.c?view=log

Comment 1 Jan Lieskovsky 2012-07-13 12:41:24 UTC

This issue affects the (current) versions of the exif package, as shipped with Fedora release of 16 and 17. Please schedule an update.

Comment 2 Jan Lieskovsky 2012-07-13 12:42:12 UTC

Created exif tracking bugs for this issue

Affects: fedora-all [bug 840003]

Comment 3 Fedora Update System 2012-07-26 22:35:34 UTC

exif-0.6.21-1.fc16 has been pushed to the Fedora 16 stable repository.  If problems still persist, please make note of it in this bug report.

Comment 4 Fedora Update System 2012-07-26 22:38:18 UTC

exif-0.6.21-1.fc17 has been pushed to the Fedora 17 stable repository.  If problems still persist, please make note of it in this bug report.