----------------------------------------------------------------------

The new Secunia Corporate Software Inspector (CSI) 5.0 
Integrates with Microsoft WSUS & SCCM and supports Apple Mac OS X.

Get a free trial now and qualify for a special discount:
http://secunia.com/vulnerability_scanning/corporate/trial/

----------------------------------------------------------------------

TITLE:
SWI-Prolog XPCE Component "LZWReadByte()" Buffer Overflow
Vulnerability

SECUNIA ADVISORY ID:
SA45900

VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/45900/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=45900

RELEASE DATE:
2011-09-10

DISCUSS ADVISORY:
http://secunia.com/advisories/45900/#comments

AVAILABLE ON SITE AND IN CUSTOMER AREA:
 * Last Update
 * Popularity
 * Comments
 * Criticality Level
 * Impact
 * Where
 * Solution Status
 * Operating System / Software
 * CVE Reference(s)

http://secunia.com/advisories/45900/

ONLY AVAILABLE IN CUSTOMER AREA:
 * Authentication Level
 * Report Reliability
 * Secunia PoC
 * Secunia Analysis
 * Systems Affected
 * Approve Distribution
 * Remediation Status
 * Secunia CVSS Score
 * CVSS

https://ca.secunia.com/?page=viewadvisory&vuln_id=45900

ONLY AVAILABLE WITH SECUNIA CSI AND SECUNIA PSI:
 * AUTOMATED SCANNING

http://secunia.com/vulnerability_scanning/personal/
http://secunia.com/vulnerability_scanning/corporate/wsus_sccm_3rd_third_party_patching/

DESCRIPTION:
A vulnerability has been reported in SWI-Prolog, which can be
exploited by malicious people to potentially compromise a user's
system.

The vulnerability is caused due to a boundary error in the XPCE
component within the "LZWReadByte()" function (img/gifread.c) and can
be exploited to cause a buffer overflow via specially crafted GIF
images.

The vulnerability is reported in version 5.10.2. Other versions may
also be affected.

SOLUTION:
Fixed in the GIT repository.

PROVIDED AND/OR DISCOVERED BY:
Red Hat Security Response Team

ORIGINAL ADVISORY:
SWI-Prolog:
http://www.swi-prolog.org/bugzilla/show_bug.cgi?id=7#c4
http://www.swi-prolog.org/git/packages/xpce.git/commitdiff/bb328029beb148691edc031d9db9cf0a503c8247
http://www.swi-prolog.org/git/packages/xpce.git/commitdiff/30fbc4e030cbef5871e1b96c31458116ce3e2ee8

Red Hat:
https://bugzilla.redhat.com/show_bug.cgi?id=727800

OTHER REFERENCES:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

DEEP LINKS:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED DESCRIPTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED SOLUTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXPLOIT:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

----------------------------------------------------------------------

About:
This Advisory was delivered by Secunia as a free service to help
private users keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/advisories/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/advisories/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

----------------------------------------------------------------------

Unsubscribe: Secunia Security Advisories
http://secunia.com/sec_adv_unsubscribe/?email=packet%40packetstormsecurity.org

----------------------------------------------------------------------