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


Proof-of-Concept (PoC) and Extended Analysis available for customers.

Get a free trial, contact sales@secunia.com


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

TITLE:
Opera Content Writing Uninitialised Memory Vulnerability

SECUNIA ADVISORY ID:
SA39590

VERIFY ADVISORY:
http://secunia.com/advisories/39590/

DESCRIPTION:
A vulnerability has been discovered in Opera, which can be exploited
by malicious people to compromise a user's system.

The vulnerability is caused due to an error when e.g. continuously
writing content to a page using document.write() and results in a
function call using uninitialised memory when a user visits a
specially crafted web page.

Successful exploitation may allow execution of arbitrary code.

The vulnerability is confirmed in version 10.52 for Windows. Other
versions may also be affected.

SOLUTION:
Do not browse untrusted web sites of follow links from untrusted
sources.

PROVIDED AND/OR DISCOVERED BY:
Reported as a crash by Mathias Karlsson.

Additional information provided by Secunia Research.

ORIGINAL ADVISORY:
Mathias Karlsson:
http://h.ackack.net/?p=258

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

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

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