[ GLSA 200701-08 ] Opera: Two remote code execution vulnerabilities

[GLSA]

Gentoo Linux Security Advisory

Title: Opera: Two remote code execution vulnerabilities (GLSA 200701-08)
Severity: normal
Exploitable: remote
Date: January 12, 2007
Bug(s): #160369
ID: 200701-08

Synopsis

Two vulnerabilities may allow the execution of arbitrary code.

Background

Opera is a multi-platform web browser.

Affected Packages

Package: www-client/opera
Vulnerable: < 9.10
Unaffected: >= 9.10
Architectures: All supported architectures


Description

Christoph Deal discovered that JPEG files with a specially crafted DHT marker can be exploited to cause a heap overflow. Furthermore, an anonymous person discovered that Opera does not correctly handle objects passed to the "createSVGTransformFromMatrix()" function.

Impact

An attacker could potentially exploit the vulnerabilities to execute arbitrary code with the privileges of the user running Opera by enticing a victim to open a specially crafted JPEG file or a website containing malicious JavaScript code.

Workaround

The vendor recommends disabling JavaScript to avoid the "createSVGTransformFromMatrix" vulnerability. There is no known workaround for the other vulnerability.

Resolution

All Opera users should update to the latest version: