Opera: Multiple vulnerabilities

1. Gentoo Linux Security Advisory

Advisory Reference	GLSA 200804-14 / opera
Release Date	April 14, 2008
Latest Revision	April 14, 2008: 01
Impact	normal
Exploitable	remote

Package	Vulnerable versions	Unaffected versions	Architecture(s)
www-client/opera	< 9.27	>= 9.27	All supported architectures

Related bugreports: #216022

Synopsis

Multiple vulnerabilities have been discovered in Opera, allowing for execution of arbitrary code.

2. Impact Information

Background

Opera is a fast web browser that is available free of charge.

Description

Michal Zalewski reported two vulnerabilities, memory corruption when adding news feed sources from a website (CVE-2008-1761) as well as when processing HTML CANVAS elements to use scaled images (CVE-2008-1762). Additionally, an unspecified weakness related to keyboard handling of password inputs has been reported (CVE-2008-1764).

Impact

A remote attacker could entice a user to visit a specially crafted web site or news feed and possibly execute arbitrary code with the privileges of the user running Opera.

3. Resolution Information

Workaround

There is no known workaround at this time.

Resolution

All Opera users should upgrade to the latest version:

Code Listing 3.1: Resolution

# emerge --sync
# emerge --ask --oneshot --verbose ">=www-client/opera-9.27"

4. References

Page updated April 14, 2008

Summary: This is a Gentoo Linux Security Advisory

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