Opera: Multiple vulnerabilities — GLSA 200712-22

Multiple vulnerabilities were discovered in Opera, allowing for the execution of arbitrary code and cross domain scripting.

Affected packages

Package	www-client/opera on all architectures
Affected versions	< 9.25
Unaffected versions	>= 9.25

Background

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

Description

David Bloom reported two vulnerabilities where plug-ins (CVE-2007-6520) and Rich text editing (CVE-2007-6522) could be used to allow cross domain scripting. Alexander Klink (Cynops GmbH) discovered an issue with TLS certificates (CVE-2007-6521). Gynvael Coldwind reported that bitmaps might reveal random data from memory (CVE-2007-6524).

Impact

A remote attacker could exploit these vulnerabilities, possibly leading to the execution of arbitrary code and cross domain scripting.

Workaround

There is no known workaround at this time.

Resolution

All Opera users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=www-client/opera-9.25"

References

Release date
December 30, 2007

Latest revision
December 30, 2007: 01

Severity
normal

Exploitable
remote

Bugzilla entries

202770