[ GLSA 201110-13 ] Tor: Multiple vulnerabilities

[GLSA]

Gentoo Linux Security Advisory

Title: Tor: Multiple vulnerabilities (GLSA 201110-13)
Severity: high
Exploitable: remote
Date: October 18, 2011
Bug(s): #351920, #359789
ID: 201110-13

Synopsis

Multiple vulnerabilities were found in Tor, the most severe of
which may allow a remote attacker to execute arbitrary code.


Background

Tor is an implementation of second generation Onion Routing, a
connection-oriented anonymizing communication service.


Affected Packages

Package: net-misc/tor
Vulnerable: < 0.2.1.30
Unaffected: >= 0.2.1.30
Architectures: All supported architectures


Description

Multiple vulnerabilities have been discovered in Tor. Please review the
CVE identifiers referenced below for details.


Impact

A remote unauthenticated attacker may be able to execute arbitrary code
with the privileges of the Tor process or create a Denial of Service.


Workaround

There is no known workaround at this time.

Resolution

All Tor users should upgrade to the latest version: