GLSA 202003-50: Tor: Multiple vulnerabilities

http://security.gentoo.org/

Severity:	low
Title:	Tor: Multiple vulnerabilities
Date:	03/25/2020
Bugs:	#713238
ID:	202003-50

Synopsis

Multiple vulnerabilities were found in Tor, the worst of which could allow remote attackers to cause a Denial of Service condition.

Background

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

Affected packages

Package	Vulnerable	Unaffected	Architecture(s)
net-vpn/tor	< 0.4.2.7	>= 0.4.1.9	All supported architectures

Description

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

Impact

A remote attacker could possibly cause a Denial of Service condition.

Workaround

There is no known workaround at this time.

Resolution

All Tor 0.4.1.x users should upgrade to the latest version:

      # emerge --sync
      # emerge --ask --oneshot --verbose ">=net-vpn/tor-0.4.1.9"

All Tor 0.4.2.x users should upgrade to the latest version:


      # emerge --sync
      # emerge --ask --oneshot --verbose ">=net-vpn/tor-0.4.2.7"

References

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-202003-50.xml

Concerns?

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.