Gentoo Logo

Perl Parallel-ForkManager Module: Insecure temporary file usage


1.  Gentoo Linux Security Advisory

Version Information

Advisory Reference GLSA 201310-11 / Parallel-ForkManager
Release Date October 17, 2013
Latest Revision October 17, 2013: 1
Impact normal
Exploitable local
Package Vulnerable versions Unaffected versions Architecture(s)
dev-perl/Parallel-ForkManager < 1.20.0 >= 1.20.0 All supported architectures

Related bugreports: #389839


An insecure temporary file usage has been reported in the Perl Parallel-ForkManager module, possibly allowing symlink attacks.

2.  Impact Information


Parallel-ForkManager is a simple parallel processing fork manager for Perl.


The Perl Parallel-ForkManager module does not handle temporary files securely.


A local attacker could perform symlink attacks to overwrite arbitrary files with the privileges of the user running the application.

3.  Resolution Information


There is no known workaround at this time.


All Parallel-ForkManager users should upgrade to the latest version:

Code Listing 3.1: Resolution

  # emerge --sync
  # emerge --ask --oneshot --verbose

4.  References


Page updated October 17, 2013

Summary: This is a Gentoo Linux Security Advisory

Security Team
Contact Address

Donate to support our development efforts.

Copyright 2001-2014 Gentoo Foundation, Inc. Questions, Comments? Contact us.