Audit Linux privileges now to limit compromise, escalation, and system-wide damage. Review Linux Privileges×

Alerts This Week
Warning Icon 1 515
Alerts This Week
Warning Icon 1 515

Gentoo: GLSA-201310-11 Moderate: Perl Parallel-ForkManager Symlink Attack

gentoo
Calendar Grey October 17, 2013
Scroller Gentoo
Vulnerability in Perl Parallel-ForkManager on Gentoo due to poor file management could allow for local symlink exploits. Immediate upgrade advised.
An insecure temporary file usage has been reported in the Perl Parallel-ForkManager module, possibly allowing symlink attacks.

Summary

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

Topics%20covered

Topics Covered

security advisory gentoo file handling moderate severity symlink attack perl module

Resolution

All Parallel-ForkManager users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot -v ">=dev-perl/Parallel-ForkManager-1.20.0"

References

[ 1 ] CVE-2011-4115 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-4115

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201310-11
style>.gentoo_availability{display:block;}

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.

Severity: Normal
Title: Perl Parallel-ForkManager Module: Insecure temporary file
Date: October 17, 2013
Bugs: #389839
ID: 201310-11

Topics%20covered

Topics Covered

security advisory gentoo file handling moderate severity symlink attack perl module

Synopsis

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

Background

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

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 dev-perl/Parallel-ForkManager < 1.20.0 >= 1.20.0

Impact

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

Workaround

There is no known workaround at this time.