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Festival: Arbitrary code execution

Content:

1.  Gentoo Linux Security Advisory

Version Information

Advisory Reference GLSA 201312-06 / festival
Release Date December 09, 2013
Latest Revision December 09, 2013: 1
Impact normal
Exploitable remote
Package Vulnerable versions Unaffected versions Architecture(s)
app-accessibility/festival < 2.1 >= 2.1 All supported architectures

Related bugreports: #386319

Synopsis

A vulnerability in Festival could result in arbitrary code execution, and privilege escalation.

2.  Impact Information

Background

Festival is a Text to Speech Engine from The Centre for Speech Technology Research.

Description

A vulnerability in Festival Server has an incorrect path in LD_LIBRARY_PATH, which allows local users to place a Trojan horse shared library in the current working directory.

Impact

A local attacker can execute arbitrary a Trojan horse shared library, potentially resulting in arbitrary code execution and privilege escalation.

3.  Resolution Information

Workaround

There is no known workaround at this time.

Resolution

All Festival users should upgrade to the latest version:

Code Listing 3.1: Resolution

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=app-accessibility/festival-2.1"

4.  References



Print

Page updated December 09, 2013

Summary: This is a Gentoo Linux Security Advisory

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