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Ekiga: Format string vulnerability


1.  Gentoo Linux Security Advisory

Version Information

Advisory Reference GLSA 200703-25 / ekiga
Release Date March 29, 2007
Latest Revision May 28, 2009: 02
Impact high
Exploitable remote
Package Vulnerable versions Unaffected versions Architecture(s)
net-voip/ekiga < 2.0.7 >= 2.0.7 All supported architectures

Related bugreports: #167643


A format string vulnerability in Ekiga may allow the remote execution of arbitrary code.

2.  Impact Information


Ekiga is an open source VoIP and video conferencing application.


Mu Security has discovered that Ekiga fails to implement formatted printing correctly.


An attacker could exploit this vulnerability to crash Ekiga and potentially execute arbitrary code by sending a specially crafted Q.931 SETUP packet to a victim.

3.  Resolution Information


There is no known workaround at this time.


All Ekiga users should upgrade to the latest version:

Code Listing 3.1: Resolution

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-voip/ekiga-2.0.7"

4.  References


Page updated March 29, 2007

Summary: This is a Gentoo Linux Security Advisory

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