J-Security Center

Title: GNOME espeaker Local Buffer Overflow Vulnerability

Severity: HIGH

Description:

A buffer overflow vulnerabilityin GNOME's shared libraries handling of the 'espeaker' command line argument may allow local users to attack setuid binaries linked against these libraries to obtain root access.

Calling a program linked against GNOME with the command like arguments '--enable-sound --espeaker=<80 byte buffer>' results in a buffer overflow.

One known setuid root program linked against these libraries in the Mandrake 6.0 distribution is '/usr/games/nethack'.

It is likely this is a vulnerability in the libesd shared library instead of libgnome. In that case esound 0.2.8 would be vulnerable.

Affected Products:

  • GNOME Gnome Libs 1.0.8
  • MandrakeSoft Linux Mandrake 6.0.0
  • RedHat Linux 6.0.0

References:

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