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ModPlug: User-assisted execution of arbitrary code

Content:

1.  Gentoo Linux Security Advisory

Version Information

Advisory Reference GLSA 200907-07 / libmodplug gst-plugins-bad
Release Date July 12, 2009
Latest Revision July 12, 2009: 01
Impact normal
Exploitable remote
Package Vulnerable versions Unaffected versions Architecture(s)
media-libs/libmodplug < 0.8.7 >= 0.8.7 All supported architectures
media-libs/gst-plugins-bad < 0.10.11 >= 0.10.11 All supported architectures

Related bugreports: #266913

Synopsis

ModPlug contains several buffer overflows that could lead to the execution of arbitrary code.

2.  Impact Information

Background

ModPlug is a library for playing MOD-like music.

Description

Two vulnerabilities have been reported in ModPlug:

  • dummy reported an integer overflow in the CSoundFile::ReadMed() function when processing a MED file with a crafted song comment or song name, which triggers a heap-based buffer overflow (CVE-2009-1438).
  • Manfred Tremmel and Stanislav Brabec reported a buffer overflow in the PATinst() function when processing a long instrument name (CVE-2009-1513).

The GStreamer Bad plug-ins (gst-plugins-bad) before 0.10.11 built a vulnerable copy of ModPlug.

Impact

A remote attacker could entice a user to read specially crafted files, possibly resulting in the execution of arbitrary code with the privileges of the user running the application.

3.  Resolution Information

Workaround

There is no known workaround at this time.

Resolution

All ModPlug users should upgrade to the latest version:

Code Listing 3.1: Resolution

# emerge --sync
# emerge --ask --oneshot --verbose ">=media-libs/libmodplug-0.8.7"

gst-plugins-bad 0.10.11 and later versions do not include the ModPlug plug-in (it has been moved to media-plugins/gst-plugins-modplug). All gst-plugins-bad users should upgrade to the latest version and install media-plugins/gst-plugins-modplug:

Code Listing 3.2: Resolution

# emerge --sync
# emerge --ask --oneshot --verbose ">=media-libs/gst-plugins-bad-0.10.11"
# emerge --ask --verbose "media-plugins/gst-plugins-modplug"

4.  References



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Page updated July 12, 2009

Summary: This is a Gentoo Linux Security Advisory

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