OSEC

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[Full-disclosure] [PLSA 2008-36] Ffmpeg: Multiple vulnerabilities

From: Pardus Security Team (pinarpardus.org.tr)
Date: Fri Sep 05 2008 - 08:49:30 CDT


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Pardus Linux Security Advisory 2008-36 securitypardus.org.tr
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       Date: 2008-09-05
   Severity: 2
       Type: Remote
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Summary
=======

There are multiple vulnerabilities detected in ffmpeg. Please update
your packages to the latest versions.

Description
===========

* Free in avcodec_close() avctx->rc_eq. Fix a memory leak.

* Buffer overflow in /libavcodec/dca.c. (patch by Alexander E. Patrakov)

* Prevent dts generation code to be executed when delay is>
MAX_REORDER_DELAY, this fixes overflow in AVStream->pts_buffer. (in
libavformat/utils.c())

* Tcp/udp memory leak

Affected packages:

   Pardus 2008:
     mplayer, all before 0.0_20080825-92-11
     ffmpeg, all before 0.4.9_20080825-46-14

Resolution
==========

There are update(s) for mplayer, ffmpeg. You can update them via Package
Manager or with a single command from console:

     pisi up mplayer ffmpeg

References
==========

   * http://lists.mplayerhq.hu/pipermail/ffmpeg-cvslog/2008-August/016011.html
   * http://lists.mplayerhq.hu/pipermail/ffmpeg-cvslog/2008-August/016012.html
   * http://lists.mplayerhq.hu/pipermail/ffmpeg-cvslog/2008-August/016352.html
   * http://lists.mplayerhq.hu/pipermail/ffmpeg-cvslog/2008-August/016136.html

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