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Home arrow SecurityAlert Database

Arrow  Topic :

MPlayer Real demuxer heap overflow


Arrow  SecurityAlert : 4326
Arrow  CVE : CVE-2008-3827
Arrow  CWE : CWE-189
Arrow  SecurityRisk : High  Security Risk High  (About)
Arrow  Remote Exploit : No
Arrow  Local Exploit : Yes
Arrow  Victim interaction required : No
Arrow  Exploit Available : No
Arrow  Credit : Andrea Barisani
Arrow  Published : 02.10.2008

Arrow  Affected Software : mplayer:mplayer:1.0_rc2 and previous versions
mplayer:mplayer:1.0_rc1
mplayer:mplayer:1.0_pre2
mplayer:mplayer:1.0_pre3
mplayer:mplayer:1.0_pre3try2
mplayer:mplayer:1.0_pre4
mplayer:mplayer:1.0_pre5
mplayer:mplayer:1.0_pre5try1
mplayer:mplayer:1.0_pre5try2
mplayer:mplayer:1.0_pre6
mplayer:mplayer:1.0_pre7
mplayer:mplayer:1.0_pre7try2
mplayer:mplayer:0.92.1
mplayer:mplayer:1.0_pre1
mplayer:mplayer:0.92_cvs
mplayer:mplayer:0.92
mplayer:mplayer:0.91
mplayer:mplayer:0.90_rc4
mplayer:mplayer:0.90_rc
mplayer:mplayer:0.90_pre
mplayer:mplayer:0.90



Arrow  Advisory Content :  

2008/09/29 #2008-013 MPlayer Real demuxer heap overflow

Description:

The MPlayer multimedia player suffers from a vulnerability which could
result
in arbitrary code execution and at the least, in unexpected process
termination.

Three integer underflows located in the Real demuxer code can be used to
exploit a heap overflow, a specific video file can be crafted in order to
make
the stream_read function reading or writing arbitrary amounts of memory.

The following patch fixes the issue:
http://www.ocert.org/patches/2008-013/mplayer_demux_real.patch

Affected version:

MPlayer <= 1.0_rc2

Fixed version:

MPlayer, N/A

Credit: vulnerability report, patch and PoC code received from Felipe
Andres
Manzano <fmanzano [at] fceia [dot] unr [dot] edu [dot] ar>.

CVE: CVE-2008-3827

Timeline:
2008-08-12: vulnerability report received
2008-08-24: contacted mplayer maintainers
2008-08-25: maintainer provides patch
2008-08-28: reporter indicates that the patch is incomplete and sends new
PoC
2008-09-15: maintainer provides updated patch
2008-09-16: reporter confirms patch
2008-09-29: advisory release

References:

Links:
http://www.mplayerhq.hu

Permalink:
http://www.ocert.org/advisories/ocert-2008-013.html

--
Andrea Barisani | Founder & Project Coordinator
oCERT | Open Source Computer Emergency Response Team

<lcars (at) ocert (dot) org [email concealed]>
http://www.ocert.org
0x864C9B9E 0A76 074A 02CD E989 CE7F AC3F DA47 578E 864C 9B9E
"Pluralitas non est ponenda sine necessitate"



Arrow  References :

http://www.ocert.org/advisories/ocert-2008-013.html
http://www.securityfocus.com/archive/1/archive/1/496806/100/0/threaded




Arrow  Feedback :

If you have additional information or notice any errors regarding this security advisory, please use contact form or email us at info()securityreason()com.
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