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TITLE:
MPlayer SAMI Subtitle Parsing Buffer Overflow Vulnerability

SECUNIA ADVISORY ID:
SA45598

VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/45598/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=45598

RELEASE DATE:
2011-08-15

DISCUSS ADVISORY:
http://secunia.com/advisories/45598/#comments

AVAILABLE ON SITE AND IN CUSTOMER AREA:
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 * Impact
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 * CVE Reference(s)

http://secunia.com/advisories/45598/

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https://ca.secunia.com/?page=viewadvisory&vuln_id=45598

ONLY AVAILABLE WITH SECUNIA CSI AND SECUNIA PSI:
 * AUTOMATED SCANNING

http://secunia.com/vulnerability_scanning/personal/
http://secunia.com/vulnerability_scanning/corporate/wsus_sccm_3rd_third_party_patching/

DESCRIPTION:
A vulnerability has been reported in MPlayer, which can be exploited
by malicious people to compromise a user's system.

The vulnerability is caused due to a boundary error within the
"sub_read_line_sami()" function in subreader.c and can be exploited
to cause a stack-based buffer overflow via a specially crafted SAMI
subtitle file.

Successful exploitation allows execution of arbitrary code.

The vulnerability is reported in svn versions prior to 33471.

SOLUTION:
Update to svn version 33471 or later.

PROVIDED AND/OR DISCOVERED BY:
Originally addressed by the vendor (reimar) without being reported as
a vulnerability.

Later reported as a vulnerability by Jacques Louw, MWR InfoSecurity.

ORIGINAL ADVISORY:
MPlayer:
http://mplayerhq.hu/pipermail/mplayer-cvslog/2011-May/042075.html

MWR InfoSecurity:
http://labs.mwrinfosecurity.com/files/Advisories/mwri_mplayer-sami-subtitles_2011-08-12.pdf

OTHER REFERENCES:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

DEEP LINKS:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED DESCRIPTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED SOLUTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXPLOIT:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

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About:
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