MPlayer Security Advisory #002

Remotely exploitable vulnerability in HTTP parser

Severity:
HIGH (if playing HTTP streaming content)
LOW (if playing only normal files)

Description:
A remotely exploitable buffer overflow vulnerability was found in MPlayer.
A malicious host can craft a harmful HTTP header ("Location:"), and trick
MPlayer into executing arbitrary code upon parsing that header.

MPlayer versions affected:
MPlayer 0.90pre series
MPlayer 0.90rc series
MPlayer 0.90
MPlayer 0.91
MPlayer 1.0pre1
MPlayer 1.0pre2
MPlayer 1.0pre3

MPlayer versions unaffected:
MPlayer releases before 0.60pre1
MPlayer 0.92.1
MPlayer 1.0pre3try2
MPlayer 0_92 CVS
MPlayer HEAD CVS

Notification status:
Developers were notified on 2004.03.29 (by "blexim")
Fix was commited into HEAD CVS at 2004.03.30 12:58:43 CEST
MPlayer 0.92.1 (vuln-fix-only release) was released on 2003.03.30 16:45:00 CEST
MPlayer 1.0pre3try2 (vuln-fix-only release) was released on 2003.03.30 16:51:00 CEST

Patch availability:
A patch is available for all vulnerable versions.

Suggested upgrading methods:
MPlayer 1.0pre3 users should upgrade to latest CVS
MPlayer 0.92 (and below) users should upgrade to 0.92.1 OR latest CVS

MPlayer 0.92.1 (PGP signature) (MD5 checksum) is available for download.
MPlayer 1.0pre3try2 (PGP signature) (MD5 checksum) is available for download.

-- 
Gabucino
MPlayer Core Team