Two vulnerabilities have been identified in Blender, which could be exploited by remote attackers to execute arbitrary commands or cause a denial of service.
The first flaw is due to an integer overflow error in the "get_bhead()" [readfile.c] function when processing malformed ".blend" files, which could be exploited by remote attackers to compromise an affected system by convincing a user to open a specially crafted "blend" file [...]
Solution
Upgrade to Blender version 2.41 :
http://www.blender3d.org/cms/Blender.31.0.html
Credits
Vulnerabilities reported by Damian Put and Joxean Koret
ChangeLog
2005-12-21 : Initial release
2006-01-25 : Updated Solution
2006-04-24 : Additional vulnerability
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