Description: A vulnerability and a security issue have been reported in Amavis, which can be exploited by malicious people to cause a DoS (Denial of Service) or potentially to compromise a vulnerable system.
1) An integer underflow error in the "file" utility can be exploited to cause a heap-based buffer overflow.
2) The problem is caused due to certain regular expressions in "file", which can consume all available CPU resources when identifying a specially crafted file.
If you have new information regarding this Secunia advisory or a product in our database, please send it to us using either our web form or email us at vuln@secunia.com.
Ideas, suggestions, and other feedback are most welcome.
