Gentoo file Denial of Service Security Issue
Secunia Advisory: SA24918
Release Date: 2007-04-18
Popularity: 5,461 views

Critical:
Less critical
Impact: DoS
Where: From remote
Solution Status: Vendor Patch

OS:Gentoo Linux 1.x

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CVE reference:CVE-2007-2026


Description:
Gentoo has acknowledged a security issue in file, which potentially can be exploited by malicious people to cause a DoS (Denial of Service).

The security issue is caused due to certain regular expressions, which can consume all available CPU resources when identifying a specially crafted file. This can be exploited to cause a DoS by e.g. tricking an automated system into identifying a malicious file using the "file" command.

NOTE: Successful exploitation may require that the system uses glibc 2.5.

Solution:
Update to version "sys-apps/file-4.20-r1" or later.

Provided and/or discovered by:
Conor Edberg

Original Advisory:
http://www.gentoo.org/security/en/glsa/glsa-200704-13.xml


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