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Insecure Library Loading
Moderately critical

GNU C Library "fnmatch()" Stack Corruption Vulnerability

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Release Date:  2011-02-25    Last Update:  2011-04-05    Views:  3,970

Secunia Advisory SA43492

Where:

From remote

Impact:

DoS, System access

Solution Status:

Vendor Patch

CVE Reference(s):

Description


A vulnerability has been reported in the GNU C Library, which potentially can be exploited by malicious people to compromise a vulnerable system.

The vulnerability is caused due to an error within the implementation of the "fnmatch()" function, which can be exploited to cause a stack corruption by e.g. tricking an application into using the function on specially crafted input.

The vulnerability is reported in versions prior to 2.12.2.


Solution:
Update to version 2.12.2.

Provided and/or discovered by:
Originally reported as a Chrome bug by Simon Berry-Byrne.

Original Advisory:
GNU C Library Bug #11883:
http://sourceware.org/bugzilla/show_bug.cgi?id=11883

Chrome Bug #48733:
http://code.google.com/p/chromium/issues/detail?id=48733

Deep Links:
Links available to Secunia VIM customers

Do you have additional information related to this advisory?

Please provide information about patches, mitigating factors, new versions, exploits, faulty patches, links, and other relevant data by posting comments to this Advisory. You can also send this information to vuln@secunia.com

Subject: GNU C Library "fnmatch()" Stack Corruption Vulnerability

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