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Insecure Library Loading
Not critical

Linux Kernel "mincore()" Deadlock Denial of Service

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Release Date:  2006-12-20    Views:  17,193

Secunia Advisory SA23436

Where:

Local system

Impact:

DoS

Solution Status:

Vendor Patch

Operating System:

CVE Reference(s):

Description


Doug Chapman has reported a vulnerability in the Linux Kernel, which can be exploited by malicious, local users to cause a DoS (Denial of Service).

The vulnerability is caused due to an error within the handling of locking semaphores in "mincore()". This can be exploited to cause a deadlock by using the function on unmapped pages.


Solution:
Update to version 2.4.33.6.

Provided and/or discovered by:
Doug Chapman

Original Advisory:
http://kernel.org/pub/linux/kernel/v2.4/ChangeLog-2.4.33.6

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: Linux Kernel "mincore()" Deadlock Denial of Service

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