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Insecure Library Loading
Moderately critical

Linux Kernel Denial of Service Vulnerabilities

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Release Date:  2006-10-06    Views:  13,597

Secunia Advisory SA22279

Where:

From remote

Impact:

DoS

Solution Status:

Vendor Patch

Operating System:

CVE Reference(s):

Description


Some vulnerabilities have been reported in the Linux Kernel, which can be exploited by malicious, local users and malicious people to cause a DoS (Denial of Service).

1) The "sys_perfmon()" function on Itanium (IA64) systems does not correctly handle file descriptor reference counts, which can be exploited to cause a DoS by consuming all available file descriptors.

2) The "clip_mkip()" function in net/atm/clip.c may dereference a previously freed pointer when processing received data, which can be exploited to cause a kernel panic.


Solution:
Update to version 2.6.18.

Provided and/or discovered by:
1) Reported by the vendor.
2) ADLab, Venustech info Ltd CHINA.

Original Advisory:
http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b8444d00762703e1b6146fce12ce2684885f8bf6
http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=fe26109a9dfd9327fdbe630fc819e1b7450986b2

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 Denial of Service Vulnerabilities

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