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Linux Kernel "pppol2tp_recvmsg()" Memory Corruption Vulnerability Advisory Available in German 

Secunia Advisory: SA30719  
Release Date: 2008-06-16
Last Update: 2008-07-14

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

OS:Linux Kernel 2.6.x


CVE reference:CVE-2008-2750 (Secunia mirror)

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Description:
A vulnerability has been reported in the Linux Kernel, which potentially can be exploited by malicious people to cause a DoS (Denial of Service).

The vulnerability is caused due to a boundary error in the "pppol2tp_recvmsg()" function and can potentially be exploited to corrupt kernel memory via a specially crafted PPP over L2TP packet.

The vulnerability is reported in 2.6.x versions prior to 2.6.26-rc6.

Solution:
Update to version 2.6.26.

Provided and/or discovered by:
The vendor credits Ilja of Netric.

Changelog:
2008-06-20: Added CVE reference.
2008-07-14: Updated "Solution" section.

Original Advisory:
http://kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.26-rc6

http://git.kernel.org/?p=linux/kernel...707a50c7598a83820077393f8823ab791abf8



Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.

Secunia collects, validates, and verifies all vulnerability reports issued by security research groups, vendors, and others.

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