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[SA14570] Linux Kernel PPP Server Denial of Service Vulnerability
From: Secunia Security Advisories (sec-adv
secunia.com)
Date: Wed Mar 16 2005 - 07:21:42 CST
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TITLE:
Linux Kernel PPP Server Denial of Service Vulnerability
SECUNIA ADVISORY ID:
SA14570
VERIFY ADVISORY:
http://secunia.com/advisories/14570/
CRITICAL:
Moderately critical
IMPACT:
DoS
WHERE:
From remote
OPERATING SYSTEM:
Linux Kernel 2.6.x
http://secunia.com/product/2719/
DESCRIPTION:
Ben Martel and Stephen Blackheath have reported a vulnerability in
the Linux kernel, which can be exploited by malicious people to cause
a DoS (Denial of Service).
The vulnerability is caused due to an error within the LCP (Link
Control Protocol) parsing in the "ppp_async.c" driver and can be
exploited by pppd clients to cause the server to hang.
SOLUTION:
Update to version 2.6.11.4.
http://kernel.org/
PROVIDED AND/OR DISCOVERED BY:
Ben Martel and Stephen Blackheath
ORIGINAL ADVISORY:
Kernel.org:
http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.11.4
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