Linux Kernel ATM clip_mkip() Function Lets Remote Users Deny Service
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SecurityTracker Alert ID: 1017526
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SecurityTracker URL: http://securitytracker.com/id?1017526
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CVE Reference: CVE-2006-4997
(Links to External Site)
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Date: Jan 17 2007
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Impact: Denial of service via network
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Fix Available: Yes
Vendor Confirmed: Yes
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Version(s): 2.6
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Description: A vulnerability was reported in Linux Kernel in the ATM subsystem. A remote user can cause denial of service conditions.
A remote user can send specially crafted data to access socket buffer memory that has been freed, triggering a kernel panic.
Only
systems with ATM hardware installed and configured for ATM support are affected.
The vulnerability resides in the clip_mkip()
function in 'net/atm/clip.c'.
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Impact: A remote user can cause a kernel panic.
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Solution: A source code fix is available at:
http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=fe26109a9dfd9327fdbe630fc819e1b7450986b2
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Vendor URL: www.kernel.org/ (Links to External Site)
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Cause: Access control error
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Message History:
This archive entry has one or more follow-up message(s) listed below.
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Source Message Contents
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Date: Wed, 17 Jan 2007 08:15:02 -0500
Subject: Linux kernel
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CVE-2006-4997
The clip_mkip function in net/atm/clip.c of the ATM subsystem in Linux kernel allows
remote attackers to cause a denial of service (panic) via unknown vectors that cause
the ATM subsystem to access the memory of socket buffers after they are freed (freed
pointer dereference).
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