Linux Kernel Interleaving Bug Lets Local Users Deny Service
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SecurityTracker Alert ID: 1015433
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SecurityTracker URL: http://securitytracker.com/id?1015433
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CVE Reference: CVE-2005-3358
(Links to External Site)
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Date: Jan 4 2006
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Impact: Denial of service via local system
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Fix Available: Yes
Vendor Confirmed: Yes
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Version(s): 2.6 prior to 2.6.15
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Description: A vulnerability was reported in Linux Kernel. A local user can cause denial of service conditions.
A local user can supply a certain bitmask argument to the set_mempolicy() function to cause a kernel panic when a page fault is later
triggered. The crash occurs because the interleaving code may reference undefined nodes.
Doug Chapman reported this vulnerability.
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Impact: A local user can cause a kernel panic.
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Solution: The vendor has issued a fixed version (2.6.15).
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Vendor URL: www.kernel.org/ (Links to External Site)
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Cause: State 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, 4 Jan 2006 11:21:00 -0500
Subject: Linux Kernel vulnerability
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[PATCH] Make sure interleave masks have at least one node set
Otherwise a bad mem policy system call can confuse the interleaving
code into referencing undefined nodes.
Originally reported by Doug Chapman
I was told it's CVE-2005-3358
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