Linux Kernel Flaw in do_pages_move() Lets Local Users Obtain Kernel Memory and Deny Service
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SecurityTracker Alert ID: 1023554 |
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SecurityTracker URL: http://securitytracker.com/id/1023554
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CVE Reference:
CVE-2010-0415
(Links to External Site)
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Date: Feb 8 2010
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Impact:
Denial of service via local system, Disclosure of system information, Disclosure of user information
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Fix Available: Yes Vendor Confirmed: Yes Exploit Included: Yes
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Version(s): 2.6.18 and later
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Description:
A vulnerability was reported in the Linux kernel. A local user can obtain potentially sensitive information. A local user can cause denial of service conditions.
A local user can supply a specially crafted value to a sys_move_pages call to access potentially sensitive information from kernel memory.
A local user can also cause the target system to crash.
Ramon de Carvalho Valle of IBM reported this vulnerability.
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Impact:
A local user can cause the target system to crash.
A local user can obtain potentially sensitive information from kernel memory.
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Solution:
The vendor has issued a source code fix, available at:
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6f5a55f1a6c5abee15a0e878e5c74d9f1569b8b0
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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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Underlying OS:
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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: Mon, 08 Feb 2010 18:08:05 +0000
Subject: Linux Kernel
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> Fix potential crash with sys_move_pages
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6f5a55f1a6c5abee15a0e878e5c74d9f1569b8b0
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