Linux Kernel VFS Lets Local Users Trucate Directories
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SecurityTracker Alert ID: 1019289
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SecurityTracker URL: http://securitytracker.com/id?1019289
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CVE Reference: CVE-2008-0001
(Links to External Site)
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Date: Jan 31 2008
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Impact: Denial of service via local system, Modification of system information, Modification of user information
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Fix Available: Yes
Vendor Confirmed: Yes
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Version(s): prior to 2.6.22.16; 2.6.23.x prior to 2.6.23.14
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Description: A vulnerability was reported in the Linux Kernel in the virtual file system. A local user can cause denial of service conditions on the target system.
A local user can truncate writable directories on the target system (i.e., directories that the user has write privileges for), preventing users from accessing contents of the directory.
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Impact: A local user can truncate directories on the target system.
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Solution: The vendor has issued a fixed version (2.6.23.14).
The vendor advisory is available at:
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.23.14
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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: Thu, 31 Jan 2008 16:24:25 -0500
Subject: Linux Kernel
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http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.23.14
> Use access mode instead of open flags to determine needed permissions (CVE-2008-0001)
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