Linux Kernel vmsplice() Memory Dereference Bug Lets Local Users Gain Root Privileges
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SecurityTracker Alert ID: 1019393 |
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SecurityTracker URL: http://securitytracker.com/id/1019393
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CVE Reference:
CVE-2008-0600
(Links to External Site)
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Date: Feb 12 2008
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Impact:
Execution of arbitrary code via local system, Root access via local system
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Fix Available: Yes Vendor Confirmed: Yes
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Version(s): 2.6.23 - 2.6.24
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Description:
A vulnerability was reported in Linux Kernel. A local user can obtain root privileges on the target system.
A local user can trigger a flaw in the vmsplice_to_user() function in 'fs/splice.c' to trigger a memory dereference error and execute arbitrary code on the target system.
A local user can also exploit a flaw in the copy_from_user_mmap_sem() function to read arbitrary kernel memory locations.
Wojciech Purczynski reported this vulnerability.
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Impact:
A local user can obtain root privileges on the target system.
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Solution:
The vendor has issued a source code fix.
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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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[Original Message Not Available for Viewing]
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