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Linux Kernel Binary Format Loaders Privilege Escalation
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Secunia Advisory:
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SA13756
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Release Date:
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2005-01-10
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Last Update:
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2005-01-20
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Popularity:
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12,851 views
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Critical:
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Less critical
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Impact:
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Privilege escalation
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Where:
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Local system
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Solution Status:
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Partial Fix
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| OS: | Linux Kernel 2.4.x
Linux Kernel 2.6.x
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| CVE reference: | CVE-2004-1235
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Description:
Paul Starzetz has reported a vulnerability in the Linux kernel, which can be exploited by malicious, local users to gain escalated privileges.
The vulnerability is caused due to errors in the binary format loaders within the memory management.
Successful exploitation allows execution of arbitrary code with root privileges.
The vulnerability has been reported in the 2.4 branch up to and including version 2.4.29-rc2, and in the 2.6 branch up to and including version 2.6.10.
Solution:
The vulnerability has been fixed in version 2.4.29.
http://kernel.org/
Grant only trusted users access to affected systems.
Provided and/or discovered by:
Paul Starzetz
Changelog:
2005-01-20: Updated "Solution" section with information about fix for 2.4 kernel branch.
Original Advisory:
http://www.isec.pl/vulnerabilities/isec-0021-uselib.txt
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About this Secunia Advisory
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Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.
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