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Linux Kernel Ptrace Privilege Escalation Vulnerability
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Secunia Advisory:
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SA8337
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Release Date:
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2003-03-19
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Last Update:
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2004-04-19
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Popularity:
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9,320 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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Vendor Patch
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| OS: | Linux Kernel 2.2.x
Linux Kernel 2.4.x
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| CVE reference: | CVE-2003-0127
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Description:
A vulnerability has been identified in version 2.2.x and 2.4.x of the Linux kernel.
The vulnerability is caused by an error in ptrace and can be exploited by malicious, local users to escalate their privileges to "root" on a vulnerable system.
Solution:
Linux kernel 2.2.25 has been released:
http://www.kernel.org/pub/linux/kernel/v2.2/patch-2.2.25.bz2
An new version of the 2.4 kernel has not been released yet.
Provided and/or discovered by:
Andrzej Szombierski
Changelog:
2004-04-19: Added link to US-CERT vulnerability note.
Other References:
http://linuxtoday.com/news_story.php3?ltsn=2003-03-18-001-26-SC-KN-SW
US-CERT VU#628849:
http://www.kb.cert.org/vuls/id/628849
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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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