Ubuntu Update for sudo vulnerability USN-983-1

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  3. Ubuntu Update for sudo vulnerability USN-983-1
Summary
Ubuntu Update for Linux kernel vulnerabilities USN-983-1
Solution
Please Install the Updated Packages.
Insight
Markus Wuethrich discovered that sudo did not always verify the user when a group was specified in the Runas_Spec. A local attacker could exploit this to execute arbitrary code as root if sudo was configured to allow the attacker to use a program as a group when the attacker was not a part of that group.
Affected
sudo vulnerability on Ubuntu 9.10 , Ubuntu 10.04 LTS
Severity
Medium Severity
Classification
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