USN-1382-1: Light Display Manager vulnerability
Publication date
5 March 2012
Overview
Light Display Manager would allow unintended access to file descriptors.
Releases
Packages
- lightdm - Display Manager
Details
Austin Clements discovered that Light Display Manager incorrectly leaked
file descriptors to child processes. A local attacker can use this to
bypass intended permissions and write to the log file, cause a denial of
service, or possibly have another unknown impact.
Austin Clements discovered that Light Display Manager incorrectly leaked
file descriptors to child processes. A local attacker can use this to
bypass intended permissions and write to the log file, cause a denial of
service, or possibly have another unknown impact.
Update instructions
After a standard system update you need to reboot your computer to make all the necessary changes.
Learn more about how to get the fixes.The problem can be corrected by updating your system to the following package versions:
Ubuntu Release | Package Version | ||
---|---|---|---|
11.10 oneiric | liblightdm-gobject-1-0 – 1.0.6-0ubuntu1.4 | ||
liblightdm-qt-1-0 – 1.0.6-0ubuntu1.4 | |||
lightdm – 1.0.6-0ubuntu1.4 | |||
lightdm-gtk-greeter – 1.0.6-0ubuntu1.4 | |||
lightdm-qt-greeter – 1.0.6-0ubuntu1.4 |
Reduce your security exposure
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