USN-2789-1: XScreenSaver vulnerability

3 November 2015

The system could be made to expose sensitive information.

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Releases

Packages

Details

It was discovered that XScreenSaver incorrectly handled unplugging an
external monitor. An attacker with physical access could use this flaw to
gain access to a locked session.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 12.04

After a standard system update you need to restart your session to make
all the necessary changes.

References

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Further reading