USN-669-1: gnome-screensaver vulnerabilities

11 November 2008

gnome-screensaver vulnerabilities

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Releases

Packages

Details

It was discovered that the notify feature in gnome-screensaver could let
a local attacker read the clipboard contents of a locked session by
using Ctrl-V. (CVE-2007-6389)

Alan Matsuoka discovered that gnome-screensaver did not properly handle
network outages when using a remote authentication service. During a
network interruption, or by disconnecting the network cable, a local
attacker could gain access to locked sessions. (CVE-2008-0887)

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 7.10
Ubuntu 6.06

After a standard system upgrade you need to restart all user sessions on
your computer to effect the necessary changes.

References

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