USN-2945-1: XChat-GNOME vulnerability

4 April 2016

XChat-GNOME could be made to expose sensitive information over the network.

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Releases

Packages

  • xchat-gnome - simple and featureful IRC client for GNOME

Details

It was discovered that XChat-GNOME incorrectly verified the hostname in an
SSL certificate. An attacker could trick XChat-GNOME into trusting a rogue
server's certificate, which was signed by a trusted certificate authority,
to perform a machine-in-the-middle attack.

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 15.10
Ubuntu 14.04
Ubuntu 12.04

After a standard system update you need to restart XChat-GNOME to make
all the necessary changes.

References

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Further reading