Ubuntu Security Notice USN-2945-1
4th April, 2016
xchat-gnome vulnerability
A security issue affects these releases of Ubuntu and its
derivatives:
- Ubuntu 15.10
- Ubuntu 14.04 LTS
- Ubuntu 12.04 LTS
Summary
XChat-GNOME could be made to expose sensitive information over the network.
Software description
- 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 man-in-the-middle attack.
Update instructions
The problem can be corrected by updating your system to the following
package version:
- Ubuntu 15.10:
-
xchat-gnome
1:0.30.0~git20141005.816798-0ubuntu6.2
- Ubuntu 14.04 LTS:
-
xchat-gnome
1:0.30.0~git20131003.d20b8d+really20110821-0.2ubuntu12.2
- Ubuntu 12.04 LTS:
-
xchat-gnome
1:0.30.0~git20110821.e2a400-0.2ubuntu4.3
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to restart XChat-GNOME to make
all the necessary changes.