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USN-2229-1: GnuTLS vulnerability

2 June 2014

GnuTLS could be made to crash or run programs if it connected to a malicious server.

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Releases

Packages

Details

Joonas Kuorilehto discovered that GnuTLS incorrectly handled Server Hello
messages. A malicious remote server or a machine-in-the-middle could use this
issue to cause GnuTLS to crash, resulting in a denial of service, or
possibly execute arbitrary code.

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 14.04
Ubuntu 13.10
Ubuntu 12.04
Ubuntu 10.04

In general, a standard system update will make all the necessary changes.

References

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Further reading