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USN-2478-1: libssh vulnerability

19 January 2015

libssh could be made to crash if it received specially crafted network traffic.

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Releases

Packages

  • libssh - A tiny C SSH library

Details

It was discovered that libssh incorrectly handled certain kexinit packets.
A remote attacker could possibly use this issue to cause libssh to crash,
resulting in a denial of service.

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 14.10
Ubuntu 14.04
Ubuntu 12.04

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

References

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Further reading