USN-6375-1: atftp vulnerability

15 September 2023

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

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Releases

Packages

  • atftp - Advanced TFTP Server and Client

Details

Florian Fainelli discovered that atftp did not properly manage requests
made to a non-existent file, which could lead to a crash. A remote
attacker could possibly use this issue to cause 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 23.04
Ubuntu 22.04

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

References

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Further reading