USN-4788-1: iperf3 vulnerability

15 March 2021

iperf3 could be made to crash or run programs as an administrator.

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Releases

Packages

  • iperf3 - Internet Protocol bandwidth measuring tool

Details

It was discovered that iperf mishandled certain UTF-8 and UTF-16 strings.
A remote attacker could use this vulnerability to cause 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 16.04

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

References

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Further reading