USN-4986-1: rpcbind vulnerability

Publication date

9 June 2021

Overview

rpcbind could be made to consume resources and crash if it received specially crafted network traffic.

Releases


Packages

  • rpcbind - converts RPC program numbers into universal addresses

Details

It was discovered that rpcbind incorrectly handled certain large data
sizes. A remote attacker could use this issue to cause rpcbind to consume
resources, leading to a denial of service.

It was discovered that rpcbind incorrectly handled certain large data
sizes. A remote attacker could use this issue to cause rpcbind to consume
resources, leading to a denial of service.

Update instructions

After a standard system update you need to reboot your computer to make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
18.04 bionic rpcbind –  0.2.3-0.6ubuntu0.18.04.2

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