[USN-4986-1] rpcbind vulnerability

========================================================================== Ubuntu Security Notice USN-4986-1 June 09, 2021
rpcbind vulnerability ==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 18.04 LTS
Summary:
rpcbind could be made to consume resources and crash if it received specially crafted network traffic.
Software Description: – 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.
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 18.04 LTS: rpcbind 0.2.3-0.6ubuntu0.18.04.2
After a standard system update you need to reboot your computer to make all the necessary changes.
References: ubuntu.com/security/notices/USN-4986-1 CVE-2017-8779
Package Information: launchpad.net/ubuntu/+source/rpcbind/0.2.3-0.6ubuntu0.18.04.2