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USN-4189-2: DPDK regression

25 November 2019

USN-4189-1 introduced a regression in DPDK.

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Releases

Packages

  • dpdk - set of libraries for fast packet processing

Details

USN-4189-1 fixed a vulnerability in DPDK. The new version introduced a
regression in certain environments. This update fixes the problem.

Original advisory details:

Jason Wang discovered that DPDK incorrectly handled certain messages. An
attacker in a malicious container could possibly use this issue to cause
DPDK to leak resources, 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 19.10
Ubuntu 19.04
Ubuntu 18.04

This update uses a new upstream release, which includes additional bug
fixes. In general, a standard system update will make all the necessary
changes.