USN-4189-2: DPDK regression

dpdk regression

A security issue affects these releases of Ubuntu and its derivatives:

Ubuntu 19.10
Ubuntu 19.04
Ubuntu 18.04 LTS

Summary

USN-4189-1 introduced a regression in DPDK.

Software Description

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.

Update instructions

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

Ubuntu 19.10: dpdk – 18.11.5-0ubuntu0.19.10.1
Ubuntu 19.04: dpdk – 18.11.5-0ubuntu0.19.04.1
Ubuntu 18.04 LTS: dpdk – 17.11.9-0ubuntu18.04.1

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References

Source: USN-4189-2: DPDK regression

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