Ubuntu Security Update USN-4189-2: DPDK regression

[LinuxBot]

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

• USN-4189-1
• LP: 1853463

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