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Ubuntu Security Notice USN-4189-2

Ubuntu Security Notice USN-4189-2
Posted Nov 25, 2019
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4189-2 - USN-4189-1 fixed a vulnerability in DPDK. The new version introduced a regression in certain environments. This update fixes the problem. 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. Various other issues were also addressed.

tags | advisory, denial of service
systems | linux, ubuntu
SHA-256 | 9acaaf25805775033590a3f3ceff01585598adab93ebdcf7736e830c82b9cf38

Ubuntu Security Notice USN-4189-2

Change Mirror Download
==========================================================================
Ubuntu Security Notice USN-4189-2
November 25, 2019

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

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:
https://usn.ubuntu.com/4189-2
https://usn.ubuntu.com/4189-1
https://launchpad.net/bugs/1853463

Package Information:
https://launchpad.net/ubuntu/+source/dpdk/18.11.5-0ubuntu0.19.10.1
https://launchpad.net/ubuntu/+source/dpdk/18.11.5-0ubuntu0.19.04.1
https://launchpad.net/ubuntu/+source/dpdk/17.11.9-0ubuntu18.04.1

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