=========================================================================Ubuntu Security Notice USN-3958-1
April 29, 2019

gst-plugins-base0.10, gst-plugins-base1.0 vulnerability
=========================================================================
A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 18.10
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

GStreamer Base Plugins could be made to crash or run programs if it
received specially crafted network traffic.

Software Description:
- gst-plugins-base1.0: GStreamer plugins
- gst-plugins-base0.10: GStreamer plugins

Details:

It was discovered that GStreamer Base Plugins did not correctly handle
certain malformed RTSP streams. If a user were tricked into opening a
crafted RTSP stream with a GStreamer application, an attacker could cause a
denial of service via application crash, or possibly execute arbitrary
code.

Update instructions:

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

Ubuntu 18.10:
  gstreamer1.0-plugins-base       1.14.4-1ubuntu1.1

Ubuntu 18.04 LTS:
  gstreamer1.0-plugins-base       1.14.1-1ubuntu1~ubuntu18.04.2

Ubuntu 16.04 LTS:
  gstreamer0.10-plugins-base      0.10.36-2ubuntu0.2
  gstreamer1.0-plugins-base       1.8.3-1ubuntu0.3

In general, a standard system update will make all the necessary changes.

References:
    CVE-2019-9928

Package Information:
  https://launchpad.net/ubuntu/+source/gst-plugins-base1.0/1.14.4-1ubuntu1.1

https://launchpad.net/ubuntu/+source/gst-plugins-base1.0/1.14.1-1ubuntu1~ubuntu18.04.2
  https://launchpad.net/ubuntu/+source/gst-plugins-base0.10/0.10.36-2ubuntu0.2
  https://launchpad.net/ubuntu/+source/gst-plugins-base1.0/1.8.3-1ubuntu0.3