==========================================================================
Ubuntu Security Notice USN-4156-1
October 15, 2019

libsdl1.2 vulnerabilities
==========================================================================

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

- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

Several security issues were fixed in SDL.

Software Description:
- libsdl1.2: Simple DirectMedia Layer

Details:

It was discovered that SDL incorrectly handled certain images. If a user
were tricked into opening a crafted image file, a remote attacker could
use this issue to cause SDL to crash, resulting in a denial of service, or
possibly execute arbitrary code.

Update instructions:

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

Ubuntu 18.04 LTS:
  libsdl1.2debian                 1.2.15+dfsg2-0.1ubuntu0.1

Ubuntu 16.04 LTS:
  libsdl1.2debian                 1.2.15+dfsg1-3ubuntu0.1

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

References:
  https://usn.ubuntu.com/4156-1
  CVE-2019-13616, CVE-2019-7572, CVE-2019-7573, CVE-2019-7574,
  CVE-2019-7575, CVE-2019-7576, CVE-2019-7577, CVE-2019-7578,
  CVE-2019-7635, CVE-2019-7636, CVE-2019-7637, CVE-2019-7638

Package Information:
  https://launchpad.net/ubuntu/+source/libsdl1.2/1.2.15+dfsg2-0.1ubuntu0.1
  https://launchpad.net/ubuntu/+source/libsdl1.2/1.2.15+dfsg1-3ubuntu0.1