A libvpx security update has been released for Ubuntu Linux 16.04 LTS.

[USN-6403-3] libvpx vulnerabilities

==========================================================================
Ubuntu Security Notice USN-6403-3
November 01, 2023

libvpx vulnerabilities
==========================================================================

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

- Ubuntu 16.04 LTS (Available with Ubuntu Pro)

Summary:

Several security issues were fixed in libvpx.

Software Description:
- libvpx: VP8 and VP9 video codec

Details:

USN-6403-1 fixed several vulnerabilities in libvpx. This update provides
the corresponding update for Ubuntu 16.04 LTS.

Original advisory details:

 It was discovered that libvpx did not properly handle certain malformed
 media files. If an application using libvpx opened a specially crafted
 file, a remote attacker could cause 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 16.04 LTS (Available with Ubuntu Pro):
  libvpx3                         1.5.0-2ubuntu1.1+esm2

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

References:
  https://ubuntu.com/security/notices/USN-6403-3
  https://ubuntu.com/security/notices/USN-6403-1
  CVE-2023-44488, CVE-2023-5217