Ubuntu alert USN-6403-2 (libvpx)

From:
             
 
"Leonidas S. Barbosa" <leo.barbosa@canonical.com>
To:
             
 
ubuntu-security-announce@lists.ubuntu.com
Subject:
             
 
[USN-6403-2] libvpx vulnerabilities
Date:
             
 
Mon, 23 Oct 2023 14:02:14 -0300
Message-ID:
             
 
<20231023170214.GA1051729@d4rkl41n>
==========================================================================
Ubuntu Security Notice USN-6403-2
October 23, 2023

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

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

- Ubuntu 18.04 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 18.04 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 18.04 LTS (Available with Ubuntu Pro):
  libvpx5                         1.7.0-3ubuntu0.18.04.1+esm1

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

References:
  https://ubuntu.com/security/notices/USN-6403-2
  https://ubuntu.com/security/notices/USN-6403-1
  CVE-2023-44488, CVE-2023-5217