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Ubuntu Security Notice USN-4377-2
June 01, 2020

ca-certificates update
==========================================================================

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

- Ubuntu 14.04 ESM
- Ubuntu 12.04 ESM

Summary:

An expired certificate was removed from ca-certificates.

Software Description:
- ca-certificates: Common CA certificates

Details:

USN-4377-1 updated ca-certificates. This update provides
the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.

Original advisory details:

 The ca-certificates package contained an expired CA certificate that caused
 connectivity issues. This update removes the "AddTrust External Root" CA.

 In addition, on Ubuntu 12.04 ESM and Ubuntu 14.04 ESM, this update
 refreshes the included certificates to those contained in the 20190110
 package.

Update instructions:

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

Ubuntu 14.04 ESM:
  ca-certificates                 20190110~14.04.1~esm1

Ubuntu 12.04 ESM:
  ca-certificates                 20190110~12.04.1

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

References:
  https://usn.ubuntu.com/4377-2
  https://usn.ubuntu.com/4377-1
  https://launchpad.net/bugs/XXXXXX