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Ubuntu 16.04 ESM USN-5089-2 Critical CA Certificate Removal

ubuntu
Calendar Grey September 23, 2021
Dist Ubuntu Esm H88
Resolve connectivity issues linked to an expiring CA certificate in Ubuntu 14.04 and 16.04 ESM by following these essential steps for updates
A certificate about to expire was removed from ca-certificates.

Summary

A certificate about to expire was removed from ca-certificates.

Software Description:

- ca-certificates: Common CA certificates

Details:

USN-5089-1 updated ca-certificates. This update provides

the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.

Original advisory details:

The ca-certificates package contained a CA certificate that will expire on

2021-09-30 and will cause connectivity issues. This update removes the

“DST Root CA X3” CA.

Topics%20covered

Topics Covered

security advisory critical ubuntu ca certificates connectivity issue ca certificate removal

Update Instructions

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

Ubuntu 16.04 ESM:
  ca-certificates                 20210119~16.04.1ubuntu0.1~esm1

Ubuntu 14.04 ESM:
  ca-certificates                 20190110~14.04.1~esm2

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

References

https://ubuntu.com/security/notices/USN-5089-2

https://ubuntu.com/security/notices/USN-5089-1

Severity
critical
Lowest
Low
Medium
High
Critical

September 23, 2021

Topics%20covered

Topics Covered

security advisory critical ubuntu ca certificates connectivity issue ca certificate removal

Package Information

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