Apple has published a security advisory, highlighting vulnerabilities in multiple products on the 13th of September 2021. It is recommended that you take the necessary precautions by ensuring your products are always updated.
macOS Big Sur -v11.6
macOS Catalina v2021-005
For more information about these Apple updates, you can follow these URLs:
The Guyana National CIRT recommends that users and administrators review these updates and apply them where necessary.
PDF Download: Apple Security Advisory.pdf
Apple security advisory (13th September 2021). Retrieved from Canadian Centre for Cyber Security.
Apple security advisory (13th September 2021). Retrieved from Apple.