2016 was when Google decided to opt for the Pixel series for its new smartphones, in order to renew and replace the famous Nexu. That was the main cause of the launch of the ancestors of the current fourth generation Pixels, which were announced in October of this year.
While they are about three years old now, the company continues to bring you new and better software updates, but this is the last. This makes it so that they still stand for a while longer in the hands of consumers who decided to buy these mobiles (Pixel and Pixel XL). Now they are the new recipients of improvements and fixes, as well as the latest Android security patch.
This December 2019 update It is also already spreading for the newer Pixel series devices and, as we have been saying, will be the last for the life cycle of the original Pixels, so if you are a user of one of these mobile veterans, you should be thinking about acquiring another terminal later ... that if you want to continue having the latest and most recent Android firmware packages in the future, of course.
The update is being implemented via OTA and brings with it the December security patch that makes the usual bug and security fixes. In addition, according to the famous portal 9to5Google, it solves 15 problems with the December security patch dated '2019-12-01' and 27 for the security patch '2019-12-05'. Among these, the vulnerabilities range from moderate to critical, with the most serious being related to the media framework and a remote attacker who could possibly be executing arbitrary code through a crafted file, just like some kind of virus would. which could be quite damaging for the user.