Although companies continue to roll out fixes, experts say hackers may soon attempt to exploit the flaws on devices that haven't been updated. The flaws are believed to be more complicated to exploit than other common methods.
Google also released mitigations for its many of products, and said a fix for its Chrome browser will be available later this month.
As of January 2015, Stat Counter estimates that Google Chrome has a 51% worldwide usage share of web browsers as a desktop browser, it is also the most popular browser for smartphones.
Wikipedia Safari is a web browser developed by Apple Inc. First released as a public beta in 2003 on the company's OS X operating system, it became Apple's default browser beginning with Mac OS X Panther.
Meanwhile, Mac users can now install mac OS High Sierra 10.13.2 for the same Safari fixes for laptops and desktops.
The download is now available from the App Store under "Updates." said last week all of its i OS and Mac devices were affected by the flaws, and it already released updates to mitigate against Meltdown.
Wikipedia Try out now Microsoft Edge is a web browser developed by Microsoft and included in the company's Windows 10 operating systems, replacing Internet Explorer as the default web browser on all device classes.
Now, Apple users can be protected against Spectre, too.
Both flaws affect something called "speculative execution" in modern computer chips, but they can be abused in different ways.
Apple's newly launched mac OS High Sierra may not be flashy on the outside, but there's plenty going on beneath the surface.
Admittedly, some of its high-profile upgrades are easier to spot: Like Safari muting autoplaying videos by default.