Safari 14.1 Released for MacOS Mojave & Catalina with Security Fix

May 5, 2021 - Leave a Comment

Safari for Mac

Apple has released Safari 14.1 for MacOS Catalina and macOS Mojave. It is recommended for all users of Catalina and Mojave to install the update.

The Safari 14.1 release features important security updates for WebKit and the Safari web browser in macOS Mojave (10.14.6) and macOS Catalina (10.15.7), containing the same patches that were included in macOS Big Sur 11.3.1.

Mac users running macOS Catalina or macOS Mojave can find Safari 14.1 available to download now from the Software Update preference panel, accessible via  Apple menu > System Preferences.

The same WebKit security issue addressed by Safari 14.1 was also patched on other Apple devices with iOS 14.5.1, iPadOS 14.5.1, iOS 12.5.3, watchOS 7.4.1, and macOS Big Sur 11.3.1.

Security release notes for Safari 14.1 are as follows, courtesy of Apple:

Safari 14.1*
Released May 4, 2021

WebKit
Available for: macOS Catalina and macOS Mojave
Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.
Description: A memory corruption issue was addressed with improved state management.
CVE-2021-30665: yangkang (@dnpushme)&zerokeeper&bianliang of 360 ATA

WebKit
Available for: macOS Catalina and macOS Mojave
Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.
Description: An integer overflow was addressed with improved input validation.
CVE-2021-30663: an anonymous researcher

* Safari 14.1 includes the security content of Safari 14.1 (released April 26, 2021). After installing this update, the build number for Safari 14.1 is 15611.1.21.161.7 on macOS Catalina and 14611.1.21.161.7 on macOS Mojave

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Posted by: Paul Horowitz in Mac OS, News

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