About Apple security updates
For our customers' protection, Apple doesn't disclose, discuss, or confirm security issues until an investigation has occurred and patches or releases are available. Recent releases are listed on the Apple security updates page.
Apple security documents reference vulnerabilities by CVE-ID when possible.
For more information about security, see the Apple Product Security page.
Safari 14.0
Released September 16, 2020
Safari
Available for: macOS Catalina and macOS Mojave, and included in macOS Big Sur
Impact: Visiting a malicious website may lead to address bar spoofing
Description: The issue was addressed with improved UI handling.
CVE-2020-9993: Masato Sugiyama (@smasato) of University of Tsukuba, Piotr Duszynski
Entry added November 12, 2020
Safari
Available for: macOS Catalina and macOS Mojave, and included in macOS Big Sur
Impact: Visiting a malicious website may lead to address bar spoofing
Description: An inconsistent user interface issue was addressed with improved state management.
CVE-2020-9987: Rafay Baloch (cybercitadel.com) of Cyber Citadel
Entry added November 12, 2020
WebKit
Available for: macOS Catalina and macOS Mojave
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: A type confusion issue was addressed with improved memory handling.
CVE-2020-9948: Brendan Draper (@6r3nd4n) working with Trend Micro Zero Day Initiative
WebKit
Available for: macOS Catalina and macOS Mojave, and included in macOS Big Sur
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: A use after free issue was addressed with improved memory management.
CVE-2020-9947: cc working with Trend Micro Zero Day Initiative
CVE-2020-9950: cc working with Trend Micro Zero Day Initiative
CVE-2020-9951: Marcin 'Icewall' Noga of Cisco Talos
Entry updated November 12, 2020
WebKit
Available for: macOS Catalina and macOS Mojave
Impact: Processing maliciously crafted web content may lead to a cross site scripting attack
Description: An input validation issue was addressed with improved input validation.
CVE-2020-9952: Ryan Pickren (ryanpickren.com)
WebKit
Available for: macOS Catalina and macOS Mojave
Impact: Processing maliciously crafted web content may lead to code execution
Description: An out-of-bounds write issue was addressed with improved bounds checking.
CVE-2020-9983: zhunki
Additional recognition
Safari
We would like to acknowledge @PaulosYibelo of Limehats, Ryan Pickren (ryanpickren.com) for their assistance.
Entry added November 12, 2020
Safari Reader
We would like to acknowledge Zhiyang Zeng(@Wester) of OPPO ZIWU Security Lab for their assistance.
Entry added November 12, 2020
WebKit
We would like to acknowledge Pawel Wylecial of REDTEAM.PL, Ryan Pickren (ryanpickren.com), Tsubasa FUJII (@reinforchu), Zhiyang Zeng(@Wester) of OPPO ZIWU Security Lab for their assistance.
Entry added November 12, 2020