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APPLE-SA-2020-05-26-7 Safari 13.1.1

Safari 13.1.1 is now available and addresses the following:

Safari
Available for: macOS Mojave and macOS High Sierra, and included in
macOS Catalina
Impact: A malicious process may cause Safari to launch an application
Description: A logic issue was addressed with improved restrictions.
CVE-2020-9801: @jinmo123, @setuid0x0_, and @insu_yun_en of
@SSLab_Gatech working with Trend Micro’s Zero Day Initiative

WebKit
Available for: macOS Mojave and macOS High Sierra, and included in
macOS Catalina
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution
Description: A logic issue was addressed with improved restrictions.
CVE-2020-9802: Samuel Groß of Google Project Zero

WebKit
Available for: macOS Mojave and macOS High Sierra, and included in
macOS Catalina
Impact: Processing maliciously crafted web content may lead to
universal cross site scripting
Description: A logic issue was addressed with improved restrictions.
CVE-2020-9805: an anonymous researcher

WebKit
Available for: macOS Mojave and macOS High Sierra, and included in
macOS Catalina
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution
Description: A type confusion issue was addressed with improved
memory handling.
CVE-2020-9800: Brendan Draper (@6r3nd4n) working with Trend Micro
Zero Day Initiative

WebKit
Available for: macOS Mojave and macOS High Sierra, and included in
macOS Catalina
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution
Description: A memory corruption issue was addressed with improved
state management.
CVE-2020-9806: Wen Xu of SSLab at Georgia Tech
CVE-2020-9807: Wen Xu of SSLab at Georgia Tech

WebKit
Available for: macOS Mojave and macOS High Sierra, and included in
macOS Catalina
Impact: A remote attacker may be able to cause arbitrary code
execution
Description: A logic issue was addressed with improved restrictions.
CVE-2020-9850: @jinmo123, @setuid0x0_, and @insu_yun_en of
@SSLab_Gatech working with Trend Micro’s Zero Day Initiative

WebKit
Available for: macOS Mojave and macOS High Sierra, and included in
macOS Catalina
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-2020-9843: Ryan Pickren (ryanpickren.com)

WebKit
Available for: macOS Mojave and macOS High Sierra, and included in
macOS Catalina
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution
Description: A memory corruption issue was addressed with improved
validation.
CVE-2020-9803: Wen Xu of SSLab at Georgia Tech

WebRTC
Available for: macOS Mojave and macOS High Sierra, and included in
macOS Catalina
Impact: Processing maliciously crafted web content may result in the
disclosure of process memory
Description: An access issue was addressed with improved memory
management.
CVE-2019-20503: Natalie Silvanovich of Google Project Zero

Additional recognition

WebKit
We would like to acknowledge Aidan Dunlap of UT Austin for their
assistance.

Installation note:

Safari 13.1.1 may be obtained from the Mac App Store.
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