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APPLE-SA-2019-3-25-6 iCloud for Windows 7.11

iCloud for Windows 7.11 is now available and addresses the following:

CoreCrypto
Available for: Windows 7 and later
Impact: A malicious application may be able to elevate privileges
Description: A buffer overflow was addressed with improved bounds
checking.
CVE-2019-8542: an anonymous researcher

iTunes
Available for: Windows 7 and later
Impact: Running the iTunes installer in an untrusted directory may
result in arbitrary code execution
Description: A race condition existed during the installation of
iTunes for Windows. This was addressed with improved state handling.
CVE-2019-6232: Stefan Kanthak (eskamation.de)

WebKit
Available for: Windows 7 and later
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution
Description: A type confusion issue was addressed with improved
memory handling.
CVE-2019-8506: Samuel Groß of Google Project Zero

WebKit
Available for: Windows 7 and later
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution
Description: A memory corruption issue was addressed with improved
state management.
CVE-2019-8535: Zhiyang Zeng (@Wester) of Tencent Blade Team

WebKit
Available for: Windows 7 and later
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution
Description: Multiple memory corruption issues were addressed with
improved memory handling.
CVE-2019-6201: dwfault working with ADLab of Venustech
CVE-2019-8518: Samuel Groß of Google Project Zero
CVE-2019-8523: Apple
CVE-2019-8524: G. Geshev working with Trend Micro Zero Day Initiative
CVE-2019-8558: Samuel Groß of Google Project Zero
CVE-2019-8559: Apple
CVE-2019-8563: Apple

WebKit
Available for: Windows 7 and later
Impact: Processing maliciously crafted web content may disclose
sensitive user information
Description: A cross-origin issue existed with the fetch API. This
was addressed with improved input validation.
CVE-2019-8515: James Lee (@Windowsrcer)

WebKit
Available for: Windows 7 and later
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution
Description: A memory corruption issue was addressed with improved
memory handling.
CVE-2019-8536: Apple
CVE-2019-8544: an anonymous researcher

WebKit
Available for: Windows 7 and later
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-2019-7285: dwfault working at ADLab of Venustech
CVE-2019-8556: Apple

WebKit
Available for: Windows 7 and later
Impact: Processing maliciously crafted web content may result in the
disclosure of process memory
Description: A validation issue was addressed with improved logic.
CVE-2019-7292: Zhunki and Zhiyi Zhang of 360 ESG Codesafe Team

WebKit
Available for: Windows 7 and later
Impact: A malicious website may be able to execute scripts in the
context of another website
Description: A logic issue was addressed with improved validation.
CVE-2019-8503: Linus Särud of Detectify

WebKit
Available for: Windows 7 and later
Impact: Processing maliciously crafted web content may lead to
universal cross site scripting
Description: A logic issue was addressed with improved validation.
CVE-2019-8551: Ryan Pickren (ryanpickren.com)

Windows Installer
Available for: Windows 7 and later
Impact: Running the iCloud installer in an untrusted directory may
result in arbitrary code execution
Description: A race condition existed during the installation of
iCloud for Windows. This was addressed with improved state handling.
CVE-2019-6236: Stefan Kanthak (eskamation.de)

Additional recognition

Safari
We would like to acknowledge Nikhil Mittal (@c0d3G33k) of Payatu Labs
(payatu.com) for their assistance.

WebKit
We would like to acknowledge Andrey Kovalev of Yandex Security Team
for their assistance.

Installation note:

iCloud for Windows 7.11 may be obtained from:
https://support.apple.com/HT204283

Information will also be posted to the Apple Security Updates
web site: https://support.apple.com/kb/HT201222

This message is signed with Apple’s Product Security PGP key,
and details are available at:
https://www.apple.com/support/security/pgp/
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