APPLE-SA-2017-01-23-5 Safari 10.0.3

APPLE-SA-2017-01-23-5 Safari 10.0.3

Safari 10.0.3 is now available and addresses the following:

Safari
Available for:  OS X Yosemite v10.10.5, OS X El Capitan v10.11.6,
and macOS Sierra 10.12.3
Impact: Visiting a malicious website may lead to address bar spoofing
Description: A state management issue in the address bar was
addressed through improved URL handling.
CVE-2017-2359: xisigr of Tencent's Xuanwu Lab (tencent.com)

WebKit
Available for:  OS X Yosemite v10.10.5, OS X El Capitan v10.11.6,
and macOS Sierra 10.12.3
Impact: Processing maliciously crafted web content may exfiltrate
data cross-origin
Description: A prototype access issue was addressed through improved
exception handling.
CVE-2017-2350: Gareth Heyes of Portswigger Web Security

WebKit
Available for:  OS X Yosemite v10.10.5, OS X El Capitan v10.11.6,
and macOS Sierra 10.12.3
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution
Description: Multiple memory corruption issues were addressed through
improved memory handling.
CVE-2017-2354: Neymar of Tencent's Xuanwu Lab (tencent.com) working
with Trend Micro's Zero Day Initiative
CVE-2017-2362: Ivan Fratric of Google Project Zero
CVE-2017-2373: Ivan Fratric of Google Project Zero

WebKit
Available for:  OS X Yosemite v10.10.5, OS X El Capitan v10.11.6,
and macOS Sierra 10.12.3
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution
Description: A memory initialization issue was addressed through
improved memory handling.
CVE-2017-2355: Team Pangu and lokihardt at PwnFest 2016

WebKit
Available for:  OS X Yosemite v10.10.5, OS X El Capitan v10.11.6,
and macOS Sierra 10.12.3
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution
Description: Multiple memory corruption issues were addressed through
improved input validation.
CVE-2017-2356: Team Pangu and lokihardt at PwnFest 2016
CVE-2017-2366: Kai Kang of Tencent's Xuanwu Lab (tencent.com)
CVE-2017-2369: Ivan Fratric of Google Project Zero

WebKit
Available for:  OS X Yosemite v10.10.5, OS X El Capitan v10.11.6,
and macOS Sierra 10.12.3
Impact: Processing maliciously crafted web content may exfiltrate
data cross-origin
Description: Multiple validation issues existed in the handling of
page loading. This issue was addressed through improved logic.
CVE-2017-2363: lokihardt of Google Project Zero
CVE-2017-2364: lokihardt of Google Project Zero

WebKit
Available for:  OS X Yosemite v10.10.5, OS X El Capitan v10.11.6,
and macOS Sierra 10.12.3
Impact: Processing maliciously crafted web content may exfiltrate
data cross-origin
Description: A validation issue existed in variable handling. This
issue was addressed through improved validation.
CVE-2017-2365: lokihardt of Google Project Zero

Additional recognition

WebKit hardening
We would like to acknowledge Ben Gras, Kaveh Razavi, Erik Bosman,
Herbert Bos, and Cristiano Giuffrida of the vusec group at
Vrije Universiteit Amsterdam for their assistance.

Safari 10.0.3 may be obtained from the Mac App Store.

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/