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APPLE-SA-2016-03-21-6 Safari 9.1

Safari 9.1 is now available and addresses the following:

libxml2
Available for: OS X Mavericks v10.9.5, OS X Yosemite v10.10.5,
OS X El Capitan v10.11 to v10.11.3
Impact: Processing maliciously crafted XML may lead to unexpected
application termination or arbitrary code execution
Description: Multiple memory corruption issues were addressed
through improved memory handling.
CVE-ID
CVE-2016-1762

Safari
Available for: OS X Mavericks v10.9.5, OS X Yosemite v10.10.5,
OS X El Capitan v10.11 to v10.11.3
Impact: Visiting a malicious website may lead to user interface
spoofing
Description: An issue existed where the text of a dialog included
page-supplied text. This issue was addressed by no longer including
that text.
CVE-ID
CVE-2009-2197 : Alexios Fakos of n.runs AG

Safari Downloads
Available for: OS X Mavericks v10.9.5, OS X Yosemite v10.10.5,
OS X El Capitan v10.11 to v10.11.3
Impact: Visiting a maliciously crafted webpage may lead to a system
denial of service
Description: An insufficient input validation issue existed in the
handling of certain files. This was addressed through additional
checks during file expansion.
CVE-ID
CVE-2016-1771 : Russ Cox

Safari Top Sites
Available for: OS X Mavericks v10.9.5, OS X Yosemite v10.10.5,
OS X El Capitan v10.11 to v10.11.3
Impact: A website may be able to track sensitive user information
Description: A cookie storage issue existed in the Top Sites page.
This issue was addressed through improved state management.
CVE-ID
CVE-2016-1772 : WoofWagly

WebKit
Available for: OS X Mavericks v10.9.5, OS X Yosemite v10.10.5,
OS X El Capitan v10.11 to v10.11.3
Impact: A website may be able to track sensitive user information
Description: An issue existed in the handling of attachment URLs.
This issue was addressed through improved URL handling.
CVE-ID
CVE-2016-1781 : Devdatta Akhawe of Dropbox, Inc.

WebKit
Available for: OS X Mavericks v10.9.5, OS X Yosemite v10.10.5,
OS X El Capitan v10.11 to v10.11.3
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution
Description: Multiple memory corruption issues were addressed
through improved memory handling.
CVE-ID
CVE-2016-1778 : 0x1byte working with Trend Micro’s Zero Day
Initiative (ZDI)
CVE-2016-1783 : Mihai Parparita of Google

WebKit
Available for: OS X Mavericks v10.9.5, OS X Yosemite v10.10.5,
OS X El Capitan v10.11 to v10.11.3
Impact: A malicious website may be able to access restricted ports
on arbitrary servers
Description: A port redirection issue was addressed through
additional port validation.
CVE-ID
CVE-2016-1782 : Muneaki Nishimura (nishimunea) of Recruit
Technologies Co.,Ltd.

WebKit
Available for: OS X Mavericks v10.9.5, OS X Yosemite v10.10.5,
OS X El Capitan v10.11 to v10.11.3
Impact: Visiting a maliciously crafted website may reveal a user’s
current location
Description: An issue existed in the parsing of geolocation
requests. This was addressed through improved validation of the
security origin for geolocation requests.
CVE-ID
CVE-2016-1779 : xisigr of Tencent’s Xuanwu Lab
(http://www.tencent.com)

WebKit History
Available for: OS X Mavericks v10.9.5, OS X Yosemite v10.10.5,
OS X El Capitan v10.11 to v10.11.3
Impact: Processing maliciously crafted web content may lead to an
unexpected Safari crash
Description: A resource exhaustion issue was addressed through
improved input validation.
CVE-ID
CVE-2016-1784 : Moony Li and Jack Tang of TrendMicro and 李普君 of
无声信息技术PKAV Team (PKAV.net)

WebKit Page Loading
Available for: OS X Mavericks v10.9.5, OS X Yosemite v10.10.5,
OS X El Capitan v10.11 to v10.11.3
Impact: A malicious website may exfiltrate data cross-origin
Description: A caching issue existed with character encoding. This
was addressed through additional request checking.
CVE-ID
CVE-2016-1785 : an anonymous researcher

WebKit Page Loading
Available for: OS X Mavericks v10.9.5, OS X Yosemite v10.10.5,
OS X El Capitan v10.11 to v10.11.3
Impact: Visiting a malicious website may lead to user interface
spoofing
Description: Redirect responses may have allowed a malicious website
to display an arbitrary URL and read cached contents of the
destination origin. This issue was addressed through improved URL
display logic.
CVE-ID
CVE-2016-1786 : ma.la of LINE Corporation

Installation note:

Safari 9.1 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/
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