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WebKitGTK+ Code Execution / Denial Of Service / Memory Corruption

WebKitGTK+ Code Execution / Denial Of Service / Memory Corruption
Posted Apr 1, 2016
Authored by WebKitGTK+ Team

WebKitGTK+ versions prior to 2.10.5 suffers from memory corruption, code execution, missing restriction, and denial of service vulnerabilities.

tags | advisory, denial of service, vulnerability, code execution
advisories | CVE-2016-1778, CVE-2016-1779, CVE-2016-1781, CVE-2016-1782, CVE-2016-1783, CVE-2016-1785, CVE-2016-1786
MD5 | 8c6b7dd884cda14c09124107ea994c48

WebKitGTK+ Code Execution / Denial Of Service / Memory Corruption

Change Mirror Download
------------------------------------------------------------------------
WebKitGTK+ Security Advisory WSA-2016-0003
------------------------------------------------------------------------

Date reported : March 31, 2016
Advisory ID : WSA-2016-0003
Advisory URL : http://webkitgtk.org/security/WSA-2016-0003.html
CVE identifiers : CVE-2016-1778, CVE-2016-1779, CVE-2016-1781,
CVE-2016-1782, CVE-2016-1783, CVE-2016-1785,
CVE-2016-1786.

Several vulnerabilities were discovered in WebKitGTK+.

CVE-2016-1778
Versions affected: WebKitGTK+ before 2.10.5.
Credit to 0x1byte working with Trend Micro's Zero Day Initiative
(ZDI).
WebKit in Apple iOS before 9.3 and Safari before 9.1 allows remote
attackers to execute arbitrary code or cause a denial of service
(memory corruption) via a crafted web site.

CVE-2016-1779
Versions affected: WebKitGTK+ before 2.10.5.
Credit to xisigr of Tencent's Xuanwu Lab (http://www.tencent.com).
WebKit in Apple iOS before 9.3 and Safari before 9.1 allows remote
attackers to bypass the Same Origin Policy and obtain physical-
location data via a crafted geolocation request.

CVE-2016-1781
Versions affected: WebKitGTK+ before 2.10.5.
Credit to Devdatta Akhawe of Dropbox, Inc.
WebKit in Apple iOS before 9.3 and Safari before 9.1 mishandles
attachment URLs, which makes it easier for remote web servers to
track users via unspecified vectors.

CVE-2016-1782
Versions affected: WebKitGTK+ before 2.10.5.
Credit to Muneaki Nishimura (nishimunea) of Recruit Technologies
Co.,Ltd.
WebKit in Apple iOS before 9.3 and Safari before 9.1 does not
properly restrict redirects that specify a TCP port number, which
allows remote attackers to bypass intended port restrictions via a
crafted web site.

CVE-2016-1783
Versions affected: WebKitGTK+ before 2.10.5.
Credit to Mihai Parparita of Google.
WebKit in Apple iOS before 9.3, Safari before 9.1, and tvOS before
9.2 allows remote attackers to execute arbitrary code or cause a
denial of service (memory corruption) via a crafted web site.

CVE-2016-1785
Versions affected: WebKitGTK+ before 2.10.5.
Credit to an anonymous researcher.
The Page Loading implementation in WebKit in Apple iOS before 9.3
and Safari before 9.1 mishandles character encoding during access to
cached data, which allows remote attackers to bypass the Same Origin
Policy and obtain sensitive information via a crafted web site.

CVE-2016-1786
Versions affected: WebKitGTK+ before 2.10.5.
Credit to ma.la of LINE Corporation.
The Page Loading implementation in WebKit in Apple iOS before 9.3
and Safari before 9.1 mishandles HTTP responses with a 3xx (aka
redirection) status code, which allows remote attackers to spoof the
displayed URL, bypass the Same Origin Policy, and obtain sensitive
cached information via a crafted web site.


We recommend updating to the last stable version of WebKitGTK+. It is
the best way of ensuring that you are running a safe version of
WebKitGTK+. Please check our website for information about the last
stable releases.

Further information about WebKitGTK+ Security Advisories can be found
at: http://webkitgtk.org/security.html

The WebKitGTK+ team,
March 31, 2016

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