WebKitGTK WPE WebKit Memory Corruption Code Execution

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WebKitGTK+ and WPE WebKit Security Advisory WSA-2019-0001
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WebKitGTK+ and WPE WebKit Security Advisory WSA-2019-0001
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Date reported : February 08, 2019
Advisory ID : WSA-2019-0001
WebKitGTK+ Advisory URL :
https://webkitgtk.org/security/WSA-2019-0001.html
WPE WebKit Advisory URL :
https://wpewebkit.org/security/WSA-2019-0001.html
CVE identifiers : CVE-2019-6212, CVE-2019-6215, CVE-2019-6216,
CVE-2019-6217, CVE-2019-6226, CVE-2019-6227,
CVE-2019-6229, CVE-2019-6233, CVE-2019-6234.

Several vulnerabilities were discovered in WebKitGTK+ and WPE WebKit.

CVE-2019-6212
Versions affected: WebKitGTK+ before 2.22.6 and WPE WebKit before
2.22.4.
Credit to an anonymous researcher.
Processing maliciously crafted web content may lead to arbitrary
code execution. Multiple memory corruption issues were addressed
with improved memory handling.

CVE-2019-6215
Versions affected: WebKitGTK+ before 2.22.6 and WPE WebKit before
2.22.4.
Credit to Lokihardt of Google Project Zero.
Processing maliciously crafted web content may lead to arbitrary
code execution. A type confusion issue was addressed with improved
memory handling.

CVE-2019-6216
Versions affected: WebKitGTK+ before 2.22.5 and WPE WebKit before
2.22.3.
Credit to Fluoroacetate working with Trend Micro's Zero Day
Initiative.
Processing maliciously crafted web content may lead to arbitrary
code execution. Multiple memory corruption issues were addressed
with improved memory handling.

CVE-2019-6217
Versions affected: WebKitGTK+ before 2.22.5 and WPE WebKit before
2.22.3.
Credit to Fluoroacetate working with Trend Micro's Zero Day
Initiative, Proteas, Shrek_wzw, and Zhuo Liang of Qihoo 360 Nirvan
Team.
Processing maliciously crafted web content may lead to arbitrary
code execution. Multiple memory corruption issues were addressed
with improved memory handling.

CVE-2019-6226
Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0.
Credit to Apple.
Processing maliciously crafted web content may lead to arbitrary
code execution. Multiple memory corruption issues were addressed
with improved memory handling.

CVE-2019-6227
Versions affected: WebKitGTK+ before 2.22.5 and WPE WebKit before
2.22.3.
Credit to Qixun Zhao of Qihoo 360 Vulcan Team.
Processing maliciously crafted web content may lead to arbitrary
code execution. A memory corruption issue was addressed with
improved memory handling.

CVE-2019-6229
Versions affected: WebKitGTK+ before 2.22.5 and WPE WebKit before
2.22.3.
Credit to Ryan Pickren.
Processing maliciously crafted web content may lead to universal
cross site scripting. A logic issue was addressed with improved
validation.

CVE-2019-6233
Versions affected: WebKitGTK+ before 2.22.4 and WPE WebKit before
2.22.2.
Credit to G. Geshev from MWR Labs working with Trend Micro's Zero
Day Initiative.
Processing maliciously crafted web content may lead to arbitrary
code execution. A memory corruption issue was addressed with
improved memory handling.

CVE-2019-6234
Versions affected: WebKitGTK+ before 2.22.4 and WPE WebKit before
2.22.2.
Credit to G. Geshev from MWR Labs working with Trend Micro's Zero
Day Initiative.
Processing maliciously crafted web content may lead to arbitrary
code execution. A memory corruption issue was addressed with
improved memory handling.


We recommend updating to the latest stable versions of WebKitGTK+ and
WPE WebKit. It is the best way to ensure that you are running safe
versions of WebKit. Please check our websites for information about the
latest stable releases.

Further information about WebKitGTK+ and WPE WebKit security advisories
can be found at: https://webkitgtk.org/security.html or
https://wpewebkit.org/security/.

The WebKitGTK+ and WPE WebKit team,
February 08, 2019