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WebKitGTK+ Code Execution / Memory Corruption

WebKitGTK+ Code Execution / Memory Corruption
Posted Apr 18, 2018
Authored by WebKitGTK+ Team

WebKitGTK+ versions prior to 2.20.0 suffer from various memory corruption vulnerabilities.

tags | advisory, vulnerability
advisories | CVE-2018-4101, CVE-2018-4113, CVE-2018-4114, CVE-2018-4117, CVE-2018-4118, CVE-2018-4119, CVE-2018-4120, CVE-2018-4122, CVE-2018-4125, CVE-2018-4127, CVE-2018-4128, CVE-2018-4129, CVE-2018-4133, CVE-2018-4146, CVE-2018-4161, CVE-2018-4162, CVE-2018-4163, CVE-2018-4165
MD5 | 69f9b7066a3558144e6084f87e6aebee

WebKitGTK+ Code Execution / Memory Corruption

Change Mirror Download
------------------------------------------------------------------------
WebKitGTK+ Security Advisory WSA-2018-0003
------------------------------------------------------------------------

Date reported : April 04, 2018
Advisory ID : WSA-2018-0003
Advisory URL : https://webkitgtk.org/security/WSA-2018-0003.html
CVE identifiers : CVE-2018-4101, CVE-2018-4113, CVE-2018-4114,
CVE-2018-4117, CVE-2018-4118, CVE-2018-4119,
CVE-2018-4120, CVE-2018-4122, CVE-2018-4125,
CVE-2018-4127, CVE-2018-4128, CVE-2018-4129,
CVE-2018-4133, CVE-2018-4146, CVE-2018-4161,
CVE-2018-4162, CVE-2018-4163, CVE-2018-4165.

Several vulnerabilities were discovered in WebKitGTK+.

CVE-2018-4101
Versions affected: WebKitGTK+ before 2.20.0.
Credit to Yuan Deng of Ant-financial Light-Year Security Lab.
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution. Description: Multiple memory corruption
issues were addressed with improved memory handling.

CVE-2018-4113
Versions affected: WebKitGTK+ before 2.20.0.
Credit to OSS-Fuzz.
Impact: Unexpected interaction with indexing types causing an ASSERT
failure. Description: An array indexing issue existed in the
handling of a function in JavaScriptCore. This issue was addressed
through improved checks.

CVE-2018-4114
Versions affected: WebKitGTK+ before 2.20.0.
Credit to OSS-Fuzz.
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution. Description: Multiple memory corruption
issues were addressed with improved memory handling.

CVE-2018-4117
Versions affected: WebKitGTK+ before 2.20.0.
Credit to an anonymous researcher.
Impact: A malicious website may exfiltrate data cross-origin.
Description: A cross-origin issue existed with the fetch API. This
was addressed through improved input validation.

CVE-2018-4118
Versions affected: WebKitGTK+ before 2.20.0.
Credit to Jun Kokatsu (@shhnjk).
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution. Description: Multiple memory corruption
issues were addressed with improved memory handling.

CVE-2018-4119
Versions affected: WebKitGTK+ before 2.20.0.
Credit to an anonymous researcher working with Trend Microys Zero
Day Initiative.
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution. Description: Multiple memory corruption
issues were addressed with improved memory handling.

CVE-2018-4120
Versions affected: WebKitGTK+ before 2.20.0.
Credit to Hanming Zhang (@4shitak4) of Qihoo 360 Vulcan Team.
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution. Description: Multiple memory corruption
issues were addressed with improved memory handling.

CVE-2018-4122
Versions affected: WebKitGTK+ before 2.20.0.
Credit to WanderingGlitch of Trend Micro's Zero Day Initiative.
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution. Description: Multiple memory corruption
issues were addressed with improved memory handling.

CVE-2018-4125
Versions affected: WebKitGTK+ before 2.20.0.
Credit to WanderingGlitch of Trend Micro's Zero Day Initiative.
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution. Description: Multiple memory corruption
issues were addressed with improved memory handling.

CVE-2018-4127
Versions affected: WebKitGTK+ before 2.20.0.
Credit to an anonymous researcher working with Trend Microys Zero
Day Initiative.
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution. Description: Multiple memory corruption
issues were addressed with improved memory handling.

CVE-2018-4128
Versions affected: WebKitGTK+ before 2.20.0.
Credit to Zach Markley.
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution. Description: Multiple memory corruption
issues were addressed with improved memory handling.

CVE-2018-4129
Versions affected: WebKitGTK+ before 2.20.0.
Credit to likemeng of Baidu Security Lab working with Trend Micro's
Zero Day Initiative.
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution. Description: Multiple memory corruption
issues were addressed with improved memory handling.

CVE-2018-4133
Versions affected: WebKitGTK+ before 2.20.0.
Credit to Anton Lopanitsyn of Wallarm, Linus Sarud of Detectify
(detectify.com), Yuji Tounai of NTT Communications Corporation.
Impact: Visiting a maliciously crafted website may lead to a cross-
site scripting attack. Description: A cross-site scripting issue
existed in WebKit. This issue was addressed with improved URL
validation.

CVE-2018-4146
Versions affected: WebKitGTK+ before 2.20.0.
Credit to OSS-Fuzz.
Impact: Processing maliciously crafted web content may lead to a
denial of service. Description: A memory corruption issue was
addressed through improved input validation.

CVE-2018-4161
Versions affected: WebKitGTK+ before 2.20.0.
Credit to WanderingGlitch of Trend Micro's Zero Day Initiative.
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution. Description: Multiple memory corruption
issues were addressed with improved memory handling.

CVE-2018-4162
Versions affected: WebKitGTK+ before 2.20.0.
Credit to WanderingGlitch of Trend Micro's Zero Day Initiative.
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution. Description: Multiple memory corruption
issues were addressed with improved memory handling.

CVE-2018-4163
Versions affected: WebKitGTK+ before 2.20.0.
Credit to WanderingGlitch of Trend Micro's Zero Day Initiative.
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution. Description: Multiple memory corruption
issues were addressed with improved memory handling.

CVE-2018-4165
Versions affected: WebKitGTK+ before 2.20.0.
Credit to Hanming Zhang (@4shitak4) of Qihoo 360 Vulcan Team.
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution. Description: Multiple memory corruption
issues were addressed with improved memory handling.


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: https://webkitgtk.org/security.html

The WebKitGTK+ team,
April 04, 2018

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