WPE WebKit

A WebKit port optimized for embedded devices

02 October 2018

WebKitGTK+ and WPE WebKit Security Advisory WSA-2018-0007

Several vulnerabilities were discovered in WebKitGTK+ and WPE WebKit.

  • CVE-2018-4207
    • Versions affected: WebKitGTK+ before 2.20.0.
    • Credit to Google OSS-Fuzz.
    • Unexpected interaction causes an ASSERT failure. This issue was addressed with improved checks.
  • CVE-2018-4208
    • Versions affected: WebKitGTK+ before 2.20.0.
    • Credit to Google OSS-Fuzz.
    • Unexpected interaction causes an ASSERT failure. This issue was addressed with improved checks.
  • CVE-2018-4209
    • Versions affected: WebKitGTK+ before 2.20.0.
    • Credit to Google OSS-Fuzz.
    • Unexpected interaction causes an ASSERT failure. This issue was addressed with improved checks.
  • CVE-2018-4210
    • Versions affected: WebKitGTK+ before 2.20.0.
    • Credit to Google OSS-Fuzz.
    • Unexpected interaction with indexing types caused a failure. An array indexing issue existed in the handling of a function in JavaScriptCore. This issue was addressed with improved checks.
  • CVE-2018-4212
    • Versions affected: WebKitGTK+ before 2.20.0.
    • Credit to Google OSS-Fuzz.
    • Unexpected interaction causes an ASSERT failure. This issue was addressed with improved checks.
  • CVE-2018-4213
    • Versions affected: WebKitGTK+ before 2.20.0.
    • Credit to Google OSS-Fuzz.
    • Unexpected interaction causes an ASSERT failure. This issue was addressed with improved checks.
  • CVE-2018-4191
    • Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0.
    • Credit to Google OSS-Fuzz.
    • Unexpected interaction causes an ASSERT failure. A memory corruption issue was addressed with improved validation.
  • CVE-2018-4197
    • Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0.
    • Credit to Ivan Fratric of Google Project Zero.
    • Processing maliciously crafted web content may lead to arbitrary code execution. A use after free issue was addressed with improved memory management.
  • CVE-2018-4299
    • Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0.
    • Credit to Samuel Groβ (saelo) 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-2018-4306
    • Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0.
    • Credit to Ivan Fratric of Google Project Zero.
    • Processing maliciously crafted web content may lead to arbitrary code execution. A use after free issue was addressed with improved memory management.
  • CVE-2018-4309
    • Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0.
    • Credit to an anonymous researcher working with Trend Micro’s Zero Day Initiative.
    • A malicious website may be able to execute scripts in the context of another website. A cross-site scripting issue existed in WebKit. This issue was addressed with improved URL validation.
  • CVE-2018-4311
    • Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0.
    • Credit to Erling Alf Ellingsen (@steike).
    • Cross-origin SecurityErrors includes the accessed frame’s origin. The issue was addressed by removing origin information.
  • CVE-2018-4312
    • Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0.
    • Credit to Ivan Fratric of Google Project Zero.
    • Processing maliciously crafted web content may lead to arbitrary code execution. A use after free issue was addressed with improved memory management.
  • CVE-2018-4314
    • Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0.
    • Credit to Ivan Fratric of Google Project Zero.
    • Processing maliciously crafted web content may lead to arbitrary code execution. A use after free issue was addressed with improved memory management.
  • CVE-2018-4315
    • Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0.
    • Credit to Ivan Fratric of Google Project Zero.
    • Processing maliciously crafted web content may lead to arbitrary code execution. A use after free issue was addressed with improved memory management.
  • CVE-2018-4316
    • Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0.
    • Credit to crixer, Hanming Zhang (@4shitak4) of Qihoo 360 Vulcan Team.
    • Processing maliciously crafted web content may lead to arbitrary code execution. A memory corruption issue was addressed with improved state management.
  • CVE-2018-4317
    • Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0.
    • Credit to Ivan Fratric of Google Project Zero.
    • Processing maliciously crafted web content may lead to arbitrary code execution. A use after free issue was addressed with improved memory management.
  • CVE-2018-4318
    • Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0.
    • Credit to Ivan Fratric of Google Project Zero.
    • Processing maliciously crafted web content may lead to arbitrary code execution. A use after free issue was addressed with improved memory management.
  • CVE-2018-4319
    • Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0.
    • Credit to John Pettitt of Google.
    • A malicious website may cause unexepected cross-origin behavior. A cross-origin issue existed with iframe elements. This was addressed with improved tracking of security origins.
  • CVE-2018-4323
    • Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0.
    • Credit to Ivan Fratric of Google Project Zero.
    • Processing maliciously crafted web content may lead to arbitrary code execution. Multiple memory corruption issues were addressed with improved memory handling.
  • CVE-2018-4328
    • Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0.
    • Credit to Ivan Fratric of Google Project Zero.
    • Processing maliciously crafted web content may lead to arbitrary code execution. Multiple memory corruption issues were addressed with improved memory handling.
  • CVE-2018-4358
    • Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0.
    • Credit to @phoenhex team (@bkth_ @5aelo @_niklasb) 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-2018-4359
    • Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0.
    • Credit to Samuel Groß (@5aelo).
    • Processing maliciously crafted web content may lead to arbitrary code execution. Multiple memory corruption issues were addressed with improved memory handling.
  • CVE-2018-4361
    • Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0.
    • Credit to Google OSS-Fuzz.
    • Unexpected interaction causes an ASSERT failure. 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/.

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