WebKitGTK and WPE WebKit Security Advisory WSA-2019-0003

• Date Reported: May 20, 2019

• Advisory ID: WSA-2019-0003

• CVE identifiers: CVE-2019-6237, CVE-2019-8571, CVE-2019-8583, CVE-2019-8584, CVE-2019-8586, CVE-2019-8587, CVE-2019-8594, CVE-2019-8595, CVE-2019-8596, CVE-2019-8597, CVE-2019-8601, CVE-2019-8607, CVE-2019-8608, CVE-2019-8609, CVE-2019-8610, CVE-2019-8615, CVE-2019-8611, CVE-2019-8619, CVE-2019-8622, CVE-2019-8623.

Several vulnerabilities were discovered in WebKitGTK and WPE WebKit.

• CVE-2019-6237

  • Versions affected: WebKitGTK and WPE WebKit before 2.24.1.
  • Credit to G. Geshev working with Trend Micro Zero Day Initiative, Liu Long of Qihoo 360 Vulcan Team.
  • Processing maliciously crafted web content may lead to arbitrary code execution. Multiple memory corruption issues were addressed with improved memory handling.

• CVE-2019-8571

  • Versions affected: WebKitGTK and WPE WebKit before 2.24.0.
  • Credit to 01 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-2019-8583

  • Versions affected: WebKitGTK and WPE WebKit before 2.24.0.
  • Credit to sakura of Tencent Xuanwu Lab, jessica (@babyjess1ca_) of Tencent Keen Lab, and dwfault working at ADLab of Venustech.
  • Processing maliciously crafted web content may lead to arbitrary code execution. Multiple memory corruption issues were addressed with improved memory handling.

• CVE-2019-8584

  • Versions affected: WebKitGTK and WPE WebKit before 2.24.1.
  • Credit to G. Geshev of MWR Labs working with Trend Micro 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-2019-8586

  • Versions affected: WebKitGTK and WPE WebKit before 2.24.0.
  • 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-2019-8587

  • Versions affected: WebKitGTK and WPE WebKit before 2.24.1.
  • Credit to G. Geshev working with Trend Micro 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-2019-8594

  • Versions affected: WebKitGTK and WPE WebKit before 2.24.0.
  • Credit to Suyoung Lee and Sooel Son of KAIST Web Security & Privacy Lab and HyungSeok Han and Sang Kil Cha of KAIST SoftSec Lab.
  • Processing maliciously crafted web content may lead to arbitrary code execution. Multiple memory corruption issues were addressed with improved memory handling.

• CVE-2019-8595

  • Versions affected: WebKitGTK and WPE WebKit before 2.24.2.
  • Credit to G. Geshev from MWR Labs working with Trend Micro 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-2019-8596

  • Versions affected: WebKitGTK and WPE WebKit before 2.24.1.
  • Credit to Wen Xu of SSLab at Georgia Tech.
  • Processing maliciously crafted web content may lead to arbitrary code execution. Multiple memory corruption issues were addressed with improved memory handling.

• CVE-2019-8597

  • Versions affected: WebKitGTK and WPE WebKit before 2.24.1.
  • Credit to 01 working with Trend Micro 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-2019-8601

  • Versions affected: WebKitGTK and WPE WebKit before 2.24.1.
  • 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-2019-8607

  • Versions affected: WebKitGTK and WPE WebKit before 2.24.2.
  • Credit to Junho Jang and Hanul Choi of LINE Security Team.
  • Processing maliciously crafted web content may result in the disclosure of process memory. An out-of-bounds read was addressed with improved input validation.

• CVE-2019-8608

  • Versions affected: WebKitGTK and WPE WebKit before 2.24.1.
  • Credit to G. Geshev working with Trend Micro 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-2019-8609

  • Versions affected: WebKitGTK and WPE WebKit before 2.24.0.
  • Credit to Wen Xu of SSLab, Georgia Tech.
  • Processing maliciously crafted web content may lead to arbitrary code execution. Multiple memory corruption issues were addressed with improved memory handling.

• CVE-2019-8610

  • Versions affected: WebKitGTK and WPE WebKit before 2.24.1.
  • Credit to Anonymous working with Trend Micro 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-2019-8615

  • Versions affected: WebKitGTK and WPE WebKit before 2.24.2.
  • 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. Multiple memory corruption issues were addressed with improved memory handling.

• CVE-2019-8611

  • Versions affected: WebKitGTK and WPE WebKit before 2.24.0.
  • Credit to Samuel Groß 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-2019-8619

  • Versions affected: WebKitGTK and WPE WebKit before 2.24.1.
  • Credit to Wen Xu of SSLab at Georgia Tech and Hanqing Zhao of Chaitin Security Research Lab.
  • Processing maliciously crafted web content may lead to arbitrary code execution. Multiple memory corruption issues were addressed with improved memory handling.

• CVE-2019-8622

  • Versions affected: WebKitGTK and WPE WebKit before 2.24.0.
  • Credit to Samuel Groß 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-2019-8623

  • Versions affected: WebKitGTK and WPE WebKit before 2.24.0.
  • Credit to Samuel Groß 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.

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/.