WebKitGTK+ Security Advisory WSA-2017-0010

• Date Reported: December 19, 2017

• Advisory ID: WSA-2017-0010

• CVE identifiers: CVE-2017-7156, CVE-2017-7157, CVE-2017-13856, CVE-2017-13866, CVE-2017-13870.

Several vulnerabilities were discovered in WebKitGTK+.

• CVE-2017-7156
  • Versions affected: WebKitGTK+ before 2.18.4.
  • Credit to an anonymous researcher.
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: Multiple memory corruption issues were addressed with improved memory handling.
• CVE-2017-7157
  • Versions affected: WebKitGTK+ before 2.18.1.
  • Credit to an anonymous researcher.
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: Multiple memory corruption issues were addressed with improved memory handling.
• CVE-2017-13856
  • Versions affected: WebKitGTK+ before 2.18.4.
  • Credit to Jeonghoon Shin.
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: Multiple memory corruption issues were addressed with improved memory handling.
• CVE-2017-13866
  • Versions affected: WebKitGTK+ before 2.18.4.
  • Credit to an anonymous researcher.
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: Multiple memory corruption issues were addressed with improved memory handling.
• CVE-2017-13870
  • Versions affected: WebKitGTK+ before 2.18.4.
  • Credit to an anonymous researcher.
  • 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