WebKitGTK and WPE WebKit Security Advisory WSA-2023-0012

• Date Reported: December 18, 2023

• Advisory ID: WSA-2023-0012

• CVE identifiers: CVE-2023-42883, CVE-2023-42890.

Several vulnerabilities were discovered in WebKitGTK and WPE WebKit.

• CVE-2023-42883
  • Versions affected: WebKitGTK and WPE WebKit before 2.42.4.
  • Credit to Zoom Offensive Security Team.
  • Impact: Processing a SVG image may lead to a denial-of-service. Description: The issue was addressed with improved memory handling.
  • WebKit Bugzilla: 263349
• CVE-2023-42890
  • Versions affected: WebKitGTK and WPE WebKit before 2.42.0.
  • Credit to Pwn2car.
  • Impact: Processing web content may lead to arbitrary code execution. Description: The issue was addressed with improved memory handling.
  • WebKit Bugzilla: 259830

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/.