WebKitGTK and WPE WebKit Security Advisory WSA-2022-0010

• Date Reported: November 04, 2022

• Advisory ID: WSA-2022-0010

• CVE identifiers: CVE-2022-32888, CVE-2022-32923, CVE-2022-42799, CVE-2022-42823, CVE-2022-42824.

Several vulnerabilities were discovered in WebKitGTK and WPE WebKit.

• CVE-2022-32888
  • Versions affected: WebKitGTK and WPE WebKit before 2.38.0.
  • Credit to P1umer (@p1umer).
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: An out-of-bounds write issue was addressed with improved bounds checking.
• CVE-2022-32923
  • Versions affected: WebKitGTK and WPE WebKit before 2.38.0.
  • Credit to Wonyoung Jung (@nonetype_pwn) of KAIST Hacking Lab.
  • Impact: Processing maliciously crafted web content may disclose internal states of the app. Description: A correctness issue in the JIT was addressed with improved checks.
• CVE-2022-42799
  • Versions affected: WebKitGTK and WPE WebKit before 2.38.2.
  • Credit to Jihwan Kim (@gPayl0ad), Dohyun Lee. (@l33d0hyun).
  • Impact: Visiting a malicious website may lead to user interface spoofing. Description: The issue was addressed with improved UI handling.
• CVE-2022-42823
  • Versions affected: WebKitGTK and WPE WebKit before 2.38.2.
  • Credit to Dohyun Lee (@l33d0hyun) of SSD Labs.
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: A type confusion issue was addressed with improved memory handling.
• CVE-2022-42824
  • Versions affected: WebKitGTK before 2.38.2.
  • Credit to Abdulrahman Alqabandi of Microsoft Browser Vulnerability Research, Ryan Shin of IAAI SecLab at Korea University, Dohyun Lee (@l33d0hyun) of DNSLab at Korea University.
  • Impact: Processing maliciously crafted web content may disclose sensitive user information. Description: A logic issue was addressed with improved state management.

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/.