WebKitGTK and WPE WebKit Security Advisory WSA-2023-0003

• Date Reported: April 21, 2023

• Advisory ID: WSA-2023-0003

• CVE identifiers: CVE-2023-25358, CVE-2022-0108, CVE-2022-32885, CVE-2023-27932, CVE-2023-27954, CVE-2023-28205.

Several vulnerabilities were discovered in WebKitGTK and WPE WebKit.

• CVE-2023-25358

  • Versions affected: WebKitGTK and WPE WebKit before 2.36.8.
  • Credit to Chijin Zhou of ShuiMuYuLin Ltd and Tsinghua wingtecher lab.
  • A use-after-free vulnerability exists in WebCore::RenderLayer. This issue allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site. This is the same issue as CVE-2023-25360, CVE-2023-25361, CVE-2023-25362 and CVE-2023-25363.

• CVE-2022-0108

  • Versions affected: WebKitGTK and WPE WebKit before 2.38.6 and 2.40 branch before 2.40.1.
  • Credit to Luan Herrera (@lbherrera_).
  • Impact: An HTML document may be able to render iframes with sensitive user information. Description: This issue was addressed with improved iframe sandbox enforcement.

• CVE-2022-32885

  • Versions affected: WebKitGTK and WPE WebKit before 2.38.6 and 2.40 branch before 2.40.1.
  • Credit to P1umer(@p1umer) and Q1IQ(@q1iqF).
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: A memory corruption issue was addressed with improved validation.

• CVE-2023-27932

  • Versions affected: WebKitGTK and WPE WebKit before 2.38.6 and 2.40 branch before 2.40.1.
  • Credit to an anonymous researcher.
  • Impact: Processing maliciously crafted web content may bypass Same Origin Policy. Description: This issue was addressed with improved state management.

• CVE-2023-27954

  • Versions affected: WebKitGTK and WPE WebKit before 2.38.6 and 2.40 branch before 2.40.1.
  • Credit to an anonymous researcher.
  • Impact: A website may be able to track sensitive user information. Description: The issue was addressed by removing origin information.

• CVE-2023-28205

  • Versions affected: WebKitGTK and WPE WebKit before 2.38.6 and 2.40 branch before 2.40.1.
  • Credit to Clément Lecigne of Google’s Threat Analysis Group and Donncha Ó Cearbhaill of Amnesty International’s Security Lab.
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited. Description: A use after free issue was addressed with improved memory 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/.