WebKitGTK

WebKitGTK and WPE WebKit Security Advisory WSA-2023-0005

• Date Reported: June 29, 2023

• Advisory ID: WSA-2023-0005

• CVE identifiers: CVE-2022-48503, CVE-2023-32435, CVE-2023-32439.

Several vulnerabilities were discovered in WebKitGTK and WPE WebKit.

• CVE-2022-48503

  • Versions affected: WebKitGTK and WPE WebKit before 2.38.0.
  • Credit to Dongzhuo Zhao working with ADLab of Venustech, and ZhaoHai of Cyberpeace Tech Co., Ltd.
  • Impact: Processing web content may lead to arbitrary code execution. Description: The issue was addressed with improved bounds checks.

• CVE-2023-32435

  • Versions affected: WebKitGTK and WPE WebKit before 2.40.0.
  • Credit to Georgy Kucherin (@kucher1n), Leonid Bezvershenko (@bzvr_), and Boris Larin (@oct0xor) of Kaspersky.
  • Impact: Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited. Description: A memory corruption issue was addressed with improved state management.

• CVE-2023-32439

  • Versions affected: WebKitGTK and WPE WebKit before 2.40.3.
  • Credit to an anonymous researcher.
  • 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 type confusion issue was addressed with improved checks.

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/.

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