WebKitGTK

WebKitGTK and WPE WebKit Security Advisory WSA-2024-0004

• Date Reported: August 17, 2024

• Advisory ID: WSA-2024-0004

• CVE identifiers: CVE-2024-40776, CVE-2024-40779, CVE-2024-40780, CVE-2024-40782, CVE-2024-40789, CVE-2024-4558

Several vulnerabilities were discovered in WebKitGTK and WPE WebKit.

• CVE-2024-40776

  • Versions affected: WebKitGTK and WPE WebKit before 2.44.3.
  • Credit to Huang Xilin of Ant Group Light-Year Security Lab.
  • Impact: Processing maliciously crafted web content may lead to an unexpected process crash. Description: A use-after-free issue was addressed with improved memory management.
  • WebKit Bugzilla: 273176

• CVE-2024-40779

  • Versions affected: WebKitGTK and WPE WebKit before 2.44.3.
  • Credit to Huang Xilin of Ant Group Light-Year Security Lab.
  • Impact: Processing maliciously crafted web content may lead to an unexpected process crash. Description: An out-of-bounds read was addressed with improved bounds checking.
  • WebKit Bugzilla: 275431

• CVE-2024-40780

  • Versions affected: WebKitGTK and WPE WebKit before 2.44.3.
  • Credit to Huang Xilin of Ant Group Light-Year Security Lab.
  • Impact: Processing maliciously crafted web content may lead to an unexpected process crash. Description: An out-of-bounds read was addressed with improved bounds checking.
  • WebKit Bugzilla: 275273

• CVE-2024-40782

  • Versions affected: WebKitGTK and WPE WebKit before 2.44.3.
  • Credit to Maksymilian Motyl.
  • Impact: Processing maliciously crafted web content may lead to an unexpected process crash. Description: A use-after-free issue was addressed with improved memory management.
  • WebKit Bugzilla: 268770

• CVE-2024-40789

  • Versions affected: WebKitGTK and WPE WebKit before 2.44.3.
  • Credit to Seunghyun Lee (@0x10n) of KAIST Hacking Lab working with Trend Micro Zero Day Initiative.
  • Impact: Processing maliciously crafted web content may lead to an unexpected process crash. Description: An out-of-bounds access issue was addressed with improved bounds checking.

• CVE-2024-4558

  • Versions affected: WebKitGTK and WPE WebKit before 2.44.3.
  • Credit to an anonymous researcher.
  • Impact: Processing maliciously crafted web content may lead to an unexpected process crash. Description: Use after free in ANGLE allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
  • WebKit Bugzilla: 274165

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: webkitgtk.org/security.html or wpewebkit.org/security.

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