(Pwn2Own) Google Chrome VideoFrame Use-After-Free Remote Code Execution Vulnerability

January 12th, 2025
ZDI-25-027 ZDI-CAN-23793

CVE ID

CVE-2024-2886

CVSS Score

5.4 AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

Affected Vendors

Google

Affected Products

Chrome

Vulnerability Details

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Google Chrome. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.

The specific flaw exists within the implementation of the VideoFrame API. By performing actions in JavaScript, an attacker can cause a pointer to be reused after it has been freed. An attacker can leverage this vulnerability to execute code in the context of the current process at low integrity.

Additional Details

Google has issued an update to correct this vulnerability. More details can be found at:
https://chromereleases.googleblog.com/2024/03/stable-channel-update-for-desktop_26.html

Disclosure Timeline

  • 2024-03-26 - Vulnerability reported to vendor
  • 2025-01-12 - Coordinated public release of advisory
  • 2025-01-12 - Advisory Updated

Credit

Seunghyun Lee (@0x10n) of KAIST Hacking Lab

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