Advisory Details

September 25th, 2024

Apple macOS AppleIntelKBLGraphicsMTLDriver Out-Of-Bounds Write Remote Code Execution Vulnerability

ZDI-24-1288
ZDI-CAN-24088

CVE ID CVE-2024-40846
CVSS SCORE 7.5, AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
AFFECTED VENDORS Apple
AFFECTED PRODUCTS macOS
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Apple macOS. 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 AppleIntelKBLGraphicsMTLDriver. Crafted texture data can trigger a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.
ADDITIONAL DETAILS Apple has issued an update to correct this vulnerability. More details can be found at:
https://support.apple.com/en-us/121238
DISCLOSURE TIMELINE
  • 2024-05-21 - Vulnerability reported to vendor
  • 2024-09-25 - Coordinated public release of advisory
  • 2024-09-25 - Advisory Updated
CREDIT Michael DePlante (@izobashi) of Trend Micro's Zero Day Initiative
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