Advisory Details

August 11th, 2025

Apple macOS AudioToolboxCore Audio Conversion Out-Of-Bounds Read Information Disclosure Vulnerability

ZDI-25-825
ZDI-CAN-26281

CVE ID
CVSS SCORE 3.3, AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
AFFECTED VENDORS Apple
AFFECTED PRODUCTS macOS
VULNERABILITY DETAILS

This vulnerability allows remote attackers to disclose sensitive information on affected installations of Apple macOS. Interaction with the AudioToolboxCore framework is required to exploit this vulnerability but attack vectors may vary depending on the implementation.

The specific flaw exists within the handling of audio conversion. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary 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/122373
DISCLOSURE TIMELINE
  • 2025-01-28 - Vulnerability reported to vendor
  • 2025-08-11 - Coordinated public release of advisory
  • 2025-08-11 - Advisory Updated
CREDIT Hossein Lotfi (@hosselot) of Trend Micro Zero Day Initiative
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