CVE-2025-24231: 
macOS vulnerability analysis and mitigation

CVE-2025-24231 is a security vulnerability affecting Apple's macOS operating systems that was disclosed on March 31, 2025. The vulnerability exists in the AppleMobileFileIntegrity component and allows a malicious application to modify protected parts of the file system. This issue affects multiple versions of macOS including Ventura (up to 13.7.5), Sonoma (up to 14.7.5), and Sequoia (up to 15.4) (Apple Support, Apple Support, Apple Support).

The vulnerability stems from insufficient checks in the AppleMobileFileIntegrity component of macOS. According to the technical assessment, it has been assigned a CVSS v3.1 base score of 9.8 (CRITICAL) with the vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. The vulnerability is classified as CWE-787 (Out-of-bounds Write) (NVD).

The vulnerability allows a malicious application to modify protected parts of the file system, potentially compromising system integrity and security. This could lead to unauthorized access to protected system files and potential system compromise (Apple Support).

Apple has addressed this vulnerability by implementing improved checks in the security updates released on March 31, 2025. The fix is available in macOS Ventura 13.7.5, macOS Sequoia 15.4, and macOS Sonoma 14.7.5. Users are advised to update their systems to these versions to mitigate the vulnerability (Apple Support).

The vulnerability was discovered and reported by security researchers Claudio Bozzato and Francesco Benvenuto of Cisco Talos, demonstrating ongoing security research collaboration between industry partners (Apple Support).