CVE-2025-24269
macOS vulnerability analysis and mitigation

Overview

A memory handling vulnerability identified as CVE-2025-24269 was discovered in macOS Sequoia's SMB component. The vulnerability was disclosed on March 31, 2025, and affects macOS Sequoia versions prior to 15.4. The issue could allow an application to cause unexpected system termination (Apple Support, NVD).

Technical details

The vulnerability stems from improper memory handling in the SMB (Server Message Block) component of macOS Sequoia. The issue received 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, indicating a severe security risk. The vulnerability has been associated with CWE-400 (Uncontrolled Resource Consumption) (NVD).

Impact

When exploited, this vulnerability can enable an application to cause unexpected system termination, potentially leading to denial of service conditions. The high CVSS score indicates that the vulnerability could have severe impacts on system availability (Apple Support).

Mitigation and workarounds

Apple has addressed this vulnerability in macOS Sequoia 15.4 through improved memory handling mechanisms. Users are advised to update their systems to this version to mitigate the risk (Apple Support).

Community reactions

The vulnerability was discovered and reported by Alex Radocea of Supernetworks, highlighting the ongoing collaboration between security researchers and Apple in identifying and addressing security issues (Apple Support).

Additional resources


SourceThis report was generated using AI

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