Apple macOS Integer Overflow Vulnerability in Xsan Component Allowing Denial-of-Service

Vulnerability

An integer overflow vulnerability has been identified in the Xsan component of Apple macOS. This issue, which affects macOS Sequoia 15.6, macOS Sonoma 14.7.7, and macOS Ventura 13.7.7, was addressed with improved input validation. However, the vulnerability could still be exploited to cause unexpected system termination.

Impact

Exploitation of this vulnerability can lead to a denial-of-service condition, causing unexpected termination of the system or application.

Added: Apr 2, 2026, 8:42 PM
Updated: Apr 2, 2026, 8:42 PM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
2.5
exploitability
3.3
remediation
7.7
relevance
5.1
threat
0.0
urgency
2.9
incentive
0.0

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.