CVE-2025-30437: Apple macOS

High severity, CVSS 7.4. EPSS: 0.5% chance of exploitation in the next 30 days.

The issue was addressed with improved bounds checks. This issue is fixed in macOS Sequoia 15.4. An app may be able to corrupt coprocessor memory.

Affected products

• Apple macOS: from 15.0, before 15.4 (fixed in 15.4)

Published 2025-03-31. Last modified 2026-06-17.