Out-of-bounds Read in Apple macOS
CVE-2025-43474
An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Sequoia 15.7.2, macOS Sonoma 14.8.2, macOS Tahoe 26.1. An app may be able to cause unexpected system termination or read kernel memory.
Vulnerability class: Buffer Overflow
EPSS: 0.002 (7.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Apple Macos — versions 0
Weakness classification (CWE)
References
- product-security@apple.com
- product-security@apple.com (Release Notes, Vendor Advisory)
- product-security@apple.com (Release Notes, Vendor Advisory)
Frequently asked questions
- What is CVE-2025-43474?
- CVE-2025-43474 is a high-severity vulnerability in Apple macOS, classified under Out-of-bounds Read. CVSS score: 7.8/10. Published 2025-11-04.
- How severe is CVE-2025-43474?
- High severity. CVSS v3 base score is 7.8 out of 10.