CVE-2025-43520
Apple Multiple Products Classic Buffer Overflow Vulnerability
CVSS
—
No CVSS
EPSS
0.4%
p36
KEV
YES
Mar 20, 2026
Exploit Today
61
0-100
Published: — · Last modified: —
Product
Apple / Multiple Products
Vulnerability
Apple Multiple Products Classic Buffer Overflow Vulnerability
Added to KEV
Mar 20, 2026
Remediate by
Apr 3, 2026
Known ransomware use
No
Summary description
Apple watchOS, iOS, iPadOS, macOS, visionOS, and tvOS contain a classic buffer overflow vulnerability which could allow a malicious application to cause unexpected system termination or write kernel memory.
Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Notes
https://support.apple.com/en-us/125632 ; https://support.apple.com/en-us/125633 ; https://support.apple.com/en-us/125634 ; https://support.apple.com/en-us/125635 ; https://support.apple.com/en-us/125636 ; https://support.apple.com/en-us/125637 ; https://support.apple.com/en-us/125638 ; https://support.apple.com/en-us/125639 ; https://nvd.nist.gov/vuln/detail/CVE-2025-43520