CVE-2025-43312

State: Published
Severity: 5.5 Medium
Published: Sep 15, 2025
Updated: Apr 2, 2026
Reserved: Apr 16, 2025

Description

A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7, macOS Sonoma 14.8, macOS Tahoe 26. An app may be able to cause unexpected system termination.

Scores

CVSS	Score	Vector	Source
3.1	5.5 Medium	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H	CISA-ADP

Weaknesses

CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Affected Products

Product	Versions
macOSApple	before 14.8Affected before 15.7Affected before 26Affected

References

https://support.apple.com/en-us/125110
https://support.apple.com/en-us/125111
https://support.apple.com/en-us/125112
http://seclists.org/fulldisclosure/2025/Sep/55
http://seclists.org/fulldisclosure/2025/Sep/54
http://seclists.org/fulldisclosure/2025/Sep/53

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