Out-of-Bounds Read Vulnerability in Apple macOS Products
CVE-2025-43255

3.3LOW

Key Information:

Vendor

Apple
Status
Mac OS
Vendor
CVE Published:
29 August 2025

What is CVE-2025-43255?

An out-of-bounds read vulnerability exists in certain versions of Apple's macOS, where improved bounds checking has been implemented to address the issue. This vulnerability could potentially allow an application to cause unexpected termination of the system, posing risks to data integrity and overall system stability. It is crucial for users to update their macOS to the latest version to mitigate these risks.

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Affected Version(s)

macOS < 15.6

macOS < 14.7

macOS < 13.7

References

https://support.apple.com/en-us/124149
https://support.apple.com/en-us/124150
https://support.apple.com/en-us/124151

CVSS V3.1

Score:
3.3
Severity:
LOW
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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