Out-of-bounds Write Vulnerability in Apple's Operating Systems
CVE-2025-43349

2.8LOW

Key Information:

Vendor

Apple
Status
Mac OS
iOS And iPad OS
TV OS
Visionos
Vendor
CVE Published:
15 September 2025

What is CVE-2025-43349?

An out-of-bounds write vulnerability in Apple's operating systems can lead to unexpected application terminations when processing maliciously crafted video files. The issue has been addressed with enhanced input validation in multiple updates, ensuring the integrity and security of the user experience across various Apple devices.

Affected Version(s)

iOS and iPadOS < 26

iOS and iPadOS < 18.7

macOS < 14.8

References

https://support.apple.com/en-us/125112
https://support.apple.com/en-us/125108
https://support.apple.com/en-us/125109

CVSS V3.1

Score:
2.8
Severity:
LOW
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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CVE-2025-43349 : Out-of-bounds Write Vulnerability in Apple's Operating Systems