CVE-2025-43539

high

Description

The issue was addressed with improved bounds checks. This issue is fixed in watchOS 26.2, macOS Sonoma 14.8.3, iOS 18.7.3 and iPadOS 18.7.3, iOS 26.2 and iPadOS 26.2, macOS Tahoe 26.2, macOS Sequoia 15.7.3, visionOS 26.2, tvOS 26.2. Processing a file may lead to memory corruption.

References

https://support.apple.com/en-us/125891

https://support.apple.com/en-us/125890

https://support.apple.com/en-us/125889

https://support.apple.com/en-us/125888

https://support.apple.com/en-us/125887

https://support.apple.com/en-us/125886

https://support.apple.com/en-us/125885

https://support.apple.com/en-us/125884

Details

Source: Mitre, NVD

Published: 2025-12-12

Updated: 2025-12-17

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 8.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.00015