Vulnerability Monitor

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CVE-2025-43400

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Sonoma 14.8.1, macOS Tahoe 26.0.1, macOS Sequoia 15.7.1, visionOS 26.0.1, iOS 26.0.1 and iPadOS 26.0.1, iOS 18.7.1 and iPadOS 18.7.1. Processing a maliciously crafted font may lead to unexpected app termination or corrupt process memory.

Published

2025-09-29T18:15:31.620

Last Modified

2025-09-30T17:12:46.563

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 6.3 (MEDIUM)

Weaknesses

Type: Secondary
CWE-787

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	apple	ipados	< 18.7.1	Yes
Operating System	apple	ipados	26.0	Yes
Operating System	apple	iphone_os	< 18.7.1	Yes
Operating System	apple	iphone_os	26.0	Yes
Operating System	apple	macos	< 14.8.1	Yes
Operating System	apple	macos	< 15.7.1	Yes
Operating System	apple	macos	26.0	Yes
Operating System	apple	visionos	< 26.0.1	Yes

References

https://support.apple.com/en-us/125326 Release Notes, Vendor Advisory ([email protected])
https://support.apple.com/en-us/125327 Release Notes, Vendor Advisory ([email protected])
https://support.apple.com/en-us/125328 Release Notes, Vendor Advisory ([email protected])
https://support.apple.com/en-us/125329 Release Notes, Vendor Advisory ([email protected])
https://support.apple.com/en-us/125330 Release Notes, Vendor Advisory ([email protected])
https://support.apple.com/en-us/125338 Release Notes, Vendor Advisory ([email protected])