CVE-2023-42866

State: Published
Severity: 8.8 High
Published: Jan 10, 2024
Updated: Jun 3, 2025
Reserved: Sep 14, 2023

Description

The issue was addressed with improved memory handling. This issue is fixed in macOS Ventura 13.5, iOS 16.6 and iPadOS 16.6, tvOS 16.6, Safari 16.6, watchOS 9.6. Processing web content may lead to arbitrary code execution.

Scores

CVSS	Score	Vector	Source
3.1	8.8 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	CISA-ADP

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
SafariApple	before 16.6Affected
tvOSApple	before 16.6Affected
iOS and iPadOSApple	before 16.6Affected
macOSApple	before 13.5Affected
watchOSApple	before 9.6Affected

References

https://support.apple.com/en-us/HT213847
https://support.apple.com/en-us/HT213846
https://support.apple.com/en-us/HT213841
https://support.apple.com/en-us/HT213843
https://support.apple.com/en-us/HT213848

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