CVE-2023-40414

CRITICAL

Safari < 17.0 - Use-After-Free

Title source: llm
STIX 2.1

Description

A use-after-free issue was addressed with improved memory management. This issue is fixed in watchOS 10, iOS 17 and iPadOS 17, tvOS 17, macOS Sonoma 14, Safari 17. Processing web content may lead to arbitrary code execution.

References (6)

Core 6
Core References
Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT213936
Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT213937
Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT213938
Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT213940
Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT213941

Scores

CVSS v3 9.8
EPSS 0.0015
EPSS Percentile 35.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-416
Status published
Products (6)
apple/ipados < 17.0
apple/iphone_os < 17.0
apple/macos < 14.0
apple/safari < 17.0
apple/tvos < 17.0
apple/watchos < 10.0
Published Jan 10, 2024
Tracked Since Feb 18, 2026