CVE-2026-20634

MEDIUM

iPadOS < 18.7.5 - Memory Disclosure via Malicious Image Processing

Title source: llm
STIX 2.1

Description

The issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe 26.3, tvOS 26.3, visionOS 26.3, watchOS 26.3. Processing a maliciously crafted image may result in disclosure of process memory.

References (8)

Core 8
Core References
Release Notes, Vendor Advisory
https://support.apple.com/en-us/126346
Release Notes, Vendor Advisory
https://support.apple.com/en-us/126347
Release Notes, Vendor Advisory
https://support.apple.com/en-us/126348
Release Notes, Vendor Advisory
https://support.apple.com/en-us/126349
Release Notes, Vendor Advisory
https://support.apple.com/en-us/126350
Release Notes, Vendor Advisory
https://support.apple.com/en-us/126351
Release Notes, Vendor Advisory
https://support.apple.com/en-us/126352
Release Notes, Vendor Advisory
https://support.apple.com/en-us/126353

Scores

CVSS v3 5.5
EPSS 0.0001
EPSS Percentile 3.5%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

Status published
Products (14)
Apple/iOS and iPadOS < 18.7.5
Apple/iOS and iPadOS < 26.3
apple/ipados < 18.7.5
apple/iphone_os < 18.7.5
Apple/macOS < 14.8.4
Apple/macOS < 15.7.4
Apple/macOS < 26.3
apple/macos 14.0 - 14.8.4
apple/tvos < 26.3
Apple/tvOS < 26.3
... and 4 more
Published Feb 11, 2026
Tracked Since Feb 18, 2026