CVE-2026-43733

Malicious Image Processing Can Corrupt Process Memory on Apple iOS, iPadOS, and macOS

Published Jul 27, 2026 CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
Description
The issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Tahoe 26.6. Processing a maliciously crafted image may corrupt process memory.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title Malicious Image Processing Can Corrupt Process Memory on Apple iOS, iPadOS, and macOS
Type Values Removed Values Added
Description The issue was addressed with improved memory handling. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Tahoe 26.6. Processing a maliciously crafted image may corrupt process memory. The issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Tahoe 26.6. Processing a maliciously crafted image may corrupt process memory.
References
Type Values Removed Values Added
Title Malicious Image Causing Process Memory Corruption
Weaknesses CWE-121
CWE-122
Type Values Removed Values Added
Title Malicious Image Causing Process Memory Corruption
Weaknesses CWE-119
CWE-121
CWE-122
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Apple
Apple ios And Ipados
Apple macos
Vendors & Products Apple
Apple ios And Ipados
Apple macos
Type Values Removed Values Added
Description The issue was addressed with improved memory handling. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Tahoe 26.6. Processing a maliciously crafted image may corrupt process memory.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
apple
Published
Updated
Aug 17, 2026, 9:29 PM
Reserved
May 1, 2026, 10:46 PM
Status
Modified
Published
Jul 27, 2026, 9:16 PM
Modified
Aug 17, 2026, 10:17 PM