Description
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 26.7.1 and iPadOS 26.7.1, macOS Sequoia 15.8.1, macOS Tahoe 26.7.1. Processing a maliciously crafted file may lead to arbitrary code execution. Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals on versions of iOS before iOS 27.
CVSS breakdown
CVSS 3.1
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected products
- Apple / iOS and iPadOS0 – 26.7.1
- Apple / iPadOS26.7.1
- Apple / iphone_os26.7.1
- Apple / macOS0 – 15.8.1
- Apple / macOS0 – 26.7.1
- Apple / macOS15.8.1
News coverage
- Apple CoreGraphics PoC Emerges as WhatsApp PDF Checks Hint at Possible Delivery PathThe Hacker News · 26d ago
- Apple Zero-Day Vulnerability Weaponized in Targeted AttacksDark Reading · 27d ago
References
- VENDOR_ADVISORYhttps://support.apple.com/en-us/149226
- VENDOR_ADVISORYhttps://support.apple.com/en-us/149228
- VENDOR_ADVISORYhttps://support.apple.com/en-us/149229
Updated 22m ago · 8 sources