Description
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.3 and iPadOS 18.3, iPadOS 17.7.6, macOS Sequoia 15.3, macOS Sonoma 14.7.5, macOS Ventura 13.7.5, tvOS 18.3, visionOS 2.3, watchOS 11.3. A malicious application may be able to elevate privileges. Apple is aware of a report that this issue may have been actively exploited against versions of iOS before iOS 17.2.
CVSS breakdown
CVSS 3.1
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
Affected products
- Apple / iOS and iPadOS0 – 18.3
- Apple / iPadOS0 – 17.7.6
- Apple / macOS0 – 13.7.5
- Apple / macOS0 – 14.7.5
- Apple / macOS0 – 15.3
- Apple / tvOS0 – 18.3
- Apple / visionOS0 – 2.3
- Apple / watchOS0 – 11.3
References
- VENDOR_ADVISORYhttps://support.apple.com/en-us/122066
- VENDOR_ADVISORYhttps://support.apple.com/en-us/122068
- VENDOR_ADVISORYhttps://support.apple.com/en-us/122071
- VENDOR_ADVISORYhttps://support.apple.com/en-us/122072
- VENDOR_ADVISORYhttps://support.apple.com/en-us/122073
- VENDOR_ADVISORYhttps://support.apple.com/en-us/122372
- VENDOR_ADVISORYhttps://support.apple.com/en-us/122374
- VENDOR_ADVISORYhttps://support.apple.com/en-us/122375