Description
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 12.3, macOS Mojave 10.14.5, tvOS 12.3, watchOS 5.2.1. A malicious application may be able to execute arbitrary code with system privileges.
CVSS breakdown
CVSS 3.1
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected products
- Apple / iOSunspecified – iOS 12.3
- Apple / macOSunspecified – macOS Mojave 10.14.5
- Apple / tvOSunspecified – tvOS 12.3
- Apple / watchOSunspecified – watchOS 5.2.1
Exploits & proofs of concept
- exploit-dbiOS < 12.4.1 - 'Jailbreak' Local Privilege Escalationby Umang Raghuvanshi
- exploit-dbApple macOS < 10.14.5 / iOS < 12.3 XNU - 'in6_pcbdetach' Stale Pointer Use-After-Freeby Google Security Research
References
- VENDOR_ADVISORYhttps://support.apple.com/HT210118
- VENDOR_ADVISORYhttps://support.apple.com/HT210119
- VENDOR_ADVISORYhttps://support.apple.com/HT210120
- VENDOR_ADVISORYhttps://support.apple.com/HT210122
Updated 15m ago · 8 sources