A logic issue was addressed with improved restrictions. This issue is fixed in macOS Catalina 10.15.2, Security Update 2019-002 Mojave, and Security Update 2019-007 High Sierra. A malicious application may be able to access restricted files.
A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 13.3 and iPadOS 13.3, watchOS 6.1.1, macOS Catalina 10.15.2, Security Update 2019-002 Mojave, and Security Update 2019-007 High Sierra, tvOS 13.3. An application may be able to execute arbitrary code with kernel privileges.
A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Catalina 10.15.2, Security Update 2019-002 Mojave, and Security Update 2019-007 High Sierra. An attacker in a privileged position may be able to perform a denial of service attack.
A path handling issue was addressed with improved validation. This issue is fixed in iOS 13.5 and iPadOS 13.5, macOS Catalina 10.15.5, tvOS 13.4.5, watchOS 6.2.5. A malicious application may be able to overwrite arbitrary files.
An information disclosure issue was addressed with improved state management. This issue is fixed in macOS Catalina 10.15.6, watchOS 6.2.8. A malicious application may disclose restricted memory.
A memory corruption issue was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.6. An application may be able to execute arbitrary code with kernel privileges.
Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in macOS Catalina 10.15.6. An application may be able to execute arbitrary code with kernel privileges.
A memory corruption issue was addressed with improved memory handling. This issue is fixed in macOS Catalina 10.15.6. A local user may be able to cause unexpected system termination or read kernel memory.
A logic issue was addressed with improved state management. This issue is fixed in macOS Catalina 10.15.6. A user may be unexpectedly logged in to another user’s account.
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, tvOS 13.4.8, watchOS 6.2.8, iTunes 12.10.8 for Windows, iCloud for Windows 11.3, iCloud for Windows 7.20. Processing a maliciously crafted image may lead to arbitrary code execution.