CVE-2020-9855
Last Modified: 21 Nov 2024A validation issue existed in the handling of symlinks. This issue was addressed with improved validation of symlinks. This issue is fixed in macOS Catalina 10.15.5. A local attacker may be able to elevate their privileges.
CVE-2020-9851
Last Modified: 21 Nov 2024An access issue was addressed with improved access restrictions. This issue is fixed in macOS Catalina 10.15.5. A malicious application may be able to modify protected parts of the file system.
CVE-2020-9847
Last Modified: 21 Nov 2024An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Catalina 10.15.5. A malicious application may be able to break out of its sandbox.
CVE-2020-9841
Last Modified: 21 Nov 2024An integer overflow was addressed through improved input validation. This issue is fixed in macOS Catalina 10.15.5. An application may be able to execute arbitrary code with kernel privileges.
CVE-2020-9844
Last Modified: 21 Nov 2024A double free issue was addressed with improved memory management. This issue is fixed in iOS 13.5 and iPadOS 13.5, macOS Catalina 10.15.5. A remote attacker may be able to cause unexpected system termination or corrupt kernel memory.
CVE-2020-9838
Last Modified: 21 Nov 2024An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 13.5 and iPadOS 13.5. A remote attacker may be able to cause arbitrary code execution.
CVE-2020-9842
Last Modified: 21 Nov 2024An entitlement parsing issue was addressed with improved parsing. 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 could interact with system processes to access private information and perform privileged actions.
CVE-2020-9837
Last Modified: 21 Nov 2024An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 13.5 and iPadOS 13.5, macOS Catalina 10.15.5, tvOS 13.4.5. A remote attacker may be able to leak memory.
CVE-2020-9839
Last Modified: 21 Nov 2024A race condition was addressed with improved state handling. 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. An application may be able to gain elevated privileges.
CVE-2020-9835
Last Modified: 21 Nov 2024An issue existed in the pausing of FaceTime video. The issue was resolved with improved logic. This issue is fixed in iOS 13.5 and iPadOS 13.5. A user’s video may not be paused in a FaceTime call if they exit the FaceTime app while the call is ringing.
CVE-2020-9833
Last Modified: 21 Nov 2024A memory initialization issue was addressed with improved memory handling. This issue is fixed in macOS Catalina 10.15.5. A local user may be able to read kernel memory.
CVE-2020-9829
Last Modified: 21 Nov 2024A validation issue was addressed with improved input sanitization. This issue is fixed in iOS 13.5 and iPadOS 13.5, tvOS 13.4.5, watchOS 6.2.5. Processing a maliciously crafted text message may lead to application denial of service.
CVE-2020-9834
Last Modified: 21 Nov 2024A memory corruption issue was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.5. An application may be able to execute arbitrary code with kernel privileges.
CVE-2020-9831
Last Modified: 21 Nov 2024An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Catalina 10.15.5. A malicious application may be able to determine kernel memory layout.
CVE-2020-9832
Last Modified: 21 Nov 2024An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.5. A malicious application may be able to determine kernel memory layout.
CVE-2020-9826
Last Modified: 21 Nov 2024A denial of service issue was addressed with improved input validation. This issue is fixed in iOS 13.5 and iPadOS 13.5, macOS Catalina 10.15.5. A remote attacker may be able to cause a denial of service.
CVE-2020-9824
Last Modified: 21 Nov 2024A logic issue was addressed with improved restrictions. This issue is fixed in macOS Catalina 10.15.5. A non-privileged user may be able to modify restricted network settings.
CVE-2020-9830
Last Modified: 21 Nov 2024A memory corruption issue was addressed with improved state management. This issue is fixed in iOS 13.5 and iPadOS 13.5, macOS Catalina 10.15.5. An application may be able to execute arbitrary code with kernel privileges.
CVE-2020-9827
Last Modified: 21 Nov 2024A denial of service issue was addressed with improved input 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 remote attacker may be able to cause a denial of service.
CVE-2020-9822
Last Modified: 21 Nov 2024An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Catalina 10.15.5. A malicious application may be able to execute arbitrary code with kernel privileges.
CVE-2020-9825
Last Modified: 21 Nov 2024An access issue was addressed with additional sandbox restrictions. This issue is fixed in iOS 13.5 and iPadOS 13.5, macOS Catalina 10.15.5. A malicious application may be able to bypass Privacy preferences.
CVE-2020-9820
Last Modified: 21 Nov 2024A logic issue was addressed with improved restrictions. This issue is fixed in iOS 13.5 and iPadOS 13.5. A remote attacker may be able to modify the file system.
CVE-2020-9821
Last Modified: 21 Nov 2024A memory corruption issue was addressed with improved state management. 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 execute arbitrary code with kernel privileges.
CVE-2020-9823
Last Modified: 21 Nov 2024This issue was addressed with improved checks. This issue is fixed in iOS 13.5 and iPadOS 13.5. Users removed from an iMessage conversation may still be able to alter state.
CVE-2020-9789
Last Modified: 21 Nov 2024An out-of-bounds write issue was addressed with improved bounds checking. 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, iTunes 12.10.7 for Windows, iCloud for Windows 11.2, iCloud for Windows 7.19. Processing a maliciously crafted image may lead to arbitrary code execution.
CVE-2020-9818
Last Modified: 20 Dec 2025An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 13.5 and iPadOS 13.5, iOS 12.4.7, watchOS 6.2.5. Processing a maliciously crafted mail message may lead to unexpected memory modification or application termination.
CVE-2020-9819
Last Modified: 20 Dec 2025A memory consumption issue was addressed with improved memory handling. This issue is fixed in iOS 13.5 and iPadOS 13.5, iOS 12.4.7, watchOS 6.2.5, watchOS 5.3.7. Processing a maliciously crafted mail message may lead to heap corruption.
CVE-2020-9816
Last Modified: 21 Nov 2024An out-of-bounds write issue was addressed with improved bounds checking. 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. Opening a maliciously crafted PDF file may lead to an unexpected application termination or arbitrary code execution.
CVE-2020-9817
Last Modified: 21 Nov 2024A permissions issue existed. This issue was addressed with improved permission validation. This issue is fixed in macOS Catalina 10.15.5. A malicious application may be able to gain root privileges.
CVE-2020-9815
Last Modified: 21 Nov 2024An out-of-bounds read was addressed with improved bounds checking. 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. Processing a maliciously crafted audio file may lead to arbitrary code execution.
CVE-2020-9790
Last Modified: 21 Nov 2024An out-of-bounds write issue was addressed with improved bounds checking. 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, iTunes 12.10.7 for Windows, iCloud for Windows 11.2, iCloud for Windows 7.19. Processing a maliciously crafted image may lead to arbitrary code execution.
CVE-2020-9813
Last Modified: 21 Nov 2024A logic issue existed resulting in memory corruption. This was addressed with improved state management. 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 execute arbitrary code with kernel privileges.
CVE-2020-9814
Last Modified: 21 Nov 2024A logic issue existed resulting in memory corruption. This was addressed with improved state management. 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 execute arbitrary code with kernel privileges.
CVE-2020-9808
Last Modified: 21 Nov 2024A memory corruption issue was addressed with improved state management. 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. An application may be able to cause unexpected system termination or write kernel memory.
CVE-2020-9788
Last Modified: 21 Nov 2024A validation issue was addressed with improved input sanitization. This issue is fixed in macOS Catalina 10.15.5. A file may be incorrectly rendered to execute JavaScript.
CVE-2020-9812
Last Modified: 21 Nov 2024An information disclosure issue was addressed with improved state management. 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 local user may be able to read kernel memory.
CVE-2020-9807
Last Modified: 21 Nov 2024A memory corruption issue was addressed with improved state management. This issue is fixed in iOS 13.5 and iPadOS 13.5, tvOS 13.4.5, watchOS 6.2.5, Safari 13.1.1, iTunes 12.10.7 for Windows, iCloud for Windows 11.2, iCloud for Windows 7.19. Processing maliciously crafted web content may lead to arbitrary code execution.
CVE-2020-9811
Last Modified: 21 Nov 2024An information disclosure issue was addressed with improved state management. 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 local user may be able to read kernel memory.
CVE-2020-9809
Last Modified: 21 Nov 2024An information disclosure issue was addressed with improved state management. 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 determine kernel memory layout.
CVE-2020-9806
Last Modified: 21 Nov 2024A memory corruption issue was addressed with improved state management. This issue is fixed in iOS 13.5 and iPadOS 13.5, tvOS 13.4.5, watchOS 6.2.5, Safari 13.1.1, iTunes 12.10.7 for Windows, iCloud for Windows 11.2, iCloud for Windows 7.19. Processing maliciously crafted web content may lead to arbitrary code execution.
CVE-2020-9802
Last Modified: 5 May 2025A logic issue was addressed with improved restrictions. This issue is fixed in iOS 13.5 and iPadOS 13.5, tvOS 13.4.5, watchOS 6.2.5, Safari 13.1.1, iTunes 12.10.7 for Windows, iCloud for Windows 11.2, iCloud for Windows 7.19. Processing maliciously crafted web content may lead to arbitrary code execution.
CVE-2020-9805
Last Modified: 21 Nov 2024A logic issue was addressed with improved restrictions. This issue is fixed in iOS 13.5 and iPadOS 13.5, tvOS 13.4.5, watchOS 6.2.5, Safari 13.1.1, iTunes 12.10.7 for Windows, iCloud for Windows 11.2, iCloud for Windows 7.19. Processing maliciously crafted web content may lead to universal cross site scripting.
CVE-2020-9803
Last Modified: 21 Nov 2024A memory corruption issue was addressed with improved validation. This issue is fixed in iOS 13.5 and iPadOS 13.5, tvOS 13.4.5, watchOS 6.2.5, Safari 13.1.1, iTunes 12.10.7 for Windows, iCloud for Windows 11.2, iCloud for Windows 7.19. Processing maliciously crafted web content may lead to arbitrary code execution.
CVE-2020-9800
Last Modified: 21 Nov 2024A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 13.5 and iPadOS 13.5, tvOS 13.4.5, watchOS 6.2.5, Safari 13.1.1, iTunes 12.10.7 for Windows, iCloud for Windows 11.2, iCloud for Windows 7.19. Processing maliciously crafted web content may lead to arbitrary code execution.
CVE-2020-9804
Last Modified: 21 Nov 2024A logic issue was addressed with improved restrictions. This issue is fixed in macOS Catalina 10.15.5. Inserting a USB device that sends invalid messages may cause a kernel panic.
CVE-2020-9801
Last Modified: 21 Nov 2024A logic issue was addressed with improved restrictions. This issue is fixed in Safari 13.1.1. A malicious process may cause Safari to launch an application.
CVE-2020-9794
Last Modified: 21 Nov 2024An out-of-bounds read was addressed with improved bounds checking. 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, iTunes 12.10.7 for Windows, iCloud for Windows 11.2, iCloud for Windows 7.19. A malicious application may cause a denial of service or potentially disclose memory contents.
CVE-2020-9793
Last Modified: 21 Nov 2024A memory corruption issue was addressed with improved input 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 remote attacker may be able to cause arbitrary code execution.
CVE-2020-9795
Last Modified: 21 Nov 2024A use after free issue was addressed with improved memory management. 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. An application may be able to execute arbitrary code with kernel privileges.
CVE-2020-9791
Last Modified: 21 Nov 2024An out-of-bounds read was addressed with improved input 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. Processing a maliciously crafted audio file may lead to arbitrary code execution.
