Apple tvOS vulnerabilities

CVE-2021-1776 [HIGH] CWE-787 CVE-2021-1776: An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in mac An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted font file may lead to arbitrary code execution.

CVE-2021-1774 [HIGH] CVE-2021-1774: This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.2, Security U This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to arbitrary code execution.

CVE-2021-1777 [HIGH] CVE-2021-1777: This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.2, Security U This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to arbitrary code execution.

CVE-2020-29617 [HIGH] CWE-125 CVE-2020-29617: An out-of-bounds read was addressed with improved input validation. This issue is fixed in tvOS 14.3 An out-of-bounds read was addressed with improved input validation. This issue is fixed in tvOS 14.3, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, iOS 14.3 and iPadOS 14.3, iCloud for Windows 12.0, watchOS 7.2. Processing a maliciously crafted image may lead to heap corruption.

CVE-2021-1772 [HIGH] CWE-787 CVE-2021-1772: A stack overflow was addressed with improved input validation. This issue is fixed in macOS Big Sur A stack overflow was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted text file may lead to arbitrary code execution.

CVE-2021-1744 [HIGH] CWE-787 CVE-2021-1744: An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Bi An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to arbitrary code execution.

CVE-2020-29624 [HIGH] CWE-787 CVE-2020-29624: A memory corruption issue existed in the processing of font files. This issue was addressed with imp A memory corruption issue existed in the processing of font files. This issue was addressed with improved input validation. This issue is fixed in watchOS 7.2, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, iOS 14.3 and iPadOS 14.3, tvOS 14.3. Processing a maliciously crafted font file may lead to arbitrary cod

CVE-2020-27943 [HIGH] CWE-787 CVE-2020-27943: A memory corruption issue existed in the processing of font files. This issue was addressed with imp A memory corruption issue existed in the processing of font files. This issue was addressed with improved input validation. This issue is fixed in tvOS 14.3, iOS 14.3 and iPadOS 14.3, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, watchOS 7.2. Processing a maliciously crafted font file may lead to arbitrary cod

CVE-2021-1743 [HIGH] CWE-125 CVE-2021-1743: An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to arbitrary code execution.

CVE-2021-1758 [HIGH] CWE-125 CVE-2021-1758: An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. A remote attacker may be able to cause arbitrary code execution.

CVE-2020-29618 [HIGH] CWE-125 CVE-2020-29618: An out-of-bounds read was addressed with improved input validation. This issue is fixed in tvOS 14.3 An out-of-bounds read was addressed with improved input validation. This issue is fixed in tvOS 14.3, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, iOS 14.3 and iPadOS 14.3, iCloud for Windows 12.0, watchOS 7.2. Processing a maliciously crafted image may lead to arbitrary code execution.

CVE-2020-27944 [HIGH] CWE-787 CVE-2020-27944: A memory corruption issue existed in the processing of font files. This issue was addressed with imp A memory corruption issue existed in the processing of font files. This issue was addressed with improved input validation. This issue is fixed in watchOS 7.2, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, iOS 14.3 and iPadOS 14.3, tvOS 14.3. Processing a maliciously crafted font file may lead to arbitrary cod

CVE-2021-1797 [MEDIUM] CVE-2021-1797: The issue was addressed with improved permissions logic. This issue is fixed in macOS Big Sur 11.2, The issue was addressed with improved permissions logic. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. A local user may be able to read arbitrary files.

CVE-2020-29615 [MEDIUM] CWE-125 CVE-2020-29615: An out-of-bounds read was addressed with improved input validation. This issue is fixed in watchOS 7 An out-of-bounds read was addressed with improved input validation. This issue is fixed in watchOS 7.2, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, iOS 14.3 and iPadOS 14.3, tvOS 14.3. Processing a maliciously crafted image may lead to a denial of service.

CVE-2021-1799 [MEDIUM] CVE-2021-1799: A port redirection issue was addressed with additional port validation. This issue is fixed in macOS A port redirection issue was addressed with additional port validation. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, tvOS 14.4, watchOS 7.3, iOS 14.4 and iPadOS 14.4, Safari 14.0.3. A malicious website may be able to access restricted ports on arbitrary servers.

CVE-2021-1773 [MEDIUM] CVE-2021-1773: A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11. A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to a denial of service.

CVE-2021-1778 [MEDIUM] CWE-125 CVE-2021-1778: An out-of-bounds read issue existed in the curl. This issue was addressed with improved bounds check An out-of-bounds read issue existed in the curl. This issue was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to a denial of service.

CVE-2021-1766 [MEDIUM] CVE-2021-1766: This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.2, Security U This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to a denial of service.

CVE-2021-1791 [MEDIUM] CWE-125 CVE-2021-1791: An out-of-bounds read issue existed that led to the disclosure of kernel memory. This was addressed An out-of-bounds read issue existed that led to the disclosure of kernel memory. This was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. A malicious application may be able to disclose kernel memory

CVE-2021-1801 [MEDIUM] CVE-2021-1801: This issue was addressed with improved iframe sandbox enforcement. This issue is fixed in macOS Big This issue was addressed with improved iframe sandbox enforcement. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Maliciously crafted web content may violate iframe sandboxing policy.