Apple

CVE VENDORS PRODUCTS UPDATED PUBLISHED CVSS
CVE-2021-1870 3Apple FedoraprojectWebkitgtk 6Fedora IpadosIphone Os+3 more Jun 17, 2026 Apr 2, 2021 N/A· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 A logic issue was addressed with improved restrictions. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, iOS 14.4 and iPadOS 14.4. A remote attacker may be ab...Show more A logic issue was addressed with improved restrictions. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, iOS 14.4 and iPadOS 14.4. A remote attacker may be able to cause arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited..Show less
CVE-2021-1844 3Apple DebianFedoraproject 8Debian Linux FedoraIpados+5 more Jun 17, 2026 Apr 2, 2021 N/A· v4 8.8 HIGH· v3 6.8 MEDIUM· v2 A memory corruption issue was addressed with improved validation. This issue is fixed in iOS 14.4.1 and iPadOS 14.4.1, Safari 14.0.3 (v. 14610.4.3.1.7 and 15610.4.3.1.7), watchOS 7.3.2, macOS Big Sur 11.2.3. Processing m...Show more A memory corruption issue was addressed with improved validation. This issue is fixed in iOS 14.4.1 and iPadOS 14.4.1, Safari 14.0.3 (v. 14610.4.3.1.7 and 15610.4.3.1.7), watchOS 7.3.2, macOS Big Sur 11.2.3. Processing maliciously crafted web content may lead to arbitrary code execution.Show less
CVE-2021-1818 1Apple 6Ipad Os Iphone OsMac Os X+3 more Jun 17, 2026 Apr 2, 2021 N/A· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 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....Show more 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. A remote attacker may be able to cause unexpected application termination or arbitrary code execution.Show less
CVE-2021-1806 1Apple 2Mac Os X Macos Jun 17, 2026 Apr 2, 2021 N/A· v4 7.0 HIGH· v3 7.6 HIGH· v2 A race condition was addressed with additional validation. This issue is fixed in macOS Big Sur 11.2.1, macOS Catalina 10.15.7 Supplemental Update, macOS Mojave 10.14.6 Security Update 2021-002. An application may be abl...Show more A race condition was addressed with additional validation. This issue is fixed in macOS Big Sur 11.2.1, macOS Catalina 10.15.7 Supplemental Update, macOS Mojave 10.14.6 Security Update 2021-002. An application may be able to execute arbitrary code with kernel privileges.Show less
CVE-2021-1805 1Apple 2Mac Os X Macos Jun 17, 2026 Apr 2, 2021 N/A· v4 7.8 HIGH· v3 9.3 HIGH· v2 An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.2.1, macOS Catalina 10.15.7 Supplemental Update, macOS Mojave 10.14.6 Security Update 2021-002. An application...Show more An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.2.1, macOS Catalina 10.15.7 Supplemental Update, macOS Mojave 10.14.6 Security Update 2021-002. An application may be able to execute arbitrary code with kernel privileges.Show less
CVE-2021-1803 1Apple 1Macos Jun 17, 2026 Apr 2, 2021 N/A· v4 3.3 LOW· v3 4.3 MEDIUM· v2 The issue was addressed with improved permissions logic. This issue is fixed in macOS Big Sur 11.0.1. A local application may be able to enumerate the user's iCloud documents.
CVE-2021-1802 1Apple 2Mac Os X Macos Jun 17, 2026 Apr 2, 2021 N/A· v4 7.8 HIGH· v3 4.6 MEDIUM· v2 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. A local attacker may be able to elevate their pri...Show more 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. A local attacker may be able to elevate their privileges.Show less
CVE-2021-1801 3Apple FedoraprojectWebkitgtk 7Fedora Ipad OsIphone Os+4 more Jun 17, 2026 Apr 2, 2021 N/A· v4 6.5 MEDIUM· v3 4.3 MEDIUM· v2 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 iPadO...Show more 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.Show less
CVE-2021-1800 1Apple 1Xcode Jun 17, 2026 Apr 2, 2021 N/A· v4 5.5 MEDIUM· v3 4.3 MEDIUM· v2 A path handling issue was addressed with improved validation. This issue is fixed in Xcode 12.4. A malicious application may be able to access arbitrary files on the host device while running an app that uses on-demand r...Show more A path handling issue was addressed with improved validation. This issue is fixed in Xcode 12.4. A malicious application may be able to access arbitrary files on the host device while running an app that uses on-demand resources with Xcode.Show less
CVE-2021-1799 3Apple FedoraprojectWebkitgtk 8Fedora Ipad OsIphone Os+5 more Jun 17, 2026 Apr 2, 2021 N/A· v4 6.5 MEDIUM· v3 4.3 MEDIUM· v2 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...Show more 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.Show less
CVE-2021-1797 1Apple 6Ipad Os Iphone OsMac Os X+3 more Jun 17, 2026 Apr 2, 2021 N/A· v4 5.5 MEDIUM· v3 2.1 LOW· v2 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...Show more 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.Show less
CVE-2021-1796 1Apple 2Ipad Os Iphone Os Jun 17, 2026 Apr 2, 2021 N/A· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 An out-of-bounds write was addressed with improved input validation. This issue is fixed in iOS 14.4 and iPadOS 14.4. A remote attacker may be able to cause arbitrary code execution.
CVE-2021-1795 1Apple 2Ipad Os Iphone Os Jun 17, 2026 Apr 2, 2021 N/A· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 An out-of-bounds write was addressed with improved input validation. This issue is fixed in iOS 14.4 and iPadOS 14.4. A remote attacker may be able to cause arbitrary code execution.
CVE-2021-1794 1Apple 2Ipad Os Iphone Os Jun 17, 2026 Apr 2, 2021 N/A· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 14.4 and iPadOS 14.4. A remote attacker may be able to cause arbitrary code execution.
CVE-2021-1793 1Apple 6Ipad Os Iphone OsMac Os X+3 more Jun 17, 2026 Apr 2, 2021 N/A· v4 7.8 HIGH· v3 6.8 MEDIUM· v2 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...Show more 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.Show less
CVE-2021-1790 1Apple 2Mac Os X Macos Jun 17, 2026 Apr 2, 2021 N/A· v4 7.8 HIGH· v3 6.8 MEDIUM· v2 An out-of-bounds read 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. Processing a maliciously crafted font may...Show more An out-of-bounds read 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. Processing a maliciously crafted font may lead to arbitrary code execution.Show less
CVE-2021-1761 1Apple 6Ipad Os Iphone OsMac Os X+3 more Jun 17, 2026 Apr 2, 2021 N/A· v4 7.5 HIGH· v3 5.0 MEDIUM· v2 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. A remote att...Show more 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. A remote attacker may be able to cause a denial of service.Show less
CVE-2021-1753 1Apple 4Ipad Os Iphone OsMac Os X+1 more Jun 17, 2026 Apr 2, 2021 N/A· v4 7.8 HIGH· v3 6.8 MEDIUM· v2 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, iOS 14.4 and iPadOS 14.4. Processing a mal...Show more 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, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to arbitrary code execution.Show less
CVE-2021-1792 1Apple 6Ipados Iphone OsMac Os X+3 more Jun 17, 2026 Apr 2, 2021 N/A· v4 8.8 HIGH· v3 6.8 MEDIUM· v2 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 iPadO...Show more 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.Show less
CVE-2021-1791 1Apple 6Ipados Iphone OsMac Os X+3 more Jun 17, 2026 Apr 2, 2021 N/A· v4 5.5 MEDIUM· v3 7.1 HIGH· v2 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 U...Show more 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.Show less

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