Apple

CVE VENDORS PRODUCTS UPDATED PUBLISHED CVSS
CVE-2021-1878 1Apple 2Mac Os X Macos Jun 17, 2026 Sep 8, 2021 N/A· v4 6.5 MEDIUM· v3 4.0 MEDIUM· v2 An integer overflow was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave. An attacker in a privileged network positio...Show more An integer overflow was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave. An attacker in a privileged network position may be able to leak sensitive user information.Show less
CVE-2021-1877 1Apple 2Ipados Iphone Os Jun 17, 2026 Sep 8, 2021 N/A· v4 5.5 MEDIUM· v3 4.9 MEDIUM· v2 An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 14.5 and iPadOS 14.5. A local user may be able to read kernel memory.
CVE-2021-1876 1Apple 2Mac Os X Macos Jun 17, 2026 Sep 8, 2021 N/A· v4 8.8 HIGH· v3 6.8 MEDIUM· v2 A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave. Processing maliciously crafted web cont...Show more A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave. Processing maliciously crafted web content may lead to arbitrary code execution.Show less
CVE-2021-1875 1Apple 6Ipados Iphone OsMac Os X+3 more Jun 17, 2026 Sep 8, 2021 N/A· v4 7.8 HIGH· v3 6.8 MEDIUM· v2 A double free issue was addressed with improved memory management. This issue is fixed in Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Su...Show more A double free issue was addressed with improved memory management. This issue is fixed in Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. Processing a maliciously crafted file may lead to heap corruption.Show less
CVE-2021-1874 1Apple 2Ipados Iphone Os Jun 17, 2026 Sep 8, 2021 N/A· v4 8.8 HIGH· v3 9.3 HIGH· v2 A logic issue was addressed with improved state management. This issue is fixed in iOS 14.5 and iPadOS 14.5. An application may be able to execute arbitrary code with kernel privileges.
CVE-2021-1873 1Apple 2Mac Os X Macos Jun 17, 2026 Sep 8, 2021 N/A· v4 6.5 MEDIUM· v3 4.3 MEDIUM· v2 An API issue in Accessibility TCC permissions was addressed with improved state management. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave. A malicious appli...Show more An API issue in Accessibility TCC permissions was addressed with improved state management. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave. A malicious application may be able to unexpectedly leak a user's credentials from secure text fields.Show less
CVE-2021-1872 1Apple 3Ipados Iphone OsMacos Jun 17, 2026 Sep 8, 2021 N/A· v4 4.3 MEDIUM· v3 4.3 MEDIUM· v2 A logic issue was addressed with improved state management. This issue is fixed in iOS 14.5 and iPadOS 14.5, watchOS 7.4, macOS Big Sur 11.3. Muting a CallKit call while ringing may not result in mute being enabled.
CVE-2021-1868 1Apple 6Ipados Iphone OsMac Os X+3 more Jun 17, 2026 Sep 8, 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 Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3....Show more A logic issue was addressed with improved state management. This issue is fixed in Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. A local attacker may be able to elevate their privileges.Show less
CVE-2021-1867 1Apple 3Ipados Iphone OsMacos Jun 17, 2026 Sep 8, 2021 N/A· v4 8.8 HIGH· v3 9.3 HIGH· v2 An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 14.5 and iPadOS 14.5, macOS Big Sur 11.3. A malicious application may be able to execute arbitrary code with kernel privilege...Show more An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 14.5 and iPadOS 14.5, macOS Big Sur 11.3. A malicious application may be able to execute arbitrary code with kernel privileges.Show less
CVE-2021-1865 1Apple 2Ipados Iphone Os Jun 17, 2026 Sep 8, 2021 N/A· v4 5.0 MEDIUM· v3 4.3 MEDIUM· v2 An issue obscuring passwords in screenshots was addressed with improved logic. This issue is fixed in iOS 14.5 and iPadOS 14.5. A user's password may be visible on screen.
CVE-2021-1864 1Apple 4Ipados Iphone OsTvos+1 more Jun 17, 2026 Sep 8, 2021 N/A· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. An attacker with JavaScript execution may be able to execute arbitrary code.
CVE-2021-1863 1Apple 2Ipados Iphone Os Jun 17, 2026 Sep 8, 2021 N/A· v4 2.4 LOW· v3 2.1 LOW· v2 An issue existed with authenticating the action triggered by an NFC tag. The issue was addressed with improved action authentication. This issue is fixed in iOS 14.5 and iPadOS 14.5. A person with physical access to an i...Show more An issue existed with authenticating the action triggered by an NFC tag. The issue was addressed with improved action authentication. This issue is fixed in iOS 14.5 and iPadOS 14.5. A person with physical access to an iOS device may be able to place phone calls to any phone number.Show less
CVE-2021-1862 1Apple 2Ipados Iphone Os Jun 17, 2026 Sep 8, 2021 N/A· v4 2.4 LOW· v3 2.1 LOW· v2 Description: A person with physical access may be able to access contacts. This issue is fixed in iOS 14.5 and iPadOS 14.5. Impact: An issue with Siri search access to information was addressed with improved logic.
CVE-2021-1861 1Apple 1Macos Jun 17, 2026 Sep 8, 2021 N/A· v4 4.3 MEDIUM· v3 4.3 MEDIUM· v2 An issue existed in determining cache occupancy. The issue was addressed through improved logic. This issue is fixed in macOS Big Sur 11.3. A malicious website may be able to track users by setting state in a cache.
CVE-2021-1860 1Apple 6Ipados Iphone OsMac Os X+3 more Jun 17, 2026 Sep 8, 2021 N/A· v4 6.5 MEDIUM· v3 7.1 HIGH· v2 A memory initialization issue was addressed with improved memory handling. This issue is fixed in Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macO...Show more A memory initialization issue was addressed with improved memory handling. This issue is fixed in Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. A malicious application may be able to disclose kernel memory.Show less
CVE-2021-1859 1Apple 1Macos Jun 17, 2026 Sep 8, 2021 N/A· v4 7.5 HIGH· v3 7.8 HIGH· v2 A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.3. Locked Notes content may have been unexpectedly unlocked.
CVE-2021-1858 1Apple 6Ipados Iphone OsMac Os X+3 more Jun 17, 2026 Sep 8, 2021 N/A· v4 7.8 HIGH· v3 6.8 MEDIUM· v2 Processing a maliciously crafted image may lead to arbitrary code execution. This issue is fixed in Security Update 2021-002 Catalina, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. An out-of-bound...Show more Processing a maliciously crafted image may lead to arbitrary code execution. This issue is fixed in Security Update 2021-002 Catalina, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. An out-of-bounds write issue was addressed with improved bounds checking.Show less
CVE-2021-1857 1Apple 8Icloud IpadosIphone Os+5 more Jun 17, 2026 Sep 8, 2021 N/A· v4 6.5 MEDIUM· v3 4.3 MEDIUM· v2 A memory initialization issue was addressed with improved memory handling. This issue is fixed in iTunes 12.11.3 for Windows, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iCloud for Windows 12.3, m...Show more A memory initialization issue was addressed with improved memory handling. This issue is fixed in iTunes 12.11.3 for Windows, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iCloud for Windows 12.3, macOS Big Sur 11.3, watchOS 7.4, tvOS 14.5, iOS 14.5 and iPadOS 14.5. Processing maliciously crafted web content may disclose sensitive user information.Show less
CVE-2021-1855 1Apple 1Macos Jun 17, 2026 Sep 8, 2021 N/A· v4 6.5 MEDIUM· v3 6.4 MEDIUM· v2 A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.3. A malicious website may be able to force unnecessary network connections to fetch its favicon.
CVE-2021-1854 1Apple 2Ipados Iphone Os Jun 17, 2026 Sep 8, 2021 N/A· v4 4.3 MEDIUM· v3 4.3 MEDIUM· v2 A call termination issue with was addressed with improved logic. This issue is fixed in iOS 14.5 and iPadOS 14.5. A legacy cellular network can automatically answer an incoming call when an ongoing call ends or drops. .

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