CVE-2021-30663

An integer overflow was addressed with improved input validation. This issue is fixed in iOS 14.5.1 and iPadOS 14.5.1, tvOS 14.6, iOS 12.5.3, Safari 14.1.1, macOS Big Sur 11.3.1. Processing maliciously crafted web content may lead to arbitrary code execution...

CVE-2021-30663

An integer overflow was addressed with improved input validation. This issue is fixed in iOS 14.5.1 and iPadOS 14.5.1, tvOS 14.6, iOS 12.5.3, Safari 14.1.1, macOS Big Sur 11.3.1. Processing maliciously crafted web content may lead to arbitrary code execution...

CVE-2021-30657

A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina. A malicious application may bypass Gatekeeper checks. Apple is aware of a report that this issue may have been actively exploited...

CVE-2021-30657

CVE-2021-30657 is a Gatekeeper bypass in macOS caused by a logic/state-management issue. The vulnerability could allow a malicious, downloaded app to bypass Gatekeeper checks; Apple fixed it in macOS Big Sur 11.3 and Security Update 2021-002 Catalina. The initial advisory notes that Apple is awar...

CVE-2021-30657

A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina. A malicious application may bypass Gatekeeper checks. Apple is aware of a report that this issue may have been actively exploited...

CVE-2021-1875

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...

CVE-2021-1883

CVE-2021-1883 is a heap corruption issue in the Heimdal component triggered while processing maliciously crafted server messages. Apple’s security content (HT212531) shows it being fixed in macOS Mojave via Security Update 2021-004, with related fixes listed for other macOS versions (e.g., Catali...

CVE-2021-1883

This issue was addressed with improved checks. This issue is fixed in Security Update 2021-004 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, Security Update 2021-003 Catalina, tvOS 14.5, macOS Big Sur 11.3. Processing maliciously crafted server messages may lead to heap corruption...

CVE-2021-1884

A race condition was addressed with improved locking. This issue is fixed in Security Update 2021-004 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, Security Update 2021-003 Catalina, tvOS 14.5, macOS Big Sur 11.3. A remote attacker may be able to cause a denial of service...

CVE-2021-30661

A use after free issue was addressed with improved memory management. This issue is fixed in Safari 14.1, iOS 12.5.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report...

CVE-2021-30658

CVE-2021-30658 affects macOS Big Sur 11.3 and is tied to Installer/file-metadata handling. Root cause: improved handling of file metadata. Impact: a malicious application may bypass Gatekeeper checks during installation. Remedy: fixed in macOS Big Sur 11.3 (HT212325). Other documents corroborate ...

CVE-2021-30652

A race condition was addressed with additional validation. 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 gain root privileges...

CVE-2021-30660

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. A malicious application may be able to disclose kernel memory...

CVE-2021-1882

CVE-2021-1882 is a memory corruption vulnerability in Apple software. Connected sources specify an issue that can allow an application to gain elevated privileges, with fixes in Security Update 2021-002 for Catalina, iOS 14.5/iPadOS 14.5, watchOS 7.4, tvOS 14.5, and macOS Big Sur 11.3. The NVD/NC...

CVE-2021-1882

A memory corruption issue was addressed with improved validation. 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 application may be able to gain elevated privileges...

CVE-2021-1881

An out-of-bounds read was addressed with improved input validation. 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 font file may lead to arbitrary cod...

CVE-2021-30655

An application may be able to execute arbitrary code with system privileges. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina. The issue was addressed with improved permissions logic...

CVE-2021-30655

CVE-2021-30655 affects macOS, enabling arbitrary code execution with system privileges. Vulnerable condition traced to permissions logic; fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina. Remediation is to apply the Big Sur 11.3 update or Catalina security update; the connected sour...

CVE-2021-1872

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-2021-1880

CVE-2021-1880 affects macOS Big Sur ImageIO: processing a maliciously crafted image may lead to arbitrary code execution. Fixed in macOS Big Sur 11.3 and watchOS 7.4. Documentation confirms the vulnerability and patch target, but deeper root-cause details are not provided beyond ImageIO handling ...