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-2021-30658

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-2021-1882

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-2021-1872

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-2021-1861

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-2021-1861

The CVE-2021-1861 issue concerns a logic fault in how cache occupancy is determined in macOS Big Sur components (notably Safari) that could allow a malicious website to track users by setting state in a cache. The vulnerability is addressed in macOS Big Sur 11.3 via improved cache state managemen...

CVE-2021-1858

CVE-2021-1858 affects Apple OS components handling images. A vulnerability in processing a maliciously crafted image can lead to arbitrary code execution due to an out-of-bounds write, addressed by improved bounds checking. Fixed in Security Update 2021-002 Catalina, iOS 14.5/iPadOS 14.5, watchOS...

CVE-2021-1851

CVE-2021-1851 relates to a logic issue in Apple's OS kernel/state management that could allow an attacker to execute arbitrary code with kernel privileges. The vulnerability is fixed by Security Update 2021-002 for Catalina, Security Update 2021-003 for Mojave, and OS updates (iOS 14.5, iPadOS 14...

CVE-2021-1832

CVE-2021-1832 concerns copied files potentially not receiving the expected file permissions. The NVD entry notes this was addressed by improved permissions logic and is fixed in Apple Security Update 2021-002 for Catalina, and in iOS 14.5/iPadOS 14.5, watchOS 7.4, tvOS 14.5, and macOS Big Sur 11....

CVE-2021-1832

Copied files may not have the expected file permissions. 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. The issue was addressed with improved permissions logic...

CVE-2021-1843

This issue was addressed with improved checks. 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 image may lead to arbitrary code execution...

CVE-2021-1843

CVE-2021-1843 affects Apple systems; the issue arises from processing a maliciously crafted image and could lead to arbitrary code execution. It is addressed by iOS 14.5/iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3, and Security Update 2021-002 (Catalina) / 2021-003 (Mojave). Root caus...

CVE-2021-1829

CVE-2021-1829 is a type confusion vulnerability in macOS Big Sur’s Wi‑Fi subsystem. The issue could allow an attacker to execute arbitrary code with kernel privileges. It is fixed in macOS Big Sur 11.3. The NVD notes a critical impact (CVSSv3.1: 9.8) with network vector, no user interaction requi...

CVE-2021-30664

CVE-2021-30664 is an Apple-core vulnerability affecting CoreAudio on macOS Big Sur 11.3, iOS 14.5, iPadOS 14.5, watchOS 7.4, and tvOS 14.5. The issue is an out-of-bounds write that is triggered when processing a maliciously crafted file, with the potential to execute arbitrary code. The fixed ver...

CVE-2021-30743

An out-of-bounds write was addressed with improved input validation. This issue is fixed in iOS 14.5 and iPadOS 14.5, watchOS 7.4, Security Update 2021-003 Catalina, tvOS 14.5, macOS Big Sur 11.3. Processing a maliciously crafted image may lead to arbitrary code execution...

Input validation

An out-of-bounds write was addressed with improved input validation. This issue is fixed in iOS 14.5 and iPadOS 14.5, watchOS 7.4, Security Update 2021-003 Catalina, tvOS 14.5, macOS Big Sur 11.3. Processing a maliciously crafted image may lead to arbitrary code execution...

Design/Logic Flaw

The issue was addressed with improved permissions logic. This issue is fixed in macOS Big Sur 11.3. A malicious application may be able to access the user's recent contacts...

CVE-2021-30743

CVE-2021-30743 affects Apple ImageIO across macOS/ iOS platforms. The issue is an out-of-bounds write when processing a maliciously crafted image, leading to arbitrary code execution. Apple fixed it in iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, and Security Update 2021-003 Catalina/macOS B...