CVE-2021-1760: 
macOS vulnerability analysis and mitigation

CVE-2021-1760 is a memory corruption vulnerability discovered in Apple's CoreAnimation component. The vulnerability was disclosed and patched in January 2021, affecting multiple Apple operating systems including macOS Big Sur, iOS 14.4, iPadOS 14.4, watchOS 7.3, and tvOS 14.4. The vulnerability was discovered by @S0rryMybad of 360 Vulcan Team (Apple Security).

The vulnerability is a memory corruption issue in the CoreAnimation component that was addressed with improved state management. This type of vulnerability typically occurs when software fails to properly handle memory allocations, potentially allowing manipulation of memory contents (Apple Security).

If exploited, this vulnerability could allow a malicious application to execute arbitrary code leading to compromise of user information (Apple Security, Apple macOS).

Apple addressed this vulnerability in the following updates released on January 26, 2021: iOS 14.4, iPadOS 14.4, macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, and tvOS 14.4. Users should update their devices to these versions or later to protect against this vulnerability (Apple Security, Apple macOS).