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.
NVD-CWE-noinfo
CVE-2021-1848
The issue was addressed with improved UI handling. This issue is fixed in iOS 14.5 and iPadOS 14.5. A local user may be able to view sensitive information in the app switcher.
CVE-2021-1855
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-2021-1859
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-2021-1861
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-2021-1862
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.