This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.6.5, macOS Monterey 12.3, Security Update 2022-003 Catalina. A plug-in may be able to inherit the application's permissions and access user data.

An authentication issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.6.5, macOS Monterey 12.3, Security Update 2022-003 Catalina. A local attacker may be able to view the previous logged in user’s desktop from the fast user switching screen.

This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.6.5, macOS Monterey 12.3, Security Update 2022-003 Catalina. An application may be able to read restricted memory.

A permissions issue was addressed with improved validation. This issue is fixed in Security Update 2022-001 Catalina, macOS Monterey 12.2, macOS Big Sur 11.6.3. An application may be able to access restricted files.

A null pointer dereference was addressed with improved validation. This issue is fixed in tvOS 15.4, iOS 15.4 and iPadOS 15.4, macOS Big Sur 11.6.5, Security Update 2022-003 Catalina, watchOS 8.5, macOS Monterey 12.3. An attacker in a privileged position may be able to perform a denial of service attack.

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in tvOS 15.4, iOS 15.4 and iPadOS 15.4, macOS Big Sur 11.6.5, Security Update 2022-003 Catalina, watchOS 8.5, macOS Monterey 12.3. An application may be able to execute arbitrary code with kernel privileges.

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.6.5, macOS Monterey 12.3, Security Update 2022-003 Catalina. An application may be able to gain elevated privileges.

A carefully crafted request body can cause a read to a random memory area which could cause the process to crash. This issue affects Apache HTTP Server 2.4.52 and earlier.

If LimitXMLRequestBody is set to allow request bodies larger than 350MB (defaults to 1M) on 32 bit systems an integer overflow happens which later causes out of bounds writes. This issue affects Apache HTTP Server 2.4.52 and earlier.

valid.c in libxml2 before 2.9.13 has a use-after-free of ID and IDREF attributes.