Processing a maliciously crafted image may lead to arbitrary code execution. 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 out-of-bounds write issue was addressed with improved bounds checking.
CVSS Score
7.8
EPSS Score
0.005
Published
2021-09-08
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.
CVSS Score
7.5
EPSS Score
0.003
Published
2021-09-08
A memory initialization issue was addressed with improved memory handling. 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 disclose kernel memory.
CVSS Score
6.5
EPSS Score
0.005
Published
2021-09-08
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.
CVSS Score
4.3
EPSS Score
0.003
Published
2021-09-08
An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 14.5 and iPadOS 14.5, macOS Big Sur 11.3. A malicious application may be able to execute arbitrary code with kernel privileges.
CVSS Score
8.8
EPSS Score
0.004
Published
2021-09-08
A logic issue was addressed with improved state 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. A local attacker may be able to elevate their privileges.
CVSS Score
7.8
EPSS Score
0.001
Published
2021-09-08
This issue was addressed with improved entitlements. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina. A malicious application with root privileges may be able to access private information.
CVSS Score
4.4
EPSS Score
0.001
Published
2021-09-08
An input validation issue was addressed with improved input validation. This issue is fixed in iTunes 12.11.3 for Windows, iCloud for Windows 12.3, macOS Big Sur 11.3, Safari 14.1, watchOS 7.4, tvOS 14.5, iOS 14.5 and iPadOS 14.5. Processing maliciously crafted web content may lead to a cross site scripting attack.
CVSS Score
6.1
EPSS Score
0.006
Published
2021-09-08
A logic issue was addressed with improved restrictions. This issue is fixed in macOS Big Sur 11.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. Processing maliciously crafted web content may lead to universal cross site scripting.
CVSS Score
6.1
EPSS Score
0.007
Published
2021-09-08
A memory corruption issue was addressed with improved validation. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave. An application may be able to cause unexpected system termination or write kernel memory.
CVSS Score
7.1
EPSS Score
0.002
Published
2021-09-08