This issue was addressed with improved checks. This issue is fixed in iOS 14.8.1 and iPadOS 14.8.1, iOS 15.1 and iPadOS 15.1, macOS Monterey 12.0.1. A local attacker may be able to cause unexpected application termination or arbitrary code execution.
CVSS Score
7.8
EPSS Score
0.002
Published
2021-08-24
A sync issue was addressed with improved state validation. This issue is fixed in macOS Monterey 12.0.1. A user's messages may continue to sync after the user has signed out of iMessage.
CVSS Score
5.3
EPSS Score
0.002
Published
2021-08-24
A logic issue was addressed with improved state management. This issue is fixed in macOS Monterey 12.0.1, iOS 15.1 and iPadOS 15.1, watchOS 8.1, tvOS 15.1. Processing maliciously crafted web content may lead to universal cross site scripting.
CVSS Score
6.1
EPSS Score
0.003
Published
2021-08-24
An issue existed in the specification for the resource timing API. The specification was updated and the updated specification was implemented. This issue is fixed in macOS Monterey 12.0.1. A malicious website may exfiltrate data cross-origin.
CVSS Score
6.5
EPSS Score
0.003
Published
2021-08-24
The issue was resolved with additional restrictions on CSS compositing. This issue is fixed in tvOS 15, watchOS 8, iOS 15 and iPadOS 15. Visiting a maliciously crafted website may reveal a user's browsing history.
CVSS Score
4.7
EPSS Score
0.003
Published
2021-08-24
A use after free issue was addressed with improved memory management. This issue is fixed in macOS Monterey 12.0.1, iOS 15.1 and iPadOS 15.1, watchOS 8.1, tvOS 15.1. An application may be able to execute arbitrary code with kernel privileges.
CVSS Score
7.8
EPSS Score
0.006
Published
2021-08-24
A logic issue was addressed with improved restrictions. This issue is fixed in macOS Monterey 12.0.1, iOS 15.1 and iPadOS 15.1, watchOS 8.1, tvOS 15.1. Processing maliciously crafted web content may lead to unexpectedly unenforced Content Security Policy.
CVSS Score
6.5
EPSS Score
0.004
Published
2021-08-24
An information leakage issue was addressed. This issue is fixed in iOS 15.1 and iPadOS 15.1, macOS Monterey 12.0.1, iOS 14.8.1 and iPadOS 14.8.1, tvOS 15.1, watchOS 8.1. A malicious website using Content Security Policy reports may be able to leak information via redirect behavior .
CVSS Score
7.4
EPSS Score
0.002
Published
2021-08-24
A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Monterey 12.0.1, iOS 15.1 and iPadOS 15.1, watchOS 8.1, tvOS 15.1. Processing maliciously crafted web content may lead to arbitrary code execution.
CVSS Score
8.8
EPSS Score
0.007
Published
2021-08-24
A logic issue was addressed with improved state management. This issue is fixed in macOS Monterey 12.0.1. A malicious application may be able to elevate privileges.
CVSS Score
7.8
EPSS Score
0.003
Published
2021-08-24