CVE-2023-42917
A memory corruption vulnerability was addressed with improved locking. This issue is fixed in iOS 17.1.2 and iPadOS 17.1.2, macOS Sonoma 14.1.2, Safari 17.1.2. Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been exploited against versions of iOS before iOS 16.7.1.
Known exploited
CVSS Score
8.8
EPSS Score
0.0
Published
2023-11-30
The issue was addressed with improved memory handling. This issue is fixed in macOS Sonoma 14.1, Safari 17.1, iOS 16.7.2 and iPadOS 16.7.2, iOS 17.1 and iPadOS 17.1. Processing web content may lead to a denial-of-service.
CVSS Score
6.5
EPSS Score
0.014
Published
2023-10-25
A logic issue was addressed with improved checks. This issue is fixed in iOS 17.1 and iPadOS 17.1, watchOS 10.1, iOS 16.7.2 and iPadOS 16.7.2, macOS Sonoma 14.1, Safari 17.1, tvOS 17.1. Processing web content may lead to arbitrary code execution.
CVSS Score
8.8
EPSS Score
0.02
Published
2023-10-25
The issue was addressed with improved memory handling. This issue is fixed in iOS 17.1 and iPadOS 17.1, watchOS 10.1, iOS 16.7.2 and iPadOS 16.7.2, macOS Sonoma 14.1, Safari 17.1, tvOS 17.1. Processing web content may lead to arbitrary code execution.
CVSS Score
8.8
EPSS Score
0.003
Published
2023-10-25
A use-after-free issue was addressed with improved memory management. This issue is fixed in iOS 17.1 and iPadOS 17.1, watchOS 10.1, iOS 16.7.2 and iPadOS 16.7.2, macOS Sonoma 14.1, Safari 17.1, tvOS 17.1. Processing web content may lead to arbitrary code execution.
CVSS Score
8.8
EPSS Score
0.003
Published
2023-10-25
The issue was addressed with improved checks. This issue is fixed in tvOS 17, Safari 17, watchOS 10, iOS 17 and iPadOS 17, macOS Sonoma 14. Processing web content may lead to arbitrary code execution.
CVSS Score
8.8
EPSS Score
0.012
Published
2023-09-27
This issue was addressed with improved iframe sandbox enforcement. This issue is fixed in Safari 17. An attacker with JavaScript execution may be able to execute arbitrary code.
CVSS Score
8.8
EPSS Score
0.002
Published
2023-09-27
A window management issue was addressed with improved state management. This issue is fixed in Safari 17, iOS 17 and iPadOS 17, watchOS 10, macOS Sonoma 14. Visiting a website that frames malicious content may lead to UI spoofing.
CVSS Score
5.4
EPSS Score
0.003
Published
2023-09-27
The issue was addressed with improved memory handling. This issue is fixed in tvOS 17, Safari 17, watchOS 10, iOS 17 and iPadOS 17, macOS Sonoma 14. Processing web content may lead to arbitrary code execution.
CVSS Score
8.8
EPSS Score
0.006
Published
2023-09-27
The HTTP/2 protocol does not consider the role of the TCP congestion window in providing information about content length, which makes it easier for remote attackers to obtain cleartext data by leveraging a web-browser configuration in which third-party cookies are sent, aka a "HEIST" attack.
CVSS Score
5.3
EPSS Score
0.039
Published
2016-09-06