CVE-2022-42856

Known Exploited

Description

A type confusion issue was addressed with improved state handling. This issue is fixed in Safari 16.2, tvOS 16.2, macOS Ventura 13.1, iOS 15.7.2 and iPadOS 15.7.2, iOS 16.1.2. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited against versions of iOS released before iOS 15.1..

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.16%
KEV Since 
Vendor Advisory apple.com Vendor Advisory apple.com Vendor Advisory apple.com Vendor Advisory apple.com Vendor Advisory apple.com
Affected: Apple tvOS
Affected: Apple tvOS
Affected: Apple tvOS
Affected: Apple tvOS
Affected: Apple tvOS
Published at:
Updated at:

References

Link Tags
https://support.apple.com/en-us/HT213535 release notes vendor advisory
https://support.apple.com/en-us/HT213532 release notes vendor advisory
https://support.apple.com/en-us/HT213531 release notes vendor advisory
https://support.apple.com/en-us/HT213516 release notes vendor advisory
https://support.apple.com/en-us/HT213537 release notes vendor advisory
http://seclists.org/fulldisclosure/2022/Dec/21 third party advisory mailing list
http://seclists.org/fulldisclosure/2022/Dec/23 third party advisory mailing list
http://seclists.org/fulldisclosure/2022/Dec/22 third party advisory mailing list
http://seclists.org/fulldisclosure/2022/Dec/26 third party advisory mailing list
http://seclists.org/fulldisclosure/2022/Dec/28 third party advisory mailing list
http://www.openwall.com/lists/oss-security/2022/12/26/1 third party advisory mailing list
https://security.gentoo.org/glsa/202305-32 third party advisory

Frequently Asked Questions

What is the severity of CVE-2022-42856?
CVE-2022-42856 has been scored as a high severity vulnerability.
How to fix CVE-2022-42856?
To fix CVE-2022-42856, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-42856 being actively exploited in the wild?
It is confirmed that CVE-2022-42856 is actively exploited. Be extra cautious if you are using vulnerable components. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-42856?
CVE-2022-42856 affects Apple tvOS, Apple tvOS, Apple tvOS, Apple tvOS, Apple tvOS.
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