Vulnerability 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..
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Safari | < 16.2 |
| Apple | Ipados | < 15.7.2 |
| Apple | Iphone Os | < 15.7.2 |
| Apple | Macos | < 13.1 |
| Apple | Tvos | < 16.2 |
Related Weaknesses (CWE)
References
- http://seclists.org/fulldisclosure/2022/Dec/21Mailing ListThird Party Advisory
- http://seclists.org/fulldisclosure/2022/Dec/22Mailing ListThird Party Advisory
- http://seclists.org/fulldisclosure/2022/Dec/23Mailing ListThird Party Advisory
- http://seclists.org/fulldisclosure/2022/Dec/26Mailing ListThird Party Advisory
- http://seclists.org/fulldisclosure/2022/Dec/28Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2022/12/26/1Mailing ListThird Party Advisory
- https://security.gentoo.org/glsa/202305-32Third Party Advisory
- https://support.apple.com/en-us/HT213516Release NotesVendor Advisory
- https://support.apple.com/en-us/HT213531Release NotesVendor Advisory
- https://support.apple.com/en-us/HT213532Release NotesVendor Advisory
- https://support.apple.com/en-us/HT213535Release NotesVendor Advisory
- https://support.apple.com/en-us/HT213537Release NotesVendor Advisory
- http://seclists.org/fulldisclosure/2022/Dec/21Mailing ListThird Party Advisory
- http://seclists.org/fulldisclosure/2022/Dec/22Mailing ListThird Party Advisory
- http://seclists.org/fulldisclosure/2022/Dec/23Mailing ListThird Party Advisory
FAQ
What is CVE-2022-42856?
CVE-2022-42856 is a vulnerability with a CVSS score of 8.8 (HIGH). 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 c...
How severe is CVE-2022-42856?
CVE-2022-42856 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-42856?
Check the references section above for vendor advisories and patch information. Affected products include: Apple Safari, Apple Ipados, Apple Iphone Os, Apple Macos, Apple Tvos.