CVE-2022-42856
- State
- Published
- Severity
- 8.8 High
- Published
- Dec 15, 2022
- Updated
- Oct 21, 2025
- Reserved
- Oct 11, 2022
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..
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 8.8 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | CISA-ADP |
Weaknesses
- CWE-843 Access of Resource Using Incompatible Type ('Type Confusion')
Affected Products
| Product | Versions |
|---|---|
tvOSApple |
|
tvOSApple |
|
tvOSApple |
|
tvOSApple |
|
tvOSApple |
|
References
- https://support.apple.com/en-us/HT213535
- https://support.apple.com/en-us/HT213532
- https://support.apple.com/en-us/HT213531
- https://support.apple.com/en-us/HT213516
- https://support.apple.com/en-us/HT213537
- 20221220 APPLE-SA-2022-12-13-2 iOS 15.7.2 and iPadOS 15.7.2mailing-list
- 20221220 APPLE-SA-2022-12-13-4 macOS Ventura 13.1mailing-list
- 20221220 APPLE-SA-2022-12-13-3 iOS 16.1.2mailing-list
- 20221220 APPLE-SA-2022-12-13-7 tvOS 16.2mailing-list
- 20221220 APPLE-SA-2022-12-13-9 Safari 16.2mailing-list
- [oss-security] 20221226 WebKitGTK and WPE WebKit Security Advisory WSA-2022-0011mailing-list
- https://security.gentoo.org/glsa/202305-32
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-42856government-resource
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