# CVE-2022-42856

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..

- Page: https://www.vulneraibility.com/cve/CVE-2022-42856
- CVSS: 8.8
- Known exploited: yes, in CISA KEV since 2022-12-14; CISA due date 2023-01-04
- EPSS: 8.52% (percentile 95.1)
- CISA SSVC: exploitation active, automatable no, technical impact total (assessed 2025-01-28)
- Weakness: CWE-843
- Published: 2022-12-15

## Affected versions

- Apple tvOS: affected < 16.2; < 13.1; < 15.7; < 16.1

A version outside these ranges is not a statement that it is unaffected.

## References

- [other] https://support.apple.com/en-us/HT213535
- [other] https://support.apple.com/en-us/HT213532
- [other] https://support.apple.com/en-us/HT213531
- [other] https://support.apple.com/en-us/HT213516
- [other] https://support.apple.com/en-us/HT213537
- [other] http://seclists.org/fulldisclosure/2022/Dec/21
- [other] http://seclists.org/fulldisclosure/2022/Dec/23
- [other] http://seclists.org/fulldisclosure/2022/Dec/22
- [other] http://seclists.org/fulldisclosure/2022/Dec/26
- [other] http://seclists.org/fulldisclosure/2022/Dec/28
- [other] http://www.openwall.com/lists/oss-security/2022/12/26/1
- [other] https://security.gentoo.org/glsa/202305-32
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-42856

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.