Vulnerability Description
A logic issue was addressed with improved validation. This issue is fixed in iOS 14.7, tvOS 14.7, watchOS 7.6. An attacker that has already achieved kernel code execution may be able to bypass kernel memory mitigations.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Iphone Os | < 14.7 |
| Apple | Tvos | < 14.7 |
| Apple | Watchos | < 7.6 |
Related Weaknesses (CWE)
References
- https://support.apple.com/en-us/HT212601Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212604Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212605Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212601Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212604Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212605Release NotesVendor Advisory
FAQ
What is CVE-2021-30770?
CVE-2021-30770 is a vulnerability with a CVSS score of 5.5 (MEDIUM). A logic issue was addressed with improved validation. This issue is fixed in iOS 14.7, tvOS 14.7, watchOS 7.6. An attacker that has already achieved kernel code execution may be able to bypass kernel ...
How severe is CVE-2021-30770?
CVE-2021-30770 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-30770?
Check the references section above for vendor advisories and patch information. Affected products include: Apple Iphone Os, Apple Tvos, Apple Watchos.