Vulnerability Description
A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 15.0.2 and iPadOS 15.0.2, macOS Monterey 12.0.1, iOS 14.8.1 and iPadOS 14.8.1, tvOS 15.1, watchOS 8.1, macOS Big Sur 11.6.1. An application may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited..
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipados | < 14.8.1 |
| Apple | Iphone Os | < 14.8.1 |
| Apple | Macos | >= 11.0, < 11.6.1 |
| Apple | Tvos | < 15.1 |
| Apple | Watchos | < 8.1 |
Related Weaknesses (CWE)
References
- https://support.apple.com/en-us/HT212846Vendor Advisory
- https://support.apple.com/en-us/HT212868Vendor Advisory
- https://support.apple.com/en-us/HT212869Vendor Advisory
- https://support.apple.com/en-us/HT212872Vendor Advisory
- https://support.apple.com/en-us/HT212874Vendor Advisory
- https://support.apple.com/en-us/HT212876Vendor Advisory
- https://support.apple.com/en-us/HT212846Vendor Advisory
- https://support.apple.com/en-us/HT212868Vendor Advisory
- https://support.apple.com/en-us/HT212869Vendor Advisory
- https://support.apple.com/en-us/HT212872Vendor Advisory
- https://support.apple.com/en-us/HT212874Vendor Advisory
- https://support.apple.com/en-us/HT212876Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-US Government Resource
FAQ
What is CVE-2021-30883?
CVE-2021-30883 is a vulnerability with a CVSS score of 7.8 (HIGH). A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 15.0.2 and iPadOS 15.0.2, macOS Monterey 12.0.1, iOS 14.8.1 and iPadOS 14.8.1, tvOS 15.1, watchOS 8.1,...
How severe is CVE-2021-30883?
CVE-2021-30883 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-30883?
Check the references section above for vendor advisories and patch information. Affected products include: Apple Ipados, Apple Iphone Os, Apple Macos, Apple Tvos, Apple Watchos.