high7.8Known exploited
CVE-2021-30900
Apple iOS, iPadOS, and macOS Out-of-Bounds Write Vulnerability
Exploited in the wild
This vulnerability is on a Known Exploited Vulnerabilities catalogue, added 2023-03-30. Federal due date: 2023-04-20.
Apply updates per vendor instructions.
Impact
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 14.8.1 and iPadOS 14.8.1, iOS 15.1 and iPadOS 15.1. A malicious application may be able to execute arbitrary code with kernel privileges.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Apple | Ipados | before 14.8.1 Version 15.0 |
| Apple | Iphone Os | before 14.8.1 Version 15.0 |
| Apple | Macos | before 11.6.1 |
Weakness classification
References
- NVD record
- CVE.org record
- CISA KEV catalog
- https://support.apple.com/en-us/HT212867
- https://support.apple.com/en-us/HT212868
- https://support.apple.com/kb/HT212872
- https://support.apple.com/en-us/HT212867
- https://support.apple.com/en-us/HT212868
- https://support.apple.com/kb/HT212872
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-30900