Vulnerability Description
An out-of-bounds write was addressed with improved input validation. This issue is fixed in iOS 15.1 and iPadOS 15.1, macOS Monterey 12.0.1, iOS 14.8.1 and iPadOS 14.8.1, tvOS 15.1, watchOS 8.1, Security Update 2021-007 Catalina, macOS Big Sur 11.6.1. Processing a maliciously crafted PDF may lead to arbitrary code execution.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipad Os | < 14.8.1 |
| Apple | Ipados | 15.0 |
| Apple | Iphone Os | < 14.8.1 |
| Apple | Mac Os X | < 10.15.7 |
| 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/HT212867
- https://support.apple.com/en-us/HT212868
- https://support.apple.com/en-us/HT212869
- https://support.apple.com/en-us/HT212871
- https://support.apple.com/en-us/HT212872
- https://support.apple.com/en-us/HT212874
- https://support.apple.com/en-us/HT212876
- https://www.zerodayinitiative.com/advisories/ZDI-22-357/
- https://support.apple.com/en-us/HT212867
- https://support.apple.com/en-us/HT212868
- https://support.apple.com/en-us/HT212869
- https://support.apple.com/en-us/HT212871
- https://support.apple.com/en-us/HT212872
- https://support.apple.com/en-us/HT212874
- https://support.apple.com/en-us/HT212876
FAQ
What is CVE-2021-30919?
CVE-2021-30919 is a vulnerability with a CVSS score of 7.8 (HIGH). An out-of-bounds write was addressed with improved input validation. This issue is fixed in iOS 15.1 and iPadOS 15.1, macOS Monterey 12.0.1, iOS 14.8.1 and iPadOS 14.8.1, tvOS 15.1, watchOS 8.1, Secur...
How severe is CVE-2021-30919?
CVE-2021-30919 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-2021-30919?
Check the references section above for vendor advisories and patch information. Affected products include: Apple Ipad Os, Apple Ipados, Apple Iphone Os, Apple Mac Os X, Apple Macos.