Vulnerability Description
A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 14.8 and iPadOS 14.8, Safari 15, tvOS 15, iOS 15 and iPadOS 15, watchOS 8. Processing maliciously crafted web content may lead to arbitrary code execution.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Safari | < 15.0 |
| Apple | Ipados | < 14.8 |
| Apple | Iphone Os | < 14.8 |
| Apple | Macos | < 12.0.1 |
| Apple | Tvos | < 15.0 |
| Apple | Watchos | < 8.0 |
| Debian | Debian Linux | 10.0 |
| Fedoraproject | Fedora | 33 |
Related Weaknesses (CWE)
References
- http://seclists.org/fulldisclosure/2021/Oct/60Mailing ListThird Party Advisory
- http://seclists.org/fulldisclosure/2021/Oct/61Mailing ListThird Party Advisory
- http://seclists.org/fulldisclosure/2021/Oct/62Mailing ListThird Party Advisory
- http://seclists.org/fulldisclosure/2021/Oct/63Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2021/10/26/9Mailing List
- http://www.openwall.com/lists/oss-security/2021/10/27/1Mailing List
- http://www.openwall.com/lists/oss-security/2021/10/27/2Mailing List
- http://www.openwall.com/lists/oss-security/2021/10/27/4Mailing List
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://support.apple.com/en-us/HT212807Vendor Advisory
- https://support.apple.com/en-us/HT212814Vendor Advisory
- https://support.apple.com/en-us/HT212815Vendor Advisory
- https://support.apple.com/en-us/HT212816Vendor Advisory
- https://support.apple.com/en-us/HT212819Vendor Advisory
FAQ
What is CVE-2021-30846?
CVE-2021-30846 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 14.8 and iPadOS 14.8, Safari 15, tvOS 15, iOS 15 and iPadOS 15, watchOS 8. Processing maliciously craf...
How severe is CVE-2021-30846?
CVE-2021-30846 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-2021-30846?
Check the references section above for vendor advisories and patch information. Affected products include: Apple Safari, Apple Ipados, Apple Iphone Os, Apple Macos, Apple Tvos.