Vulnerability Description
An integer overflow was addressed with improved input validation. This issue is fixed in tvOS 15.2, macOS Monterey 12.1, Safari 15.2, iOS 15.2 and iPadOS 15.2, watchOS 8.3. Processing maliciously crafted web content may lead to arbitrary code execution.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Safari | < 15.2 |
| Apple | Ipados | < 15.2 |
| Apple | Iphone Os | < 15.2 |
| Apple | Macos | >= 12.0, < 12.1 |
| Apple | Tvos | < 15.2 |
| Apple | Watchos | < 8.3 |
| Fedoraproject | Fedora | 34 |
| Debian | Debian Linux | 10.0 |
| Webkitgtk | Webkitgtk | < 2.34.4 |
| Wpewebkit | Wpe Webkit | < 2.34.4 |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2022/01/21/2Mailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproBroken Link
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproBroken Link
- https://support.apple.com/en-us/HT212975Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212976Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212978Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212980Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212982Release NotesVendor Advisory
- https://www.debian.org/security/2022/dsa-5060Mailing ListThird Party Advisory
- https://www.debian.org/security/2022/dsa-5061Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2022/01/21/2Mailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproBroken Link
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproBroken Link
- https://support.apple.com/en-us/HT212975Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212976Release NotesVendor Advisory
FAQ
What is CVE-2021-30952?
CVE-2021-30952 is a vulnerability with a CVSS score of 7.8 (HIGH). An integer overflow was addressed with improved input validation. This issue is fixed in tvOS 15.2, macOS Monterey 12.1, Safari 15.2, iOS 15.2 and iPadOS 15.2, watchOS 8.3. Processing maliciously craf...
How severe is CVE-2021-30952?
CVE-2021-30952 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-2021-30952?
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.