Vulnerability Description
A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, watchOS 26.6. Connecting to a malicious NFS server may lead to kernel memory corruption.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipados | < 26.6 |
| Apple | Iphone Os | < 26.6 |
| Apple | Macos | >= 26.0, < 26.6 |
| Apple | Tvos | < 26.6 |
| Apple | Watchos | < 26.6 |
Related Weaknesses (CWE)
References
- https://support.apple.com/en-us/128066Release NotesVendor Advisory
- https://support.apple.com/en-us/128067Release NotesVendor Advisory
- https://support.apple.com/en-us/128068Release NotesVendor Advisory
- https://support.apple.com/en-us/128069Release NotesVendor Advisory
FAQ
What is CVE-2026-28931?
CVE-2026-28931 is a vulnerability with a CVSS score of 8.8 (HIGH). A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, watchOS 26.6. Connecting to a malicious NFS server may lead...
How severe is CVE-2026-28931?
CVE-2026-28931 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-28931?
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.