Vulnerability Description
A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8. An app may be able to cause a denial of service.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipados | < 18.7.10 |
| Apple | Iphone Os | < 18.7.10 |
| Apple | Macos | >= 14.0, < 14.8.8 |
Related Weaknesses (CWE)
References
- https://support.apple.com/en-us/128071Release NotesVendor Advisory
- https://support.apple.com/en-us/128072Release NotesVendor Advisory
- https://support.apple.com/en-us/148287Release NotesVendor Advisory
- https://support.apple.com/en-us/149034Release NotesVendor Advisory
- https://support.apple.com/en-us/149035Release NotesVendor Advisory
FAQ
What is CVE-2026-84489?
CVE-2026-84489 is a vulnerability with a CVSS score of 5.5 (MEDIUM). A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.7.8, macOS Sonoma 14....
How severe is CVE-2026-84489?
CVE-2026-84489 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-84489?
Check the references section above for vendor advisories and patch information. Affected products include: Apple Ipados, Apple Iphone Os, Apple Macos.