Vulnerability Description
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, tvOS 27, visionOS 27, watchOS 27. Processing a maliciously crafted font may result in the disclosure of process memory.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipados | < 27.0 |
| Apple | Iphone Os | < 27.0 |
| Apple | Macos | < 27.0 |
| Apple | Tvos | < 27.0 |
| Apple | Visionos | < 27.0 |
| Apple | Watchos | < 27.0 |
Related Weaknesses (CWE)
References
- https://support.apple.com/en-us/149034Vendor Advisory
- https://support.apple.com/en-us/149035Vendor Advisory
- https://support.apple.com/en-us/149036Vendor Advisory
- https://support.apple.com/en-us/149037Vendor Advisory
- https://support.apple.com/en-us/149038Vendor Advisory
FAQ
What is CVE-2026-84596?
CVE-2026-84596 is a vulnerability with a CVSS score of 6.5 (MEDIUM). An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, tvOS 27, visionOS 27, watchOS 27. Processing a maliciously crafted...
How severe is CVE-2026-84596?
CVE-2026-84596 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-84596?
Check the references section above for vendor advisories and patch information. Affected products include: Apple Ipados, Apple Iphone Os, Apple Macos, Apple Tvos, Apple Visionos.