Vulnerability Description
The issue was addressed with improved memory handling. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Tahoe 26.6, visionOS 26.6. An app may be able to cause unexpected system termination or corrupt kernel memory.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipados | < 26.6 |
| Apple | Iphone Os | < 26.6 |
| Apple | Macos | >= 15.0, < 15.7.8 |
| Apple | Visionos | < 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/128070Release NotesVendor Advisory
- https://support.apple.com/en-us/128071Release NotesVendor Advisory
FAQ
What is CVE-2026-64749?
CVE-2026-64749 is a vulnerability with a CVSS score of 7.8 (HIGH). The issue was addressed with improved memory handling. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Tahoe 26.6, visionOS 26.6. An app may be able to cause unexpected sy...
How severe is CVE-2026-64749?
CVE-2026-64749 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-2026-64749?
Check the references section above for vendor advisories and patch information. Affected products include: Apple Ipados, Apple Iphone Os, Apple Macos, Apple Visionos.