Critical severity9.8NVD Advisory· Published Jul 27, 2026· Updated Jul 28, 2026
CVE-2026-64697
CVE-2026-64697
Description
The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to cause unexpected system termination or corrupt kernel memory.
Affected products
4- Range: 15.7.8
- Range: 14.8.8
- Range: 26.6
Patches
Vulnerability mechanics
References
3- support.apple.com/en-us/128067nvdRelease NotesVendor Advisory
- support.apple.com/en-us/128071nvdRelease NotesVendor Advisory
- support.apple.com/en-us/128072nvdRelease NotesVendor Advisory
News mentions
4- Apple Patches Everything (July 2026), (Wed, Jul 29th)SANS Internet Storm Center · Jul 29, 2026
- Apple Releases 25 macOS Security Patches, Including CUPS Privilege Escalation FlawVypr Intelligence · Jul 27, 2026
- Apple Patches 25 macOS Vulnerabilities in Single July 2026 DisclosureVypr Intelligence · Jul 27, 2026
- macOS Tahoe: 25 Security Flaws Patched in Single July 2026 DisclosureVypr Intelligence · Jul 27, 2026