Critical severity9.8NVD Advisory· Published Jul 27, 2026· Updated Jul 29, 2026
CVE-2026-64775
CVE-2026-64775
Description
A memory initialization 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 Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. An app may be able to cause unexpected system termination.
Affected products
9cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*range: <26.6
- (no CPE)range: 26.6
- Range: 15.7.8
- Range: 26.6
Patches
Vulnerability mechanics
References
7- support.apple.com/en-us/128066nvdRelease NotesVendor Advisory
- support.apple.com/en-us/128067nvdRelease NotesVendor Advisory
- support.apple.com/en-us/128068nvdRelease NotesVendor Advisory
- support.apple.com/en-us/128069nvdRelease NotesVendor Advisory
- support.apple.com/en-us/128070nvdRelease NotesVendor Advisory
- support.apple.com/en-us/128071nvdRelease NotesVendor Advisory
- support.apple.com/en-us/128072nvdRelease NotesVendor Advisory
News mentions
5- Apple Patches Everything (July 2026), (Wed, Jul 29th)SANS Internet Storm Center · Jul 29, 2026
- Apple iOS: 25 Critical Vulnerabilities Patched in Single July 2026 DisclosureVypr Intelligence · Jul 27, 2026
- Apple Patches 25 Critical iOS, iPadOS, and macOS Vulnerabilities in July 2026 DisclosureVypr Intelligence · Jul 27, 2026
- Apple watchOS: 25 Vulnerabilities Patched in Same-Day July 2026 DisclosureVypr Intelligence · Jul 27, 2026
- Apple visionOS: 25 Vulnerabilities Patched in Same-Day July 2026 DisclosureVypr Intelligence · Jul 27, 2026