Critical severity9.8NVD Advisory· Published Jul 27, 2026· Updated Jul 28, 2026

CVE-2026-43814

Description

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, watchOS 26.6. An app may be able to cause unexpected system termination.

Affected products

Apple Inc./Ipados2 versions
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*range: <26.6
- (no CPE)range: 26.6
Apple Inc./Iphone OS
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
Range: <26.6
Apple Inc./macOS
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Range: >=26.0,<26.6
Apple Inc./tvOS
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
Range: <26.6
Apple Inc./watchOS
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
Range: <26.6
Apple Inc./iOSllm-fuzzy
Range: 26.6
Apple Inc./macOS Tahoellm-fuzzy
Range: 26.6

Patches

Vulnerability mechanics

References

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

News mentions

No linked articles in our index yet.

cvss	0.637
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000