CVE-2026-43682

CRITICAL

macOS < 14.8.8, < 15.7.8, < 26.6 - Remote Kernel Memory Corruption via Memory Handling Flaw

Title source: llm

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. A remote user may be able to cause unexpected system termination or corrupt kernel memory.

References (3)

Core 3

Core References

https://support.apple.com/en-us/128067

https://support.apple.com/en-us/128071

https://support.apple.com/en-us/128072

Scores

CVSS v3 9.8

EPSS 0.0051

EPSS Percentile 40.9%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable yes

Technical Impact total

Details

CWE

CWE-119

Status published

Products (4)

Apple/macOS < 14.8.8

Apple/macOS < 15.7.8

Apple/macOS < 26.6

apple/macos 14.0 - 14.8.8

Published Jul 27, 2026

Tracked Since Jul 28, 2026