Description
A type confusion issue was addressed with improved state handling. This issue is fixed in macOS Big Sur 11.3. An application may be able to execute arbitrary code with kernel privileges.
References (1)
Core 1
Core References
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212325
Scores
CVSS v3
9.8
EPSS
0.0084
EPSS Percentile
74.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-843
Status
published
Products (1)
apple/macos
11.0 - 11.3
Published
Sep 08, 2021
Tracked Since
Feb 18, 2026