Description
An out-of-bounds read issue existed that led to the disclosure of kernel memory. This was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave. A local user may be able to cause unexpected system termination or read kernel memory.
References (1)
Core 1
Core References
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212011
Scores
CVSS v3
7.1
EPSS
0.0004
EPSS Percentile
11.9%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Details
CWE
CWE-125
Status
published
Products (1)
apple/mac_os_x
< 11.1.0
Published
Apr 02, 2021
Tracked Since
Feb 18, 2026