CVE-2022-22674

MEDIUM KEV

macOS 10.15-10.15.6, 11.0-11.6.5 - Out-of-bounds Read in Kernel Memory

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2022-22674 is actively exploited and listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added April 4, 2022.

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 Monterey 12.3.1, Security Update 2022-004 Catalina, macOS Big Sur 11.6.6. A local user may be able to read kernel memory.

References (4)

Core 4
Core References
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT213255
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT213256
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT213220

Scores

CVSS v3 5.5
EPSS 0.0022
EPSS Percentile 44.5%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation active
Automatable no
Technical Impact partial

Details

CISA KEV 2022-04-04
VulnCheck KEV 2022-03-31
InTheWild.io 2022-03-31
ENISA EUVD EUVD-2022-27819
CWE
CWE-125
Status published
Products (3)
apple/mac_os_x 10.15.7 (15 CPE variants)
apple/mac_os_x 10.15 - 10.15.7
apple/macos 11.0 - 11.6.6
Published May 26, 2022
KEV Added Apr 04, 2022
Tracked Since Feb 18, 2026