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CVE-2022-22674

MEDIUM · CVSS 5.5CISA KEV: actively exploitedEPSS 1.1%EU EUVD: exploited

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.

Key facts

CVSS score
5.5 (v3.1)
Severity
MEDIUM
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness (CWE)
CWE-125
EPSS score
1.1% (66th percentile)
In CISA KEV
Yes, added April 4, 2022
In EU EUVD
Yes (EUVD-2022-27819)
Published
May 26, 2022
NVD last modified
June 17, 2026
Status
Analyzed

CISA Known Exploited Vulnerability

Apple macOS Out-of-Bounds Read Vulnerability

Added to the KEV catalog on April 4, 2022; federal remediation due April 25, 2022.

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2022-27819 in the EU Vulnerability Database. ENISA flags it as known exploited. Last updated in EUVD on October 21, 2025.

View on the EU Vulnerability Database

Affected products

  • apple / mac os x
  • apple / mac os x
  • apple / mac os x
  • apple / mac os x
  • apple / mac os x
  • apple / mac os x
  • apple / mac os x
  • apple / mac os x
  • apple / mac os x
  • apple / mac os x
  • apple / mac os x
  • apple / mac os x
  • apple / mac os x
  • apple / mac os x
  • apple / mac os x
  • apple / mac os x
  • apple / macos

Certified products that may be affected

2 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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CVE-2022-22674: MEDIUM severity (CVSS 5.5)