CVE-2022-22674
Published 2022-05-26 · Updated 2026-06-17 · Source product-security@apple.com
Summary
CVE-2022-22674 is a medium-severity (CVSS 5.5) vulnerability in Apple macOS. CISA added it to the Known Exploited Vulnerabilities catalog on April 4, 2022, which means exploitation in the wild has been confirmed; US federal agencies had to remediate it by April 25, 2022. CISA does not currently list it as used in ransomware campaigns. Apple has 96 vulnerabilities in the KEV catalog, 0 of them linked to ransomware.
All 96 known-exploited Apple vulnerabilities →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.
CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CISA Known-Exploited Vulnerability
Product: Apple — macOS
Name: Apple macOS Out-of-Bounds Read Vulnerability
Date added: 2022-04-04 · Due: 2022-04-25
Required action: Apply updates per vendor instructions.
References
- https://support.apple.com/en-us/HT213220
- https://support.apple.com/en-us/HT213255
- https://support.apple.com/en-us/HT213256
- https://support.apple.com/en-us/HT213220
- https://support.apple.com/en-us/HT213255
- https://support.apple.com/en-us/HT213256
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-22674