SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2022-22674

Apple macOS Out-of-Bounds Read Vulnerability

KEVMEDIUM 5.5EPSS 1.13%

Does this matter?

Known to be exploited in the wild (CISA KEV, CISA remediation deadline 25 April 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.

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 3.1
5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS
1.13% probability · 65th percentile
CISA KEV
Listed 4 April 2022 · due 25 April 2022
Weakness
CWE-125
Affected
apple/mac os x · apple/macos
Source
product-security@apple.com

CISA notes

Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2022-22674

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.