High severity7.0NVD Advisory· Published Aug 24, 2021· Updated Jun 17, 2026

CVE-2021-30868

Description

A race condition was addressed with improved locking. This issue is fixed in macOS Monterey 12.0.1, macOS Big Sur 11.6.1. A malicious application may be able to execute arbitrary code with kernel privileges.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Apple Inc./macOSv53 versions
unspecified+ 2 more
- (no CPE)range: unspecified
- cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*range: >=11.0,<11.6.1
- cpe:2.3:o:apple:macos:12.0:*:*:*:*:*:*:*
Apple Inc./macOS Montereyllm-fuzzy
Range: 12.0.1
Apple Inc./macOS Big Surllm-fuzzy
Range: 11.6.1

Patches

Vulnerability mechanics

References

support.apple.com/en-us/HT212869nvd
support.apple.com/en-us/HT212872nvd

News mentions

No linked articles in our index yet.

cvss	0.455
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000