VULNERABILITY INTELLIGENCE

CVE-2021-30857

CVSS score7 HIGH
EPSS probability0.92%
CISA KEVNot currently listed
Published2021-08-24
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Description

A race condition was addressed with improved locking. This issue is fixed in Security Update 2021-005 Catalina, iOS 14.8 and iPadOS 14.8, tvOS 15, iOS 15 and iPadOS 15, watchOS 8, macOS Big Sur 11.6. A malicious application may be able to execute arbitrary code with kernel privileges.

Weakness classification

  • nvd@nist.gov: CWE-362

Primary references