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High severity8.8NVD Advisory· Published Sep 8, 2021· Updated Jun 17, 2026

CVE-2021-1851

CVE-2021-1851

Description

A logic issue was addressed with improved state management. This issue is fixed in Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. An 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

7
  • Apple Inc./macOSllm-fuzzy2 versions
    fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave+ 1 more
    • (no CPE)range: fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave
    • (no CPE)range: unspecified
  • Apple Inc./watchOSllm-fuzzy2 versions
    < 7.4+ 1 more
    • (no CPE)range: < 7.4
    • (no CPE)range: unspecified
  • Apple Inc./iOSllm-fuzzy
    Range: < 14.5
  • Apple Inc./tvOSv5
    Range: unspecified
  • Apple Inc./iOS and iPadOScpe-rescue
    Range: unspecified

Patches

Vulnerability mechanics

References

6

News mentions

0

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