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High severity7.8NVD Advisory· Published Aug 24, 2021· Updated Jun 17, 2026

CVE-2021-30886

CVE-2021-30886

Description

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Monterey 12.0.1, iOS 15.1 and iPadOS 15.1, watchOS 8.1, tvOS 15.1. 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

12
  • Apple Inc./macOSv53 versions
    unspecified+ 2 more
    • (no CPE)range: unspecified
    • cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*range: <12.0.1
    • (no CPE)range: Monterey 12.0.1
  • Apple Inc./Ipados2 versions
    cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*range: <15.1
    • (no CPE)range: 15.1
  • Apple Inc./Iphone OS
    cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
    Range: <15.1
  • Apple Inc./tvOS2 versions
    cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*range: <15.1
    • (no CPE)range: 15.1
  • Apple Inc./watchOS2 versions
    cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*range: <8.1
    • (no CPE)range: 8.1
  • Apple Inc./iOS and iPadOScpe-rescue
    Range: unspecified
  • Apple Inc./iOSllm-fuzzy
    Range: 15.1

Patches

Vulnerability mechanics

References

4

News mentions

0

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