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High severity7.1NVD Advisory· Published Dec 18, 2019· Updated Jun 17, 2026

CVE-2019-8591

CVE-2019-8591

Description

A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 12.3, macOS Mojave 10.14.5, tvOS 12.3, watchOS 5.2.1. An application may be able to cause unexpected system termination or write kernel memory.

AI Insight

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

Affected products

8
  • Apple Inc./tvOSllm-fuzzy2 versions
    before 12.3+ 1 more
    • (no CPE)range: before 12.3
    • (no CPE)range: unspecified
  • Apple Inc./macOSllm-fuzzy2 versions
    before 10.14.5+ 1 more
    • (no CPE)range: before 10.14.5
    • (no CPE)range: unspecified
  • Apple Inc./watchOSllm-fuzzy2 versions
    before 5.2.1+ 1 more
    • (no CPE)range: before 5.2.1
    • (no CPE)range: unspecified
  • Apple Inc./iOSllm-fuzzy2 versions
    before 12.3+ 1 more
    • (no CPE)range: before 12.3
    • (no CPE)range: unspecified

Patches

Vulnerability mechanics

References

4

News mentions

0

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