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High severity7.1NVD Advisory· Published Sep 14, 2026· Updated Sep 15, 2026

CVE-2026-64736

CVE-2026-64736

Description

An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in iOS 26.6.1 and iPadOS 26.6.1, macOS Sequoia 15.8, macOS Tahoe 26.6.2, tvOS 27, visionOS 27, watchOS 27. An app may be able to cause unexpected system termination or corrupt kernel memory.

Affected products

13
  • Apple Inc./Ipados2 versions
    cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*range: <26.6.1
    • (no CPE)range: before 26.6.1
  • Apple Inc./Iphone OS
    cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
    Range: <26.6.1
  • Apple Inc./macOS
    cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
    Range: >=15.0,<15.8
  • Apple Inc./tvOS2 versions
    cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*range: <27.0
    • (no CPE)range: before 27
  • Apple Inc./Visionos2 versions
    cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*range: <27.0
    • (no CPE)range: before 27
  • Apple Inc./watchOS2 versions
    cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*range: <27.0
    • (no CPE)range: before 27
  • Apple Inc./macOS Sequoiallm-fuzzy
    Range: before 15.8
  • Apple Inc./macOS Tahoellm-fuzzy
    Range: before 26.6.2
  • Apple Inc./iOSllm-fuzzy
    Range: before 26.6.1

Patches

Vulnerability mechanics

References

6

News mentions

2