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7.1 High

CVE-2026-64736 An out-of-bounds access issue was addressed with improved bounds checking

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 and versions

Product Affected versions Fixed in
iOS and iPadOS 26.6 earliest → < 26.6.1 26.6.1
macOS 26.6 earliest → < 26.6.2 26.6.2
macOS 15.8 earliest → < 15.8 15.8
tvOS 27 earliest → < 27 27
visionOS 27 earliest → < 27 27
watchOS 27 earliest → < 27 27

References

Timeline

  1. Published
  2. Last modified

Other CVEs of iOS and iPadOS

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CVE-2026-86925 An authorization issue was addressed with improved state management 5.5 Medium CVE-2026-84627 A buffer overflow was addressed with improved bounds checking 7.8 High CVE-2026-86972 A buffer overflow was addressed with improved size validation 7.8 High CVE-2026-113912 An out-of-bounds access issue was addressed with improved bounds checking 7.1 High
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