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9.8 Critical

CVE-2026-64767 A buffer overflow was addressed with improved bounds checking

Description

A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.8, macOS Sequoia 15.8.2, macOS Sonoma 14.8.8, macOS Tahoe 26.6. A remote attacker may be able to cause unexpected system termination or corrupt kernel memory.

Affected products and versions

Product Affected versions Fixed in
macOS 26.6 earliest → < 26.6 26.6
macOS 15.8 earliest → < 15.8.2 15.8.2
macOS 15.7 earliest → < 15.7.8 15.7.8
macOS 14.8 earliest → < 14.8.8 14.8.8

References

Timeline

  1. Published
  2. Last modified

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