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CVE-2026-64691

9.8 critical SSVC exploitation: none Analyzed
NVD · CVE.org

A buffer overflow was addressed with improved size validation. This issue is fixed in macOS Tahoe 26.6. An app may be able to cause unexpected system termination.

Fix

Patch, vendor advisory and mitigation references on NVD 1

Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.

Change history 1

  1. First seenCVSS 9.8 · appleNVD modified 2026-10-24 13:10

Affected (CPE criteria) 1

  • cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*

References 1