macOS Integer Overflow DoS Fixed in GA 27/Sequoia 15.8/Tahoe 26.7
CVE-2026-84554 Published on September 14, 2026
An integer overflow was addressed with improved input validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An attacker in a privileged network position may be able to cause a denial-of-service.
Products Associated with CVE-2026-84554
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Affected Versions
Apple macOS:- Before 15.8 is affected.
- Before 26.7 is affected.
- Before 27 is affected.