CVE-2026-84536

Summary

An integer underflow was addressed with improved input validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Connecting to a malicious SMB server may lead to unexpected system termination.

Affected Software

VendorProductVersion RangeStatus
ApplemacOS0 < 15.8affected
ApplemacOS0 < 26.7affected
ApplemacOS0 < 27affected

Weaknesses

  • Connecting to a malicious SMB server may lead to unexpected system termination

References