CVE-2026-39873

Summary

The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. Connecting to a malicious SMB server may lead to unexpected system termination.

Affected Software

VendorProductVersion RangeStatus
ApplemacOS0 < 14.8.8affected
ApplemacOS0 < 15.7.8affected
ApplemacOS0 < 26.6affected

Weaknesses

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

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: yes
    • Technical Impact: total

References