CVE-2026-17220

Summary

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service and modify authentication metadata due to a buffer overflow.

Affected Software

VendorProductVersion RangeStatus
IBMi7.6affected
IBMi7.5affected
IBMi7.4affected
IBMi7.3affected

Weaknesses

  • CWE-120: CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

ADP Enrichment

CISA ADP Vulnrichment

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

References