CVE-2026-17427 PUBLISHED

This Power System update is being released to address

Assigner: ibm
Reserved: 25.07.2026 Published: 08.11.2026 Updated: 08.11.2026

IBM Power Systems Firmware FW1060.00 through FW1060.81, OP940.00 through OP940.A2, OP910.00 through OP910.95, and OP940.00 through OP940.82 could allow a remote attacker to cause a denial of service due to improper validation of input length.

Metrics

CVSS Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS Score: 6.5

Product Status

Vendor IBM
Product OPENBMC
Versions
  • affected from FW1060.00 to FW1060.81 (incl.)
  • affected from OP940.00 to OP940.A2 (incl.)
  • affected from OP910.00 to OP910.95 (incl.)
Vendor IBM
Product Power Hardware Management Console
Versions
  • affected from OP940.00 to OP940.82 (incl.)

Workarounds

Protect access to the BMC's network interface by operating it on a private network or behind a firewall.

Solutions

Customers with the products below should install FW1060.82(1060_199) or newer to remediate this vulnerability.

Power 10 1) IBM Power System S1022 (9105-22A) 2) IBM Power System S1024 (9105-42A) 3) IBM Power System S1022s (9105-22B) 4) IBM Power System S1014 (9105-41B) 5) IBM Power System L1022 (9786-22H) 6) IBM Power System L1024 (9786-42H) 7) IBM Power System E1050 (9043-MRX) 8) IBM Power System S1012 (9028-21B)

Customers with the products below should install OP940.A3, OP910.96 or newer to remediate this vulnerability.

OpenPower 9 1) IBM Power System AC922 (8335-GTG) 2) IBM Power System AC922 (8335-GTC, 8335-GTW) 3) IBM Power System AC922 (8335-GTH, 8335-GTX)

Customers with the products below should install OP940.83 or newer to remediate this vulnerability. 1) IBM Power Hardware Management Console (7063-CR2)

The images mentioned above can be located at IBM Fix Central :  https://www.ibm.com/support/fixcentral/

References

Problem Types

  • CWE-617 Reachable Assertion CWE