CVE-2026-19321

Power System Integer Overflow

State
Published
Severity
6.7 Medium
Published
Aug 19, 2026
Updated
Aug 20, 2026
Reserved
Aug 7, 2026

Read the record on cve.org

Description

Power Systems Firmware FW1120.00, FW1110.00 through FW1110.30, and FW1060.00 through FW1060.80 is affected by a vulnerability in the host firmware. An attacker with service access to the service processor can supply a carefully crafted command that could leak the contents of hardware registers that should be inaccessible to the service processor. Successful exploitation could result in limited confidentiality or availability impacts to the affected host system.

Scores

CVSSScoreVectorSource
3.16.7 MediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:Hibm

Weaknesses

  • CWE-190 Integer Overflow or Wraparound

Affected Products

ProductVersions
Power Systems FirmwareIBM
  • FW1120.00Affected
  • FW1110.00 through FW1110.30Affected
  • FW1060.00 through FW1060.80Affected

References

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