{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-17504","assignerOrgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","state":"PUBLISHED","assignerShortName":"ibm","dateReserved":"2026-07-26T19:28:06.549Z","datePublished":"2026-09-24T14:07:42.487Z","dateUpdated":"2026-09-24T14:31:41.326Z"},"containers":{"cna":{"providerMetadata":{"orgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","shortName":"ibm","dateUpdated":"2026-09-24T14:07:42.487Z"},"title":"This Power System update is being released to address","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-191","description":"CWE-191 Integer Underflow (Wrap or Wraparound)","type":"CWE"}]}],"affected":[{"vendor":"IBM","product":"PowerVM Hypervisor","versions":[{"status":"affected","version":"FW1120.00","lessThanOrEqual":"FW1120.01","versionType":"semver"},{"status":"affected","version":"FW1110.00","lessThanOrEqual":"FW1110.31","versionType":"semver"},{"status":"affected","version":"FW1060.00","lessThanOrEqual":"FW1060.81","versionType":"semver"},{"status":"affected","version":"FW950.00","lessThanOrEqual":"FW950.H3","versionType":"semver"}],"cpes":["cpe:2.3:a:ibm:powervm_hypervisor:fw1120.00:*:*:*:*:*:*:*","cpe:2.3:a:ibm:powervm_hypervisor:fw1120.00.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:powervm_hypervisor:fw1120.01:*:*:*:*:*:*:*","cpe:2.3:a:ibm:powervm_hypervisor:fw1120.01.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:powervm_hypervisor:fw1110.00:*:*:*:*:*:*:*","cpe:2.3:a:ibm:powervm_hypervisor:fw1110.00.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:powervm_hypervisor:fw1110.31:*:*:*:*:*:*:*","cpe:2.3:a:ibm:powervm_hypervisor:fw1110.31.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:powervm_hypervisor:fw1060.00:*:*:*:*:*:*:*","cpe:2.3:a:ibm:powervm_hypervisor:fw1060.00.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:powervm_hypervisor:fw1060.81:*:*:*:*:*:*:*","cpe:2.3:a:ibm:powervm_hypervisor:fw1060.81.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:powervm_hypervisor:fw950.00:*:*:*:*:*:*:*","cpe:2.3:a:ibm:powervm_hypervisor:fw950.00.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:powervm_hypervisor:fw950.h3:*:*:*:*:*:*:*","cpe:2.3:a:ibm:powervm_hypervisor:fw950.h3.0:*:*:*:*:*:*:*"]}],"descriptions":[{"lang":"en","value":"IBM PowerVM Hypervisor FW1120.00 through FW1120.01, FW1110.00 through FW1110.31, FW1060.00 through FW1060.81, and FW950.00 through FW950.H3 is affected by a vulnerability in the partition firmware runtime. An attacker with root access to a partition can send a specially crafted request to the partition firmware runtime, causing it to crash with possible memory corruption.","supportingMedia":[{"type":"text/html","base64":false,"value":"

IBM PowerVM Hypervisor FW1120.00 through FW1120.01, FW1110.00 through FW1110.31, FW1060.00 through FW1060.81, and FW950.00 through FW950.H3 is affected by a vulnerability in the partition firmware runtime. An attacker with root access to a partition can send a specially crafted request to the partition firmware runtime, causing it to crash with possible memory corruption.

"}]}],"references":[{"url":"https://www.ibm.com/support/pages/node/7289130","tags":["vendor-advisory","patch"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"HIGH","baseSeverity":"MEDIUM","baseScore":5.1,"vectorString":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H"}}],"solutions":[{"lang":"en","value":"Customers with the products below should install FW1110.32(1110_138), FW1120.02(1120_171), or newer to remediate this vulnerability.\nPower 11\n\n * IBM Power System E1180 (9080-HEU)\n\n\nCustomers with the products below should install FW1110.32(1110_160), FW1120.02(1120_195), or newer to remediate this vulnerability.\nPower 11\n\n * IBM Power System S1122 (9824-22A)\n * IBM Power System S1124 (9824-42A)\n * IBM Power System S1122s (9824-22B)\n * IBM Power System S1114 (9824-41B)\n * IBM Power System L1122 (9856-22H)\n * IBM Power System L1124 (9856-42H)\n * IBM Power System E1150 (9043-MRU)\n\n\nCustomers with the products below should install FW1120.02(1120_195), or newer to remediate this vulnerability.\n\n\n\nPower 11\n\n * IBM Power System S1112 (9242-21B, 9242-21T)\n\n\n\nCustomers with the products below should install FW1060.82(1060_189), or newer to remediate this vulnerability.\nPower 10\n\n * IBM Power System E1080 (9080-HEX)\n\n\nCustomers with the products below should install  FW1060.82(1060_199), or newer to remediate this vulnerability.\nPower 10\n\n * IBM Power System S1022 (9105-22A)\n * IBM Power System S1024 (9105-42A)\n * IBM Power System S1022s (9105-22B)\n * IBM Power System S1014 (9105-41B)\n * IBM Power System L1022 (9786-22H)\n * IBM Power System L1024 (9786-42H)\n * IBM Power System E1050 (9043-MRX)\n * IBM Power System S1012 (9028-21B)\n\n\n\n\n\n\nCustomers with the products below should install FW950.H4(950_236) or newer to remediate this vulnerability.\nPower 9\n\n * IBM Power System S922 (9009-22G)\n * IBM Power System H922 (9223-22S)\n * IBM Power System S914 (9009-41G)\n * IBM Power System S924 (9009-42G)\n * IBM Power System H924 (9223-42S)\n * IBM Power System E950 (9040-MR9)\n * IBM Power System E980 (9080-M9S)\n\n\nThe images mentioned above can be located at IBM Fix Central : https://www.ibm.com/support/fixcentral/ https://www.ibm.com/support/fixcentral/","supportingMedia":[{"type":"text/html","base64":false,"value":"

Customers with the products below should install FW1110.32(1110_138), FW1120.02(1120_171), or newer to remediate this vulnerability.
Power 11

  1. IBM Power System E1180 (9080-HEU)

Customers with the products below should install FW1110.32(1110_160), FW1120.02(1120_195), or newer to remediate this vulnerability.
Power 11

  1. IBM Power System S1122 (9824-22A)
  2. IBM Power System S1124 (9824-42A)
  3. IBM Power System S1122s (9824-22B)
  4. IBM Power System S1114 (9824-41B)
  5. IBM Power System L1122 (9856-22H)
  6. IBM Power System L1124 (9856-42H)
  7. IBM Power System E1150 (9043-MRU)

Customers with the products below should install FW1120.02(1120_195), or newer to remediate this vulnerability.

Power 11

  1. IBM Power System S1112 (9242-21B, 9242-21T)


Customers with the products below should install FW1060.82(1060_189), or newer to remediate this vulnerability.
Power 10

  1. IBM Power System E1080 (9080-HEX)

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 FW950.H4(950_236) or newer to remediate this vulnerability.
Power 9

  1. IBM Power System S922 (9009-22G)
  2. IBM Power System H922 (9223-22S)
  3. IBM Power System S914 (9009-41G)
  4. IBM Power System S924 (9009-42G)
  5. IBM Power System H924 (9223-42S)
  6. IBM Power System E950 (9040-MR9)
  7. IBM Power System E980 (9080-M9S)

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

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