{"api_version":"1","generated_at":"2026-08-22T06:11:58+00:00","cve":"CVE-2026-11885","urls":{"html":"https://cve.report/CVE-2026-11885","api":"https://cve.report/api/cve/CVE-2026-11885.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-11885","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-11885"},"summary":{"title":"Power System update in Buffer Copy","description":"IBM PowerVM Hypervisor FW1110.00 through FW1110.20, FW1060.00 through FW1060.71, and FW950.00 through FW950.H1 A carefully crafted OS hypervisor call can cause the PowerVM hypervisor to crash or compromise OS memory integrity.","state":"PUBLISHED","assigner":"ibm","published_at":"2026-07-30 17:16:27","updated_at":"2026-07-30 19:17:03"},"problem_types":["CWE-120","CWE-120 CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')"],"metrics":[{"version":"3.1","source":"psirt@us.ibm.com","type":"Secondary","score":"8.4","severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H","baseScore":8.4,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"HIGH"}},{"version":"3.1","source":"CNA","type":"CVSS","score":"8.4","severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H","data":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":8.4,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H","version":"3.1"}}],"references":[{"url":"https://www.ibm.com/support/pages/node/7280628","name":"https://www.ibm.com/support/pages/node/7280628","refsource":"psirt@us.ibm.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-11885","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-11885","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"IBM","product":"PowerVM Hypervisor","version":"affected FW1110.00 FW1110.20 semver","platforms":[]},{"source":"CNA","vendor":"IBM","product":"PowerVM Hypervisor","version":"affected FW1060.00 FW1060.71 semver","platforms":[]},{"source":"CNA","vendor":"IBM","product":"PowerVM Hypervisor","version":"affected FW950.00 FW950.H1 semver","platforms":[]}],"timeline":[],"solutions":[{"source":"CNA","title":"","value":"Customers with the products below should install FW1110.30(1110_125), 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 FW1110.30(1110_145), 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\n\nCustomers with the products below should install FW1060.72(1060_171)/FW1060.80(1060_180), or newer to remediate this vulnerability.\nPower 10\n\n  *  IBM Power System E1080 (9080-HEX)\n\n\n\n\n\n\nCustomers with the products below should install  FW1060.72(1060_177)/FW1060.80(1060_185),  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.H2(950_222) or newer to remediate this concern.\n\n\n\nPower 9\n\n  *  IBM Power System L922 (9008-22L)\n  *  IBM Power System S922 (9009-22A, 9009-22G)\n  *  IBM Power System H922 (9223-22H, 9223-22S)\n  *  IBM Power System S914 (9009-41A, 9009-41G)\n  *  IBM Power System S924 (9009-42A, 9009-42G)\n  *  IBM Power System H924 (9223-42H, 9223-42S)\n  *  IBM Power System E950 (9040-MR9)\n  *  IBM Power System E980 (9080-M9S)","time":"","lang":"en"}],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"11885","cve":"CVE-2026-11885","epss":"0.001010000","percentile":"0.010510000","score_date":"2026-08-03","updated_at":"2026-08-04 00:07:34"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-11885","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA 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Vulnrichment"}],"cna":{"affected":[{"cpes":["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:fw1110.20:*:*:*:*:*:*:*","cpe:2.3:a:ibm:powervm_hypervisor:fw1110.20.0:*:*:*:*:*:*:*","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:fw1060.71:*:*:*:*:*:*:*","cpe:2.3:a:ibm:powervm_hypervisor:fw1060.71.0:*:*:*:*:*:*:*","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.h1:*:*:*:*:*:*:*","cpe:2.3:a:ibm:powervm_hypervisor:fw950.h1.0:*:*:*:*:*:*:*"],"product":"PowerVM Hypervisor","vendor":"IBM","versions":[{"lessThanOrEqual":"FW1110.20","status":"affected","version":"FW1110.00","versionType":"semver"},{"lessThanOrEqual":"FW1060.71","status":"affected","version":"FW1060.00","versionType":"semver"},{"lessThanOrEqual":"FW950.H1","status":"affected","version":"FW950.00","versionType":"semver"}]}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>IBM PowerVM Hypervisor FW1110.00 through FW1110.20, FW1060.00 through FW1060.71, and FW950.00 through FW950.H1 A carefully crafted OS hypervisor call can cause the PowerVM hypervisor to crash or compromise OS memory integrity.</p>"}],"value":"IBM PowerVM Hypervisor FW1110.00 through FW1110.20, FW1060.00 through FW1060.71, and FW950.00 through FW950.H1 A carefully crafted OS hypervisor call can cause the PowerVM hypervisor to crash or compromise OS memory integrity."}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":8.4,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-120","description":"CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-07-30T16:38:25.814Z","orgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","shortName":"ibm"},"references":[{"tags":["vendor-advisory","patch"],"url":"https://www.ibm.com/support/pages/node/7280628"}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>Customers with the products below should install FW1110.30(1110_125), or newer to remediate this vulnerability.<br/>Power 11</p><ol><li>IBM Power System E1180 (9080-HEU)</li></ol><p>Customers with the products below should install FW1110.30(1110_145), or newer to remediate this vulnerability.<br/>Power 11</p><ol><li>IBM Power System S1122 (9824-22A)</li><li>IBM Power System S1124 (9824-42A)</li><li>IBM Power System S1122s (9824-22B)</li><li>IBM Power System S1114 (9824-41B)</li><li>IBM Power System L1122 (9856-22H)</li><li>IBM Power System L1124 (9856-42H)</li><li>IBM Power System E1150 (9043-MRU)</li></ol><p><br/>Customers with the products below should install FW1060.72(1060_171)/FW1060.80(1060_180), or newer to remediate this vulnerability.<br/>Power 10</p><ol><li>IBM Power System E1080 (9080-HEX)</li></ol><p></p><p>Customers with the products below should install  FW1060.72(1060_177)/FW1060.80(1060_185),  or newer to remediate this vulnerability.<br/>Power 10</p><ol><li>IBM Power System S1022 (9105-22A)</li><li>IBM Power System S1024 (9105-42A)</li><li>IBM Power System S1022s (9105-22B)</li><li>IBM Power System S1014 (9105-41B)</li><li>IBM Power System L1022 (9786-22H)</li><li>IBM Power System L1024 (9786-42H)</li><li>IBM Power System E1050 (9043-MRX)</li><li>IBM Power System S1012 (9028-21B)</li></ol><p></p><p>Customers with the products below should install FW950.H2(950_222) or newer to remediate this concern.</p><p>Power 9</p><ol><li>IBM Power System L922 (9008-22L)</li><li>IBM Power System S922 (9009-22A, 9009-22G)</li><li>IBM Power System H922 (9223-22H, 9223-22S)</li><li>IBM Power System S914 (9009-41A, 9009-41G)</li><li>IBM Power System S924 (9009-42A, 9009-42G)</li><li>IBM Power System H924 (9223-42H, 9223-42S)</li><li>IBM Power System E950 (9040-MR9)</li><li>IBM Power System E980 (9080-M9S)</li></ol>"}],"value":"Customers with the products below should install FW1110.30(1110_125), 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 FW1110.30(1110_145), 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\n\nCustomers with the products below should install FW1060.72(1060_171)/FW1060.80(1060_180), or newer to remediate this vulnerability.\nPower 10\n\n  *  IBM Power System E1080 (9080-HEX)\n\n\n\n\n\n\nCustomers with the products below should install  FW1060.72(1060_177)/FW1060.80(1060_185),  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.H2(950_222) or newer to remediate this concern.\n\n\n\nPower 9\n\n  *  IBM Power System L922 (9008-22L)\n  *  IBM Power System S922 (9009-22A, 9009-22G)\n  *  IBM Power System H922 (9223-22H, 9223-22S)\n  *  IBM Power System S914 (9009-41A, 9009-41G)\n  *  IBM Power System S924 (9009-42A, 9009-42G)\n  *  IBM Power System H924 (9223-42H, 9223-42S)\n  *  IBM Power System E950 (9040-MR9)\n  *  IBM Power System E980 (9080-M9S)"}],"title":"Power System update in Buffer Copy"}},"cveMetadata":{"assignerOrgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","assignerShortName":"ibm","cveId":"CVE-2026-11885","datePublished":"2026-07-30T16:38:25.814Z","dateReserved":"2026-06-10T14:14:43.892Z","dateUpdated":"2026-07-30T17:35:20.927Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-07-30 17:16:27","lastModifiedDate":"2026-07-30 19:17:03","problem_types":["CWE-120","CWE-120 CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')"],"metrics":{"cvssMetricV31":[{"source":"psirt@us.ibm.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H","baseScore":8.4,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2,"impactScore":5.8}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-07-30T17:32:31.432254Z","id":"CVE-2026-11885","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"11885","Ordinal":"1","Title":"Power System update in Buffer Copy","CVE":"CVE-2026-11885","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"11885","Ordinal":"1","NoteData":"IBM PowerVM Hypervisor FW1110.00 through FW1110.20, FW1060.00 through FW1060.71, and FW950.00 through FW950.H1 A carefully crafted OS hypervisor call can cause the PowerVM hypervisor to crash or compromise OS memory integrity.","Type":"Description","Title":"Power System update in Buffer Copy"}]}}}