{"id":"CVE-2025-55199","state":"PUBLISHED","title":"Helm Charts with Specific JSON Schema Values Can Cause Memory Exhaustion","description":"Helm is a package manager for Charts for Kubernetes. Prior to version 3.18.5, it is possible to craft a JSON Schema file in a manner which could cause Helm to use all available memory and have an out of memory (OOM) termination. This issue has been resolved in Helm 3.18.5. A workaround involves ensuring all Helm charts that are being loaded into Helm do not have any reference of $ref pointing to /dev/zero.","publishedAt":"2025-08-13T23:23:43.304Z","updatedAt":"2025-08-14T14:50:39.218Z","severity":{"score":6.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","source":"GitHub_M"},"assigner":"GitHub_M","products":["helm helm"],"affected":[{"vendor":"helm","product":"helm","versions":[{"version":"< 3.18.5","status":"affected"}]}],"references":["https://github.com/helm/helm/security/advisories/GHSA-9h84-qmv7-982p","https://github.com/helm/helm/commit/b78692c18f0fb38fe5ba4571a674de067a4c53a5"],"weaknesses":["CWE-770"],"ingestedAt":"2026-10-29T20:09:31.862Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/55xxx/CVE-2025-55199.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2025-55199","state":"PUBLISHED","datePublished":"2025-08-13T23:23:43.304Z","dateUpdated":"2025-08-14T14:50:39.218Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2025-08-08T21:55:07.965Z"},"containers":{"cna":{"title":"Helm Charts with Specific JSON Schema Values Can Cause Memory Exhaustion","descriptions":[{"lang":"en","value":"Helm is a package manager for Charts for Kubernetes. Prior to version 3.18.5, it is possible to craft a JSON Schema file in a manner which could cause Helm to use all available memory and have an out of memory (OOM) termination. This issue has been resolved in Helm 3.18.5. A workaround involves ensuring all Helm charts that are being loaded into Helm do not have any reference of $ref pointing to /dev/zero."}],"affected":[{"vendor":"helm","product":"helm","versions":[{"version":"< 3.18.5","status":"affected"}]}],"references":[{"url":"https://github.com/helm/helm/security/advisories/GHSA-9h84-qmv7-982p","name":"https://github.com/helm/helm/security/advisories/GHSA-9h84-qmv7-982p","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/helm/helm/commit/b78692c18f0fb38fe5ba4571a674de067a4c53a5","name":"https://github.com/helm/helm/commit/b78692c18f0fb38fe5ba4571a674de067a4c53a5","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-770","lang":"en","description":"CWE-770: Allocation of Resources Without Limits or Throttling","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2025-08-13T23:23:43.304Z"},"source":{"advisory":"GHSA-9h84-qmv7-982p","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-08-14T13:41:12.193883Z","id":"CVE-2025-55199","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-08-14T14:50:39.218Z"}}]}}}