{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-53493", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-06-09T17:05:25.059Z", "datePublished": "2026-09-25T00:06:43.298Z", "dateUpdated": "2026-09-25T00:06:43.298Z"}, "containers": {"cna": {"title": "Containerd has image-pull DoS via crafted OCI index graph amplification", "problemTypes": [{"descriptions": [{"cweId": "CWE-400", "lang": "en", "description": "CWE-400: Uncontrolled Resource Consumption", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-770", "lang": "en", "description": "CWE-770: Allocation of Resources Without Limits or Throttling", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-834", "lang": "en", "description": "CWE-834: Excessive Iteration", "type": "CWE"}]}], "metrics": [{"cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnAvailabilityImpact": "LOW", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 6.9, "baseSeverity": "MEDIUM", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N", "version": "4.0"}}], "references": [{"name": "https://github.com/containerd/containerd/security/advisories/GHSA-pg57-6jwg-q645", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/containerd/containerd/security/advisories/GHSA-pg57-6jwg-q645"}], "affected": [{"vendor": "containerd", "product": "containerd", "versions": [{"version": ">= 2.0.0, < 2.0.13", "status": "affected"}, {"version": "< 1.7.36", "status": "affected"}, {"version": ">= 2.1.0, < 2.2.9", "status": "affected"}, {"version": ">= 2.3.0, < 2.3.6", "status": "affected"}, {"version": "= 2.4.0", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-09-25T00:06:43.298Z"}, "descriptions": [{"lang": "en", "value": "containerd is an open-source container runtime. Prior to versions 1.7.36, 2.0.13, 2.2.9, 2.3.6, and 2.4.1, a crafted OCI index graph can force very high CPU/memory usage during PullImage (before container start), causing long ContainerCreating stalls and, at larger sizes, node/runtime instability. Versions 1.7.36, 2.0.13, 2.2.9, 2.3.6, and 2.4.1 fix the issue."}], "source": {"advisory": "GHSA-pg57-6jwg-q645", "discovery": "UNKNOWN"}}}}

{}

{"affected": [{"affectedData": [{"product": "containerd", "vendor": "containerd", "versions": [{"status": "affected", "version": ">= 2.0.0, < 2.0.13"}, {"status": "affected", "version": "< 1.7.36"}, {"status": "affected", "version": ">= 2.1.0, < 2.2.9"}, {"status": "affected", "version": ">= 2.3.0, < 2.3.6"}, {"status": "affected", "version": "= 2.4.0"}]}], "source": "[email protected]"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "containerd is an open-source container runtime. Prior to versions 1.7.36, 2.0.13, 2.2.9, 2.3.6, and 2.4.1, a crafted OCI index graph can force very high CPU/memory usage during PullImage (before container start), causing long ContainerCreating stalls and, at larger sizes, node/runtime instability. Versions 1.7.36, 2.0.13, 2.2.9, 2.3.6, and 2.4.1 fix the issue."}], "id": "CVE-2026-53493", "lastModified": "2026-09-25T01:16:48.227", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 6.9, "baseSeverity": "MEDIUM", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "LOW", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "[email protected]", "type": "Secondary"}]}, "published": "2026-09-25T01:16:48.227", "references": [{"source": "[email protected]", "url": "https://github.com/containerd/containerd/security/advisories/GHSA-pg57-6jwg-q645"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}, {"lang": "en", "value": "CWE-770"}, {"lang": "en", "value": "CWE-834"}], "source": "[email protected]", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[2.0.0,2.0.13)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,1.7.36)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[2.1.0,2.2.9)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[2.3.0,2.3.6)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "2.4.0"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "containerd", "source": "cna", "vendor": "containerd"}, "product": "containerd", "vendor": "containerd"}], "created": "2026-09-25T07:00:02.985373+00:00", "updated": "2026-09-25T07:00:02.985407+00:00", "vendors": ["containerd", "containerd$PRODUCT$containerd"]}