{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-55995", "assignerOrgId": "404e59f5-483d-4b8a-8e7a-e67604dd8afb", "state": "PUBLISHED", "assignerShortName": "suse", "dateReserved": "2026-06-18T09:26:55.987Z", "datePublished": "2026-07-29T13:43:22.381Z", "dateUpdated": "2026-07-29T14:43:55.157Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "404e59f5-483d-4b8a-8e7a-e67604dd8afb", "shortName": "suse", "dateUpdated": "2026-07-29T13:43:22.381Z" }, "title": "Double-free in the iSNS attribute decoder in open-iscsi", "datePublic": "2026-07-28T11:45:00.000Z", "problemTypes": [ { "descriptions": [ { "lang": "en", "cweId": "CWE-415", "description": "CWE-415: Double Free", "type": "CWE" } ] } ], "affected": [ { "vendor": "open-iscsi", "product": "open-iscsi", "packageName": "open-iscsi", "versions": [ { "status": "affected", "version": "?", "lessThanOrEqual": "56718d4e9d1a4f51c30697b5c0534144bb41c9bb", "versionType": "git" } ], "defaultStatus": "unaffected" } ], "descriptions": [ { "lang": "en", "value": "A Double Free vulnerability in open-iscsi allows an unauthenticated MITM attacker to cause DoS.\n\n\n\n\n\n\nThis issue affects open-iscsi: from ? through 56718d4e9d1a4f51c30697b5c0534144bb41c9bb.", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "
A Double Free vulnerability in open-iscsi allows an unauthenticated MITM attacker to cause DoS.

This issue affects open-iscsi: from ? through 56718d4e9d1a4f51c30697b5c0534144bb41c9bb.

" } ] } ], "references": [ { "url": "https://bugzilla.suse.com/show_bug.cgi?id=CVE-2026-55995" }, { "url": "https://github.com/open-iscsi/open-isns/commit/56718d4e9d1a4f51c30697b5c0534144bb41c9bb" } ], "metrics": [ { "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ], "cvssV4_0": { "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "HIGH", "baseScore": 8.7, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N" } } ], "credits": [ { "lang": "en", "value": "Keith at Linneman Labs", "type": "finder" } ], "source": { "discovery": "UNKNOWN" }, "x_generator": { "engine": "Vulnogram 1.0.4" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-07-29T14:43:46.830977Z", "id": "CVE-2026-55995", "options": [ { "Exploitation": "none" }, { "Automatable": "yes" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-29T14:43:55.157Z" } } ] } }