{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-104113", "assignerOrgId": "0ca53633-f0b5-4853-ba72-e0a2e62000d0", "state": "PUBLISHED", "assignerShortName": "illumos", "dateReserved": "2026-10-01T18:07:53.956Z", "datePublished": "2026-10-09T14:17:00.527Z", "dateUpdated": "2026-10-09T14:17:00.527Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "0ca53633-f0b5-4853-ba72-e0a2e62000d0", "shortName": "illumos", "dateUpdated": "2026-10-09T14:17:00.527Z"}, "title": "Double free in OmniOS and SmartOS ipmgmtd allows local users to crash the daemon", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-415", "description": "CWE-415 Double Free", "type": "CWE"}]}], "affected": [{"vendor": "OmniOS", "product": "OmniOS", "platforms": ["x86"], "packageName": "SUNWcs", "programFiles": ["usr/src/cmd/cmd-inet/lib/ipmgmtd/ipmgmt_door.c"], "versions": [{"status": "affected", "version": "r151020", "lessThan": "r151054", "versionType": "custom"}, {"status": "affected", "version": "r151058", "lessThan": "r151058w", "changes": [{"at": "r151058w", "status": "unaffected"}], "versionType": "custom"}, {"status": "affected", "version": "r151056", "lessThan": "r151056aw", "changes": [{"at": "r151056aw", "status": "unaffected"}], "versionType": "custom"}, {"status": "affected", "version": "r151054", "lessThan": "r151054bw", "changes": [{"at": "r151054bw", "status": "unaffected"}], "versionType": "custom"}], "defaultStatus": "affected"}], "descriptions": [{"lang": "en", "value": "A double free in the IP management daemon (ipmgmtd) of OmniOS and SmartOS allows a local user to crash the daemon. When authorizing a door request that modifies interface configuration, ipmgmt_handler() in usr/src/cmd/cmd-inet/lib/ipmgmtd/ipmgmt_door.c frees the caller's credential with ucred_free() immediately after reading the user ID, and frees it a second time on the error path if the authorization check fails. An unprivileged local user who does not hold the solaris.network.interface.config authorization can send such a request, for example IPMGMT_CMD_RESETIF, to the ipmgmtd door, causing ipmgmtd to abort; repeated requests place the svc:/network/ip-interface-management service into maintenance, preventing IP interface configuration. The early free was introduced in 2014 to support lx-branded zones (OmniOS commit 4c170900) and is not present in upstream illumos-gate. It affects OmniOS r151020 and later, and SmartOS, prior to the fix.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "A double free in the IP management daemon (ipmgmtd) of OmniOS and SmartOS allows a local user to crash the daemon. When authorizing a door request that modifies interface configuration, ipmgmt_handler() in usr/src/cmd/cmd-inet/lib/ipmgmtd/ipmgmt_door.c frees the caller's credential with ucred_free() immediately after reading the user ID, and frees it a second time on the error path if the authorization check fails. An unprivileged local user who does not hold the solaris.network.interface.config authorization can send such a request, for example IPMGMT_CMD_RESETIF, to the ipmgmtd door, causing ipmgmtd to abort; repeated requests place the svc:/network/ip-interface-management service into maintenance, preventing IP interface configuration. The early free was introduced in 2014 to support lx-branded zones (OmniOS commit 4c170900) and is not present in upstream illumos-gate. It affects OmniOS r151020 and later, and SmartOS, prior to the fix."}]}], "references": [{"url": "https://illumos.topicbox.com/groups/developer/T3b859664594b7762/cve-2026-104112-to-cve-2026-104117-denial-of-service-and-missing-authorization-in-door-servers", "tags": ["mailing-list"]}, {"url": "https://github.com/omniosorg/illumos-omnios/commit/670d853f335203ce8a66126cdbb25bfdba973036", "tags": ["patch"]}, {"url": "https://github.com/TritonDataCenter/illumos-joyent/commit/TBD", "tags": ["patch"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "LOCAL", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "subAvailabilityImpact": "NONE", "exploitMaturity": "PROOF_OF_CONCEPT", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "MEDIUM", "baseScore": 5.4, "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P"}}], "solutions": [{"lang": "en", "value": "Update your illumos distribution to one that includes the fix for this issue.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Update your illumos distribution to one that includes the fix for this issue."}]}], "credits": [{"lang": "en", "value": "Robert French", "type": "finder"}, {"lang": "en", "value": "James Wynne III", "type": "finder"}, {"lang": "en", "value": "Andy Fiddaman", "type": "remediation developer"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "hand-authored"}}}}

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