CVE-2026-24184

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-24184", "assignerOrgId": "9576f279-3576-44b5-a4af-b9a8644b2de6", "state": "PUBLISHED", "assignerShortName": "nvidia", "dateReserved": "2026-01-21T19:09:32.732Z", "datePublished": "2026-08-18T18:16:21.940Z", "dateUpdated": "2026-08-18T18:39:33.686Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "9576f279-3576-44b5-a4af-b9a8644b2de6", "shortName": "nvidia", "dateUpdated": "2026-08-18T18:16:21.940Z"}, "problemTypes": [{"descriptions": [{"cweId": "CWE-120", "description": "CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')", "lang": "en", "type": "CWE"}]}], "affected": [{"defaultStatus": "unaffected", "product": "Cumulus Linux GA", "platforms": ["Cumulus Linux"], "vendor": "NVIDIA", "versions": [{"status": "affected", "version": "0.0 to 5.16"}]}, {"defaultStatus": "unaffected", "product": "Cumulus Linux LTS", "platforms": ["Cumulus Linux(5.11)"], "vendor": "NVIDIA", "versions": [{"status": "affected", "version": "0.0 to 5.11.5"}]}, {"defaultStatus": "unaffected", "product": "Cumulus Linux LTS", "platforms": ["Cumulus Linux(5.9)"], "vendor": "NVIDIA", "versions": [{"status": "affected", "version": "0.0 to 5.9.5"}]}], "descriptions": [{"lang": "en", "value": "NVIDIA Cumulus Linux contains a vulnerability in the Link Layer Discovery Protocol (LLDP) daemon component, where an unauthenticated attacker on an adjacent network could cause buffer overflow by sending crafted LLDP frames. A successful exploit of this vulnerability might lead to code execution.", "supportingMedia": [{"base64": false, "type": "text/html", "value": "NVIDIA Cumulus Linux contains a vulnerability in the Link Layer Discovery Protocol (LLDP) daemon component, where an unauthenticated attacker on an adjacent network could cause buffer overflow by sending crafted LLDP frames. A successful exploit of this vulnerability might lead to code execution."}]}], "impacts": [{"descriptions": [{"lang": "en", "value": "code execution"}]}], "references": [{"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-24184"}, {"url": "https://www.cve.org/CVERecord?id=CVE-2026-24184"}, {"url": "https://github.com/NVIDIA/product-security/tree/main/2026/5817"}], "metrics": [{"cvssV3_1": {"attackVector": "ADJACENT_NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "version": "3.1", "vectorString": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.5, "baseSeverity": "HIGH"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "NVIDIA PSIRT"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-08-18T18:31:29.038735Z", "id": "CVE-2026-24184", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-18T18:39:33.686Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-24184", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-08-18T18:31:29.038735Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-18T18:31:32.335Z"}}], "cna": {"source": {"discovery": "UNKNOWN"}, "impacts": [{"descriptions": [{"lang": "en", "value": "code execution"}]}], "metrics": [{"format": "CVSS", "cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "NVIDIA", "product": "Cumulus Linux GA", "versions": [{"status": "affected", "version": "0.0 to 5.16"}], "platforms": ["Cumulus Linux"], "defaultStatus": "unaffected"}, {"vendor": "NVIDIA", "product": "Cumulus Linux LTS", "versions": [{"status": "affected", "version": "0.0 to 5.11.5"}], "platforms": ["Cumulus Linux(5.11)"], "defaultStatus": "unaffected"}, {"vendor": "NVIDIA", "product": "Cumulus Linux LTS", "versions": [{"status": "affected", "version": "0.0 to 5.9.5"}], "platforms": ["Cumulus Linux(5.9)"], "defaultStatus": "unaffected"}], "references": [{"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-24184"}, {"url": "https://www.cve.org/CVERecord?id=CVE-2026-24184"}, {"url": "https://github.com/NVIDIA/product-security/tree/main/2026/5817"}], "x_generator": {"engine": "NVIDIA PSIRT"}, "descriptions": [{"lang": "en", "value": "NVIDIA Cumulus Linux contains a vulnerability in the Link Layer Discovery Protocol (LLDP) daemon component, where an unauthenticated attacker on an adjacent network could cause buffer overflow by sending crafted LLDP frames. A successful exploit of this vulnerability might lead to code execution.", "supportingMedia": [{"type": "text/html", "value": "NVIDIA Cumulus Linux contains a vulnerability in the Link Layer Discovery Protocol (LLDP) daemon component, where an unauthenticated attacker on an adjacent network could cause buffer overflow by sending crafted LLDP frames. A successful exploit of this vulnerability might lead to code execution.", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-120", "description": "CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')"}]}], "providerMetadata": {"orgId": "9576f279-3576-44b5-a4af-b9a8644b2de6", "shortName": "nvidia", "dateUpdated": "2026-08-18T18:16:21.940Z"}}}, "cveMetadata": {"cveId": "CVE-2026-24184", "state": "PUBLISHED", "dateUpdated": "2026-08-18T18:39:33.686Z", "dateReserved": "2026-01-21T19:09:32.732Z", "assignerOrgId": "9576f279-3576-44b5-a4af-b9a8644b2de6", "datePublished": "2026-08-18T18:16:21.940Z", "assignerShortName": "nvidia"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "platforms": ["Cumulus Linux"], "product": "Cumulus Linux GA", "vendor": "NVIDIA", "versions": [{"status": "affected", "version": "0.0 to 5.16"}]}, {"defaultStatus": "unaffected", "platforms": ["Cumulus Linux(5.11)"], "product": "Cumulus Linux LTS", "vendor": "NVIDIA", "versions": [{"status": "affected", "version": "0.0 to 5.11.5"}]}, {"defaultStatus": "unaffected", "platforms": ["Cumulus Linux(5.9)"], "product": "Cumulus Linux LTS", "vendor": "NVIDIA", "versions": [{"status": "affected", "version": "0.0 to 5.9.5"}]}], "source": "psirt@nvidia.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:nvidia:cumulus_linux:*:*:*:*:lts:*:*:*", "matchCriteriaId": "E5C26866-8C46-4FAD-9063-3A004038CC35", "versionEndIncluding": "5.11.5", "vulnerable": true}, {"criteria": "cpe:2.3:o:nvidia:cumulus_linux:*:*:*:*:-:*:*:*", "matchCriteriaId": "B7AD2FEF-CB8D-49D4-B7B9-20A33DA02476", "versionEndIncluding": "5.16.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "NVIDIA Cumulus Linux contains a vulnerability in the Link Layer Discovery Protocol (LLDP) daemon component, where an unauthenticated attacker on an adjacent network could cause buffer overflow by sending crafted LLDP frames. A successful exploit of this vulnerability might lead to code execution."}], "id": "CVE-2026-24184", "lastModified": "2026-09-02T15:06:29.303", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.6, "impactScore": 5.9, "source": "psirt@nvidia.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-24184", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-08-18T18:31:29.038735Z", "version": "2.0.3"}}]}, "published": "2026-08-18T19:16:45.980", "references": [{"source": "psirt@nvidia.com", "tags": ["Patch"], "url": "https://github.com/NVIDIA/product-security/tree/main/2026/5817"}, {"source": "psirt@nvidia.com", "tags": ["US Government Resource"], "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-24184"}, {"source": "psirt@nvidia.com", "tags": ["Third Party Advisory"], "url": "https://www.cve.org/CVERecord?id=CVE-2026-24184"}], "sourceIdentifier": "psirt@nvidia.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-120"}], "source": "psirt@nvidia.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": ["cumulus_linux"], "status": "affected", "versions": {"scheme": "generic", "value": "[0.0,5.16]"}}], "enrichment": {"confidence": 93.0, "confidence_source": "matching", "scores": [{"score": 93.0, "source": "matching"}]}, "original": {"product": "Cumulus Linux GA", "source": "cna", "vendor": "NVIDIA"}, "product": "cumulus_linux", "vendor": "nvidia"}, {"configurations": [{"platform": ["cumulus_linux(5.11)"], "status": "affected", "versions": {"scheme": "generic", "value": "[0.0,5.11.5]"}}], "enrichment": {"confidence": 91.0, "confidence_source": "matching", "scores": [{"score": 91.0, "source": "matching"}]}, "original": {"product": "Cumulus Linux LTS", "source": "cna", "vendor": "NVIDIA"}, "product": "cumulus_linux", "vendor": "nvidia"}, {"configurations": [{"platform": ["cumulus_linux(5.9)"], "status": "affected", "versions": {"scheme": "generic", "value": "[0.0,5.9.5]"}}], "enrichment": {"confidence": 91.0, "confidence_source": "matching", "scores": [{"score": 91.0, "source": "matching"}]}, "original": {"product": "Cumulus Linux LTS", "source": "cna", "vendor": "NVIDIA"}, "product": "cumulus_linux", "vendor": "nvidia"}], "created": "2026-08-18T20:15:04.281554+00:00", "title": "LLDP Daemon Buffer Overflow Allowing Remote Code Execution in NVIDIA Cumulus Linux", "updated": "2026-08-21T21:00:03.298709+00:00", "vendors": ["nvidia", "nvidia$PRODUCT$cumulus_linux"]}