CVE-2026-7270

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-7270", "assignerOrgId": "63664ac6-956c-4cba-a5d0-f46076e16109", "state": "PUBLISHED", "assignerShortName": "freebsd", "dateReserved": "2026-04-28T05:26:31.296Z", "datePublished": "2026-04-30T07:02:48.276Z", "dateUpdated": "2026-05-10T06:55:17.771Z"}, "containers": {"cna": {"datePublic": "2026-04-29T19:00:00.000Z", "title": "Local privilege escalation via execve()", "references": [{"tags": ["vendor-advisory"], "url": "https://security.freebsd.org/advisories/FreeBSD-SA-26:13.exec.asc"}], "affected": [{"defaultStatus": "unknown", "modules": ["kernel"], "product": "FreeBSD", "vendor": "FreeBSD", "versions": [{"status": "affected", "versionType": "release", "version": "15.0-RELEASE", "lessThan": "p7"}, {"status": "affected", "versionType": "release", "version": "14.4-RELEASE", "lessThan": "p3"}, {"status": "affected", "versionType": "release", "version": "14.3-RELEASE", "lessThan": "p12"}, {"status": "affected", "versionType": "release", "version": "13.5-RELEASE", "lessThan": "p13"}]}], "credits": [{"lang": "en", "type": "finder", "value": "Ryan Austin of Calif.io"}], "descriptions": [{"lang": "en", "value": "An operator precedence bug in the kernel results in a scenario where a buffer overflow causes attacker-controlled data to overwrite adjacent execve(2) argument buffers.\n\nThe bug may be exploitable by an unprivileged user to obtain superuser privileges."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-783", "description": "CWE-783: Operator Precedence Logic Error", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "63664ac6-956c-4cba-a5d0-f46076e16109", "shortName": "freebsd", "dateUpdated": "2026-04-30T07:02:48.276Z"}, "x_generator": {"engine": "cvelib 1.8.0"}}, "adp": [{"metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-04-30T00:00:00+00:00", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3", "id": "CVE-2026-7270"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-05-01T03:55:53.412Z"}}, {"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2026-05-10T06:55:17.771Z"}, "references": [{"url": "https://blog.calif.io/p/cve-2026-7270-how-i-get-root-on-freebsd"}, {"url": "https://news.ycombinator.com/item?id=48077971"}], "title": "CVE Program Container", "x_generator": {"engine": "ADPogram 0.0.1"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://blog.calif.io/p/cve-2026-7270-how-i-get-root-on-freebsd"}, {"url": "https://news.ycombinator.com/item?id=48077971"}], "x_generator": {"engine": "ADPogram 0.0.1"}, "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2026-05-10T06:55:17.771Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2026-7270", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-04-30T14:08:41.159935Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-04-30T13:07:51.669Z"}}], "cna": {"title": "Local privilege escalation via execve()", "credits": [{"lang": "en", "type": "finder", "value": "Ryan Austin of Calif.io"}], "affected": [{"vendor": "FreeBSD", "modules": ["kernel"], "product": "FreeBSD", "versions": [{"status": "affected", "version": "15.0-RELEASE", "lessThan": "p7", "versionType": "release"}, {"status": "affected", "version": "14.4-RELEASE", "lessThan": "p3", "versionType": "release"}, {"status": "affected", "version": "14.3-RELEASE", "lessThan": "p12", "versionType": "release"}, {"status": "affected", "version": "13.5-RELEASE", "lessThan": "p13", "versionType": "release"}], "defaultStatus": "unknown"}], "datePublic": "2026-04-29T19:00:00.000Z", "references": [{"url": "https://security.freebsd.org/advisories/FreeBSD-SA-26:13.exec.asc", "tags": ["vendor-advisory"]}], "x_generator": {"engine": "cvelib 1.8.0"}, "descriptions": [{"lang": "en", "value": "An operator precedence bug in the kernel results in a scenario where a buffer overflow causes attacker-controlled data to overwrite adjacent execve(2) argument buffers.\n\nThe bug may be exploitable by an unprivileged user to obtain superuser privileges."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-783", "description": "CWE-783: Operator Precedence Logic Error"}]}], "providerMetadata": {"orgId": "63664ac6-956c-4cba-a5d0-f46076e16109", "shortName": "freebsd", "dateUpdated": "2026-04-30T07:02:48.276Z"}}}, "cveMetadata": {"cveId": "CVE-2026-7270", "state": "PUBLISHED", "dateUpdated": "2026-05-10T06:55:17.771Z", "dateReserved": "2026-04-28T05:26:31.296Z", "assignerOrgId": "63664ac6-956c-4cba-a5d0-f46076e16109", "datePublished": "2026-04-30T07:02:48.276Z", "assignerShortName": "freebsd"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unknown", "modules": ["kernel"], "product": "FreeBSD", "vendor": "FreeBSD", "versions": [{"lessThan": "p7", "status": "affected", "version": "15.0-RELEASE", "versionType": "release"}, {"lessThan": "p3", "status": "affected", "version": "14.4-RELEASE", "versionType": "release"}, {"lessThan": "p12", "status": "affected", "version": "14.3-RELEASE", "versionType": "release"}, {"lessThan": "p13", "status": "affected", "version": "13.5-RELEASE", "versionType": "release"}]}], "source": "secteam@freebsd.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:freebsd:freebsd:13.5:-:*:*:*:*:*:*", "matchCriteriaId": "947F561E-AD65-43B9-94C1-3109A3D35248", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:13.5:beta3:*:*:*:*:*:*", "matchCriteriaId": "4216D505-95A5-4FCC-8B9A-26FCD32B0445", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:13.5:p1:*:*:*:*:*:*", "matchCriteriaId": "3D1987F1-1E08-4B28-8D16-D25A091D99ED", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:13.5:p10:*:*:*:*:*:*", "matchCriteriaId": "4C859EE2-59C0-4234-BFF0-7794AC4956DD", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:13.5:p11:*:*:*:*:*:*", "matchCriteriaId": "D1CEB391-5FA3-4FFD-9279-113093DD500D", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:13.5:p12:*:*:*:*:*:*", "matchCriteriaId": "EE54A637-BD2A-42F2-A155-CF3D4292B32D", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:13.5:p2:*:*:*:*:*:*", "matchCriteriaId": "BEC1E8A0-0402-45F1-938D-FEFDCFC3E747", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:13.5:p3:*:*:*:*:*:*", "matchCriteriaId": "D94457D6-738F-4ABB-BD46-F2B621531FE2", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:13.5:p4:*:*:*:*:*:*", "matchCriteriaId": "8C38CB56-B80C-4D1B-9267-16E8F985B170", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:13.5:p5:*:*:*:*:*:*", "matchCriteriaId": "13DF1E38-5E8D-42FF-A4C5-092300864F3E", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:13.5:p6:*:*:*:*:*:*", "matchCriteriaId": "83A86F81-0965-4600-835A-496756137998", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:13.5:p7:*:*:*:*:*:*", "matchCriteriaId": "987E31A4-7E21-471E-A3EA-4E53FFDB3DFB", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:13.5:p8:*:*:*:*:*:*", "matchCriteriaId": "9FBFE8B3-DC7C-4394-B062-C40E201EC059", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:13.5:p9:*:*:*:*:*:*", "matchCriteriaId": "563C1D65-625D-43FC-A7A0-75B1E2163C40", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:14.3:-:*:*:*:*:*:*", "matchCriteriaId": "9DC7C54E-58AF-4ADE-84AF-0EF0F325E20E", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:14.3:p1:*:*:*:*:*:*", "matchCriteriaId": "D3D22B8C-36CF-4800-9673-0B0240558BDD", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:14.3:p10:*:*:*:*:*:*", "matchCriteriaId": "7296F5AA-F8C1-4277-A4EE-C2B24073A320", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:14.3:p11:*:*:*:*:*:*", "matchCriteriaId": "C30E4A9C-0594-4F40-92B3-26CB9AA85AE9", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:14.3:p2:*:*:*:*:*:*", "matchCriteriaId": "242FA2A8-5D7D-4617-A411-2651FF3A3E4C", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:14.3:p3:*:*:*:*:*:*", "matchCriteriaId": "40573F60-F3B7-4AEC-846A-B08E5B7D9D00", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:14.3:p4:*:*:*:*:*:*", "matchCriteriaId": "1FB832CE-0A98-44A2-8BAC-CD38A64279B6", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:14.3:p5:*:*:*:*:*:*", "matchCriteriaId": "9A785F8E-C218-41AE-8D57-BF06DDAEF7CB", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:14.3:p6:*:*:*:*:*:*", "matchCriteriaId": "C3909FDD-B2A2-45B6-A40B-1D303A717F15", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:14.3:p7:*:*:*:*:*:*", "matchCriteriaId": "720597A2-F181-46E1-8A0D-097E17ADC4FB", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:14.3:p8:*:*:*:*:*:*", "matchCriteriaId": "DC8A75D0-148A-427A-9783-45477EABED21", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:14.3:p9:*:*:*:*:*:*", "matchCriteriaId": "F5D39FC9-6DBA-46C8-BB80-A6188E6A8527", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:14.4:-:*:*:*:*:*:*", "matchCriteriaId": "8F3856BE-666F-4FA1-A6AD-FE179CEBF1E4", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:14.4:p1:*:*:*:*:*:*", "matchCriteriaId": "D9CC0037-3282-42C3-80D8-F6C1D43B9332", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:14.4:p2:*:*:*:*:*:*", "matchCriteriaId": "1EADA828-3C20-43C0-A0CA-3AC7D7F23DBD", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:14.4:rc1:*:*:*:*:*:*", "matchCriteriaId": "0342A715-E211-4AF6-97ED-32EB9EBB947D", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:15.0:-:*:*:*:*:*:*", "matchCriteriaId": "368CFE5D-C5C2-42AF-AAF4-28DFE1A59C3B", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:15.0:p1:*:*:*:*:*:*", "matchCriteriaId": "AA4AAA57-70A7-4717-ACF2-A253E757FF2C", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:15.0:p2:*:*:*:*:*:*", "matchCriteriaId": "E24ABFA6-4D12-4DE5-832B-438502C7D188", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:15.0:p3:*:*:*:*:*:*", "matchCriteriaId": "C1C9869C-494B-4628-9AA3-4AA5B989C377", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:15.0:p4:*:*:*:*:*:*", "matchCriteriaId": "002AA2FE-C7BA-471A-9434-0E56A878ACBF", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:15.0:p5:*:*:*:*:*:*", "matchCriteriaId": "B187670D-E3A2-4A0D-A653-982F8B447E78", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:15.0:p6:*:*:*:*:*:*", "matchCriteriaId": "047E7EE9-FB51-4CF2-A8BE-484BFD819565", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An operator precedence bug in the kernel results in a scenario where a buffer overflow causes attacker-controlled data to overwrite adjacent execve(2) argument buffers.\n\nThe bug may be exploitable by an unprivileged user to obtain superuser privileges."}, {"lang": "es", "value": "Un error de precedencia de operadores en el kernel resulta en un escenario donde un desbordamiento de b\u00fafer causa que datos controlados por el atacante sobrescriban b\u00faferes de argumentos de execve(2) adyacentes.\n\nEl error puede ser explotable por un usuario sin privilegios para obtener privilegios de superusuario."}], "id": "CVE-2026-7270", "lastModified": "2026-11-11T21:10:00.200", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-7270", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-04-30T00:00:00+00:00", "version": "2.0.3"}}]}, "published": "2026-04-30T07:16:41.710", "references": [{"source": "secteam@freebsd.org", "tags": ["Vendor Advisory"], "url": "https://security.freebsd.org/advisories/FreeBSD-SA-26:13.exec.asc"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://blog.calif.io/p/cve-2026-7270-how-i-get-root-on-freebsd"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://news.ycombinator.com/item?id=48077971"}], "sourceIdentifier": "secteam@freebsd.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-783"}], "source": "secteam@freebsd.org", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[15.0-RELEASE,p7)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[14.4-RELEASE,p3)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[14.3-RELEASE,p12)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[13.5-RELEASE,p13)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "FreeBSD", "source": "cna", "vendor": "FreeBSD"}, "product": "freebsd", "vendor": "freebsd"}], "created": "2026-04-30T08:20:15.277977+00:00", "updated": "2026-05-01T05:30:09.804885+00:00", "vendors": ["freebsd", "freebsd$PRODUCT$freebsd"]}