{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-02T07:04:37.353","vulnerabilities":[{"cve":{"id":"CVE-2021-27411","sourceIdentifier":"ics-cert@hq.dhs.gov","published":"2022-05-03T21:15:08.117","lastModified":"2024-11-21T05:57:56.260","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"Micrium OS Versions 5.10.1 and prior are vulnerable to integer wrap-around in functions Mem_DynPoolCreate, Mem_DynPoolCreateHW and Mem_PoolCreate. This unverified memory assignment can lead to arbitrary memory allocation, resulting in unexpected behavior such as very small blocks of memory being allocated instead of very large ones."},{"lang":"es","value":"Micrium OS versiones 5.10.1 y anteriores, de  son vulnerables a una envoltura de enteros en las funciones Mem_DynPoolCreate, Mem_DynPoolCreateHW y Mem_PoolCreate. Esta asignación de memoria no verificada puede conllevar a una asignación de memoria arbitraria, resultando en comportamientos inesperados como la asignación de bloques de memoria muy pequeños en lugar de muy grandes"}],"metrics":{"cvssMetricV31":[{"source":"ics-cert@hq.dhs.gov","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L","baseScore":6.5,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"LOW"},"exploitabilityScore":3.9,"impactScore":2.5},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L","baseScore":6.5,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"LOW"},"exploitabilityScore":3.9,"impactScore":2.5}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:P/A:P","baseScore":6.4,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":10.0,"impactScore":4.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"ics-cert@hq.dhs.gov","type":"Secondary","description":[{"lang":"en","value":"CWE-190"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:silabs:micrium_os:*:*:*:*:*:*:*:*","versionEndIncluding":"5.10.1","matchCriteriaId":"B161E263-0553-4CE2-AFF2-FE9A3AD9AB20"}]}]}],"references":[{"url":"https://www.cisa.gov/uscert/ics/advisories/icsa-21-119-04","source":"ics-cert@hq.dhs.gov","tags":["Third Party Advisory","US Government Resource"]},{"url":"https://www.silabs.com/developers/micrium-os","source":"ics-cert@hq.dhs.gov","tags":["Product","Vendor Advisory"]},{"url":"https://www.cisa.gov/uscert/ics/advisories/icsa-21-119-04","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory","US Government Resource"]},{"url":"https://www.silabs.com/developers/micrium-os","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Product","Vendor Advisory"]}]}}]}