{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-04T00:47:02.468","vulnerabilities":[{"cve":{"id":"CVE-2020-27835","sourceIdentifier":"secalert@redhat.com","published":"2021-01-07T18:15:13.137","lastModified":"2024-11-21T05:21:54.170","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"A use after free in the Linux kernel infiniband hfi1 driver in versions prior to 5.10-rc6 was found in the way user calls Ioctl after open dev file and fork. A local user could use this flaw to crash the system."},{"lang":"es","value":"Se encontró un uso de la memoria previamente liberada en el controlador infiniband hfi1 del kernel de Linux en versiones anteriores a 5.10-rc6, en la manera en que el usuario llama una Ioctl después de abrir el archivo dev y la rama. Un usuario local podría usar este fallo para bloquear el sistema"}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","baseScore":4.4,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":0.8,"impactScore":3.6}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:N/I:N/A:C","baseScore":4.9,"accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"COMPLETE"},"baseSeverity":"MEDIUM","exploitabilityScore":3.9,"impactScore":6.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"secalert@redhat.com","type":"Secondary","description":[{"lang":"en","value":"CWE-416"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:linux:infiniband_hfi1_driver:*:*:*:*:*:*:*:*","versionEndIncluding":"5.9","matchCriteriaId":"99E5D6FB-5CEF-430C-81AC-928A9A01B9C6"},{"vulnerable":true,"criteria":"cpe:2.3:a:linux:infiniband_hfi1_driver:5.10:rc1:*:*:*:*:*:*","matchCriteriaId":"FE97FE96-B356-40E7-B12D-8BAADB9EBB33"},{"vulnerable":true,"criteria":"cpe:2.3:a:linux:infiniband_hfi1_driver:5.10:rc2:*:*:*:*:*:*","matchCriteriaId":"8D3FC0AE-D981-49AD-8D9E-BEE39489D8B0"},{"vulnerable":true,"criteria":"cpe:2.3:a:linux:infiniband_hfi1_driver:5.10:rc3:*:*:*:*:*:*","matchCriteriaId":"BCFE51EF-E796-44C1-8A4C-3248AD5EC5B3"},{"vulnerable":true,"criteria":"cpe:2.3:a:linux:infiniband_hfi1_driver:5.10:rc4:*:*:*:*:*:*","matchCriteriaId":"84989273-E8E5-4296-BC4A-BB543F70FA81"},{"vulnerable":true,"criteria":"cpe:2.3:a:linux:infiniband_hfi1_driver:5.10:rc5:*:*:*:*:*:*","matchCriteriaId":"5798EA92-2CF5-4BE2-8904-261085662EB5"}]}]}],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1901709","source":"secalert@redhat.com","tags":["Issue Tracking","Patch","Third Party Advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1901709","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Patch","Third Party Advisory"]}]}}]}