{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-21T04:36:03.721","vulnerabilities":[{"cve":{"id":"CVE-2021-3736","sourceIdentifier":"secalert@redhat.com","published":"2022-08-23T16:15:09.687","lastModified":"2024-11-21T06:22:17.263","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"A flaw was found in the Linux kernel. A memory leak problem was found in mbochs_ioctl in samples/vfio-mdev/mbochs.c in Virtual Function I/O (VFIO) Mediated devices. This flaw could allow a local attacker to leak internal kernel information."},{"lang":"es","value":"Se ha encontrado un fallo en el kernel de Linux. Se encontró un problema de pérdida de memoria en la función mbochs_ioctl en el archivo samples/vfio-mdev/mbochs.c en dispositivos mediados por Virtual Function I/O (VFIO). Este fallo podría permitir a un atacante local filtrar información interna del kernel."}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":1.8,"impactScore":3.6}]},"weaknesses":[{"source":"secalert@redhat.com","type":"Secondary","description":[{"lang":"en","value":"CWE-200"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-401"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndIncluding":"5.14.20","matchCriteriaId":"BBD585C2-3F95-4E2A-BD16-33C3A6211557"}]}]}],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2021-3736","source":"secalert@redhat.com","tags":["Third Party Advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1995570","source":"secalert@redhat.com","tags":["Issue Tracking","Third Party Advisory"]},{"url":"https://github.com/torvalds/linux/commit/de5494af4815a4c9328536c72741229b7de88e7f","source":"secalert@redhat.com","tags":["Patch","Third Party Advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2021-3736","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1995570","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Third Party Advisory"]},{"url":"https://github.com/torvalds/linux/commit/de5494af4815a4c9328536c72741229b7de88e7f","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Third Party Advisory"]}]}}]}