{"affected":[{"affectedData":[{"product":"QEMU","vendor":"n/a","versions":[{"status":"affected","version":"qemu-kvm 6.2.0-rc0"}]}],"source":"secalert@redhat.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*","matchCriteriaId":"AC80F3BA-7E42-4883-9968-EDFC1BBC0695","versionEndExcluding":"6.2.0","vulnerable":true}],"negate":false,"operator":"OR"}]},{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:redhat:codeready_linux_builder:8.0:*:*:*:*:*:*:*","matchCriteriaId":"93A089E2-D66E-455C-969A-3140D991BAF4","vulnerable":true},{"criteria":"cpe:2.3:a:redhat:codeready_linux_builder_for_ibm_z_systems:8.0:*:*:*:*:*:*:*","matchCriteriaId":"4131A8B1-AC09-4C2D-8C7A-8D4AA10CB8FD","vulnerable":true},{"criteria":"cpe:2.3:a:redhat:codeready_linux_builder_for_power_little_endian:8.0:*:*:*:*:*:*:*","matchCriteriaId":"5F48D0CB-CB06-4456-B918-6549BC6C7892","vulnerable":true},{"criteria":"cpe:2.3:a:redhat:openstack:10:*:*:*:*:*:*:*","matchCriteriaId":"E722FEF7-58A6-47AD-B1D0-DB0B71B0C7AA","vulnerable":true},{"criteria":"cpe:2.3:a:redhat:openstack:13:*:*:*:*:*:*:*","matchCriteriaId":"704CFA1A-953E-4105-BFBE-406034B83DED","vulnerable":true},{"criteria":"cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*","matchCriteriaId":"F4CFF558-3C47-480D-A2F0-BABF26042943","vulnerable":true},{"criteria":"cpe:2.3:o:redhat:enterprise_linux_advanced_virtualization_eus:8.4:*:*:*:*:*:*:*","matchCriteriaId":"04F853F5-C907-48A3-BDED-2AC3923E4010","vulnerable":true},{"criteria":"cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems:8.0:*:*:*:*:*:*:*","matchCriteriaId":"87C21FE1-EA5C-498F-9C6C-D05F91A88217","vulnerable":true},{"criteria":"cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian:8.0:*:*:*:*:*:*:*","matchCriteriaId":"47811209-5CE5-4375-8391-B0A7F6A0E420","vulnerable":true}],"negate":false,"operator":"OR"}]},{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*","matchCriteriaId":"DEECE5FC-CACF-4496-A3E7-164736409252","vulnerable":true},{"criteria":"cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*","matchCriteriaId":"07B237A9-69A3-4A9C-9DA0-4E06BD37AE73","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"An off-by-one error was found in the SCSI device emulation in QEMU. It could occur while processing MODE SELECT commands in mode_sense_page() if the 'page' argument was set to MODE_PAGE_ALLS (0x3f). A malicious guest could use this flaw to potentially crash QEMU, resulting in a denial of service condition."},{"lang":"es","value":"Se ha encontrado un error \"off-by-one\" en la emulación de dispositivos SCSI en QEMU. Podía ocurrir mientras eran procesados comandos MODE SELECT en mode_sense_page() si el argumento \"page\" era establecido como MODE_PAGE_ALLS (0x3f). Un huésped malicioso podría usar este fallo para bloquear QEMU, resultando en una condición de denegación de servicio"}],"id":"CVE-2021-3930","lastModified":"2026-06-17T04:06:00.523","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"LOW","cvssData":{"accessComplexity":"LOW","accessVector":"LOCAL","authentication":"NONE","availabilityImpact":"PARTIAL","baseScore":2.1,"confidentialityImpact":"NONE","integrityImpact":"NONE","vectorString":"AV:L/AC:L/Au:N/C:N/I:N/A:P","version":"2.0"},"exploitabilityScore":3.9,"impactScore":2.9,"obtainAllPrivilege":false,"obtainOtherPrivilege":false,"obtainUserPrivilege":false,"source":"nvd@nist.gov","type":"Primary","userInteractionRequired":false}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","version":"3.1"},"exploitabilityScore":2.0,"impactScore":4.0,"source":"nvd@nist.gov","type":"Primary"}]},"published":"2022-02-18T18:15:09.683","references":[{"source":"secalert@redhat.com","tags":["Issue Tracking","Patch","Vendor Advisory"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2020588"},{"source":"secalert@redhat.com","tags":["Mailing List","Third Party Advisory"],"url":"https://lists.debian.org/debian-lts-announce/2022/04/msg00002.html"},{"source":"secalert@redhat.com","tags":["Mailing List","Third Party Advisory"],"url":"https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html"},{"source":"secalert@redhat.com","tags":["Third Party Advisory"],"url":"https://security.gentoo.org/glsa/202208-27"},{"source":"secalert@redhat.com","tags":["Third Party Advisory"],"url":"https://security.netapp.com/advisory/ntap-20220225-0007/"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Patch","Vendor Advisory"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2020588"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mailing List","Third Party Advisory"],"url":"https://lists.debian.org/debian-lts-announce/2022/04/msg00002.html"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mailing List","Third Party Advisory"],"url":"https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"],"url":"https://security.gentoo.org/glsa/202208-27"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"],"url":"https://security.netapp.com/advisory/ntap-20220225-0007/"}],"sourceIdentifier":"secalert@redhat.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-193"}],"source":"secalert@redhat.com","type":"Secondary"},{"description":[{"lang":"en","value":"CWE-193"}],"source":"nvd@nist.gov","type":"Primary"}]}