{"dataType": "CVE_RECORD", "cveMetadata": {"cveId": "CVE-2024-0340", "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "state": "PUBLISHED", "assignerShortName": "redhat", "dateReserved": "2024-01-09T12:08:22.012Z", "datePublished": "2024-01-09T17:36:11.578Z", "dateUpdated": "2024-06-05T16:39:12.423Z"}, "containers": {"cna": {"title": "Kernel: information disclosure in vhost/vhost.c:vhost_new_msg()", "metrics": [{"other": {"content": {"value": "Low", "namespace": "https://access.redhat.com/security/updates/classification/"}, "type": "Red Hat severity rating"}}, {"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 4.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "format": "CVSS"}], "descriptions": [{"lang": "en", "value": "A vulnerability was found in vhost_new_msg in drivers/vhost/vhost.c in the Linux kernel, which does not properly initialize memory in messages passed between virtual guests and the host operating system in the vhost/vhost.c:vhost_new_msg() function. 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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "18D12E25-2947-44E7-989D-24450E013A1F", "versionEndExcluding": "6.4", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.4:rc1:*:*:*:*:*:*", "matchCriteriaId": "38BC6744-7D25-4C02-9966-B224CD071D30", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.4:rc2:*:*:*:*:*:*", "matchCriteriaId": "76061B41-CAE9-4467-BEDE-0FFC7956F2A1", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.4:rc3:*:*:*:*:*:*", "matchCriteriaId": "A717BA5B-D535-46A0-A329-A25FE5CEC588", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.4:rc4:*:*:*:*:*:*", "matchCriteriaId": "89CC80C6-F1EE-4AC7-BD21-DB3217BADE87", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.4:rc5:*:*:*:*:*:*", "matchCriteriaId": "41EACEA1-FB69-4AF2-BC52-D39489858D42", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "A vulnerability was found in vhost_new_msg in drivers/vhost/vhost.c in the Linux kernel, which does not properly initialize memory in messages passed between virtual guests and the host operating system in the vhost/vhost.c:vhost_new_msg() function. This issue can allow local privileged users to read some kernel memory contents when reading from the /dev/vhost-net device file."}, {"lang": "es", "value": "Se encontr\u00f3 una vulnerabilidad en vhost_new_msg en drivers/vhost/vhost.c en el kernel de Linux, que no inicializa correctamente la memoria en los mensajes pasados entre los invitados virtuales y el sistema operativo host en la funci\u00f3n vhost/vhost.c:vhost_new_msg(). Este problema puede permitir a los usuarios locales privilegiados leer algunos contenidos de la memoria del kernel cuando leen desde el archivo del dispositivo /dev/vhost-net."}], "id": "CVE-2024-0340", "lastModified": "2024-06-27T13:15:54.380", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 4.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 0.8, "impactScore": 3.6, "source": "secalert@redhat.com", "type": "Secondary"}]}, "published": "2024-01-09T18:15:47.503", "references": [{"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2024:3618"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2024:3627"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/security/cve/CVE-2024-0340"}, {"source": "secalert@redhat.com", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2257406"}, {"source": "secalert@redhat.com", "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html"}, {"source": "secalert@redhat.com", "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html"}, {"source": "secalert@redhat.com", "tags": ["Mailing List", "Patch"], "url": "https://lore.kernel.org/lkml/5kn47peabxjrptkqa6dwtyus35ahf4pcj4qm4pumse33kxqpjw@mec4se5relrc/T/"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-200"}], "source": "secalert@redhat.com", "type": "Secondary"}]}

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