CVE-2024-0340

{"id": "CVE-2024-0340", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 1.8}, {"type": "Secondary", "source": "secalert@redhat.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.4, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 0.8}]}, "published": "2024-01-09T18:15:47.503", "references": [{"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"}, {"url": "https://access.redhat.com/security/cve/CVE-2024-0340", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2257406", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://lore.kernel.org/lkml/5kn47peabxjrptkqa6dwtyus35ahf4pcj4qm4pumse33kxqpjw@mec4se5relrc/T/", "tags": ["Mailing List", "Patch"], "source": "secalert@redhat.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}, {"type": "Secondary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-200"}]}], "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."}], "lastModified": "2024-09-14T00:15:14.997", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "18D12E25-2947-44E7-989D-24450E013A1F", "versionEndExcluding": "6.4"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.4:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "38BC6744-7D25-4C02-9966-B224CD071D30"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.4:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "76061B41-CAE9-4467-BEDE-0FFC7956F2A1"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.4:rc3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A717BA5B-D535-46A0-A329-A25FE5CEC588"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.4:rc4:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "89CC80C6-F1EE-4AC7-BD21-DB3217BADE87"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.4:rc5:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "41EACEA1-FB69-4AF2-BC52-D39489858D42"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}