{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-06-12T13:14:11.310","vulnerabilities":[{"cve":{"id":"CVE-2023-5215","sourceIdentifier":"secalert@redhat.com","published":"2023-09-28T14:15:26.117","lastModified":"2024-11-21T08:41:18.790","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"A flaw was found in libnbd. A server can reply with a block size larger than 2^63 (the NBD spec states the size is a 64-bit unsigned value). This issue could lead to an application crash or other unintended behavior for NBD clients that doesn't treat the return value of the nbd_get_size() function correctly."},{"lang":"es","value":"Se encontró una falla en libnbd. Un servidor puede responder con un tamaño de bloque mayor que 2^63 (la especificación NBD establece que el tamaño es un valor sin signo de 64 bits). Este problema podría provocar un bloqueo de la aplicación u otro comportamiento no deseado para los clientes NBD que no traten correctamente el valor de retorno de la función nbd_get_size()."}],"metrics":{"cvssMetricV31":[{"source":"secalert@redhat.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":5.3,"baseSeverity":"MEDIUM","attackVector":"ADJACENT_NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.6,"impactScore":3.6},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":6.5,"baseSeverity":"MEDIUM","attackVector":"ADJACENT_NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":2.8,"impactScore":3.6}]},"weaknesses":[{"source":"secalert@redhat.com","type":"Secondary","description":[{"lang":"en","value":"CWE-241"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-252"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:redhat:libnbd:*:*:*:*:*:*:*:*","versionEndExcluding":"1.18.0","matchCriteriaId":"8F80CC2D-BE95-4150-A78B-0C12345CCC87"},{"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:9.0:*:*:*:*:*:*:*","matchCriteriaId":"7F6FB57C-2BC7-487C-96DD-132683AEB35D"}]}]}],"references":[{"url":"https://access.redhat.com/errata/RHSA-2024:2204","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/security/cve/CVE-2023-5215","source":"secalert@redhat.com","tags":["Vendor Advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2241041","source":"secalert@redhat.com","tags":["Issue Tracking","Vendor Advisory"]},{"url":"https://listman.redhat.com/archives/libguestfs/2023-September/032635.html","source":"secalert@redhat.com","tags":["Exploit","Patch"]},{"url":"https://access.redhat.com/errata/RHSA-2024:2204","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/security/cve/CVE-2023-5215","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2241041","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Vendor Advisory"]},{"url":"https://listman.redhat.com/archives/libguestfs/2023-September/032635.html","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Patch"]}]}}]}