CVE-2023-32256

{"id": "CVE-2023-32256", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "secalert@redhat.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 4.7, "exploitabilityScore": 2.2}]}, "published": "2025-08-01T18:15:27.910", "references": [{"url": "https://access.redhat.com/security/cve/CVE-2023-32256", "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2385885", "source": "secalert@redhat.com"}, {"url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=abcc506a9a71976a8b4c9bf3ee6efd13229c1e19", "source": "secalert@redhat.com"}, {"url": "https://www.zerodayinitiative.com/advisories/ZDI-23-704/", "source": "secalert@redhat.com"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Primary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-421"}]}], "descriptions": [{"lang": "en", "value": "A flaw was found in the Linux kernel's ksmbd component. A race condition between smb2 close operation and logoff in multichannel connections could result in a use-after-free issue."}, {"lang": "es", "value": "Se detect\u00f3 una falla en el componente ksmbd del kernel de Linux. Una condici\u00f3n de ejecuci\u00f3n entre la operaci\u00f3n de cierre de smb2 y el cierre de sesi\u00f3n en conexiones multicanal podr\u00eda provocar un problema de use-after-free."}], "lastModified": "2025-08-04T15:06:15.833", "sourceIdentifier": "secalert@redhat.com"}