CVE-2023-45896

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "ntfs3 in the Linux kernel through 6.8.0 allows a physically proximate attacker to read kernel memory by mounting a filesystem (e.g., if a Linux distribution is configured to allow unprivileged mounts of removable media) and then leveraging local access to trigger an out-of-bounds read. A length value can be larger than the amount of memory allocated. NOTE: the supplier's perspective is that there is no vulnerability when an attack requires an attacker-modified filesystem image."}, {"lang": "es", "value": "ntfs3 en el kernel de Linux anterior a 6.5.11 permite a un atacante f\u00edsicamente pr\u00f3ximo leer la memoria del kernel montando un sistema de archivos (por ejemplo, si una distribuci\u00f3n de Linux est\u00e1 configurada para permitir montajes sin privilegios de medios extra\u00edbles) y luego aprovechar el acceso local para activar una lectura fuera de los l\u00edmites. Un valor de longitud puede ser mayor que la cantidad de memoria asignada. NOTA: la perspectiva del proveedor es que no hay vulnerabilidad cuando un ataque requiere una imagen del sistema de archivos modificada por el atacante."}], "id": "CVE-2023-45896", "lastModified": "2026-06-17T06:29:44.760", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.1, "baseSeverity": "HIGH", "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:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.2, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2023-45896", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-08-28T13:51:16.488546Z", "version": "2.0.3"}}]}, "published": "2024-08-28T05:15:13.657", "references": [{"source": "cve@mitre.org", "url": "https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.11"}, {"source": "cve@mitre.org", "url": "https://dfir.ru/2024/06/19/vulnerabilities-in-7-zip-and-ntfs3/"}, {"source": "cve@mitre.org", "url": "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=013ff63b649475f0ee134e2c8d0c8e65284ede50"}, {"source": "cve@mitre.org", "url": "https://github.com/torvalds/linux/commit/013ff63b649475f0ee134e2c8d0c8e65284ede50"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-276"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{"bugzilla": {"description": "kernel: ntfs3: kernel memory read by mounting a filesystem", "id": "2308286", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2308286"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L", "status": "draft"}, "cwe": "CWE-125", "details": ["ntfs3 in the Linux kernel through 6.8.0 allows a physically proximate attacker to read kernel memory by mounting a filesystem (e.g., if a Linux distribution is configured to allow unprivileged mounts of removable media) and then leveraging local access to trigger an out-of-bounds read. A length value can be larger than the amount of memory allocated. NOTE: the supplier's perspective is that there is no vulnerability when an attack requires an attacker-modified filesystem image."], "name": "CVE-2023-45896", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-08-28T05:15:13Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-45896\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-45896\nhttps://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.11\nhttps://dfir.ru/2024/06/19/vulnerabilities-in-7-zip-and-ntfs3/\nhttps://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=013ff63b649475f0ee134e2c8d0c8e65284ede50\nhttps://github.com/torvalds/linux/commit/013ff63b649475f0ee134e2c8d0c8e65284ede50"], "statement": "This CVE is disputed. Nevertheless, Red Hat is not affected since NTFS3 is not built/compiled in RHEL.", "threat_severity": "Low"}

{"created": "2025-07-13T11:22:54.739784+00:00", "updated": "2025-07-13T11:22:54.739848+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}