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{"cveTags": [], "descriptions": [{"lang": "en", "value": "A flaw was found in cifs-utils. When trying to obtain Kerberos credentials, the cifs.upcall program from the cifs-utils package makes an upcall to the wrong namespace in containerized environments. This issue may lead to disclosing sensitive data from the host's Kerberos credentials cache."}, {"lang": "es", "value": "Se detect\u00f3 una falla en cifs-utils. Al intentar obtener credenciales Kerberos, el programa cifs.upcall del paquete cifs-utils realiza una llamada ascendente al espacio de nombres incorrecto en entornos contenedorizados. Este problema puede provocar la divulgaci\u00f3n de datos confidenciales de la cach\u00e9 de credenciales Kerberos del host."}], "id": "CVE-2025-2312", "lastModified": "2026-04-15T00:35:42.020", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.4, "impactScore": 4.0, "source": "74b3a70d-cca6-4d34-9789-e83b222ae3be", "type": "Secondary"}]}, "published": "2025-03-25T18:15:34.987", "references": [{"source": "74b3a70d-cca6-4d34-9789-e83b222ae3be", "url": "https://git.samba.org/?p=cifs-utils.git;a=commit;h=89b679228cc1be9739d54203d28289b03352c174"}, {"source": "74b3a70d-cca6-4d34-9789-e83b222ae3be", "url": "https://web.git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/fs/smb?id=db363b0a1d9e6b9dc556296f1b1007aeb496a8cf"}], "sourceIdentifier": "74b3a70d-cca6-4d34-9789-e83b222ae3be", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-488"}], "source": "74b3a70d-cca6-4d34-9789-e83b222ae3be", "type": "Secondary"}]}

{"bugzilla": {"description": "cifs-utils: kernel: cifs-utils: cifs.upcall makes an upcall to the wrong namespace in containerized environments", "id": "2352604", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2352604"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.9", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N", "status": "draft"}, "cwe": "CWE-488", "details": ["A flaw was found in cifs-utils. When trying to obtain Kerberos credentials, the cifs.upcall program from the cifs-utils package makes an upcall to the wrong namespace in containerized environments. This issue may lead to disclosing sensitive data from the host's Kerberos credentials cache.", "A flaw was found in cifs-utils. When trying to obtain Kerberos credentials, the cifs.upcall program from the cifs-utils package makes an upcall to the wrong namespace in containerized environments. This issue may lead to disclosing sensitive data from the host's Kerberos credentials cache."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2025-2312", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Affected", "package_name": "cifs-utils", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "cifs-utils", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "cifs-utils", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Out of support scope", "package_name": "cifs-utils", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Out of support scope", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "cifs-utils", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Will not fix", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-11-11T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-2312\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-2312"], "statement": "No evidence was found of the possibility of a container escape, restricting the impact to confidentiality. Hence, this flaw is rated with a Moderate impact rating.\nThis flaws affects only the cifs-utils component but requires a two part fix. This is why the kernel component is also listed.", "threat_severity": "Moderate"}

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