CVE-2020-12652

{"id": "CVE-2020-12652", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.7, "accessVector": "LOCAL", "vectorString": "AV:L/AC:M/Au:N/C:N/I:N/A:C", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "COMPLETE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 6.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.4, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.1, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 0.5}]}, "published": "2020-05-05T05:15:11.190", "references": [{"url": "http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html", "source": "cve@mitre.org"}, {"url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.14", "tags": ["Release Notes", "Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=28d76df18f0ad5bcf5fa48510b225f0ed262a99b", "tags": ["Patch", "Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/torvalds/linux/commit/28d76df18f0ad5bcf5fa48510b225f0ed262a99b", "tags": ["Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html", "source": "cve@mitre.org"}, {"url": "https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html", "source": "cve@mitre.org"}, {"url": "https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html", "source": "cve@mitre.org"}, {"url": "https://security.netapp.com/advisory/ntap-20200608-0001/", "source": "cve@mitre.org"}, {"url": "https://www.debian.org/security/2020/dsa-4698", "source": "cve@mitre.org"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-362"}]}], "descriptions": [{"lang": "en", "value": "The __mptctl_ioctl function in drivers/message/fusion/mptctl.c in the Linux kernel before 5.4.14 allows local users to hold an incorrect lock during the ioctl operation and trigger a race condition, i.e., a \"double fetch\" vulnerability, aka CID-28d76df18f0a. NOTE: the vendor states \"The security impact of this bug is not as bad as it could have been because these operations are all privileged and root already has enormous destructive power.\""}, {"lang": "es", "value": "La funci\u00f3n __mptctl_ioctl en el archivo drivers/message/fusion/mptctl.c en el kernel de Linux versiones anteriores a 5.4.14, permite a usuarios locales mantener un bloqueo incorrecto durante la operaci\u00f3n ioctl y desencadenar una condici\u00f3n de carrera, es decir, una vulnerabilidad de \"double fetch\", tambi\u00e9n se conoce como CID-28d76df18f0a. NOTA: el suplidor afirma \"El impacto de seguridad de este bug no es tan malo como podr\u00eda haber sido debido a que estas operaciones son privilegiadas y la root ya posee un enorme poder destructivo."}], "lastModified": "2020-06-13T09:15:12.617", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DCFE73F8-EB7F-491C-9A05-37C764E727E4", "versionEndExcluding": "5.4.14"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}