{ "id": "CVE-2018-16658", "sourceIdentifier": "cve@mitre.org", "published": "2018-09-07T14:29:03.523", "lastModified": "2019-08-06T17:15:28.507", "vulnStatus": "Modified", "descriptions": [ { "lang": "en", "value": "An issue was discovered in the Linux kernel before 4.18.6. An information leak in cdrom_ioctl_drive_status in drivers/cdrom/cdrom.c could be used by local attackers to read kernel memory because a cast from unsigned long to int interferes with bounds checking. This is similar to CVE-2018-10940." }, { "lang": "es", "value": "Se ha descubierto un problema en el kernel de Linux hasta antes de la versi\u00f3n 4.18.6. Una fuga de informaci\u00f3n en cdrom_ioctl_drive_status en drivers/cdrom/cdrom.c podr\u00eda ser empleada por atacantes locales para leer memoria del kernel debido a que una conversi\u00f3n de un long no firmado a int interfiere con la comprobaci\u00f3n de l\u00edmites. Esto es similar a CVE-2018-10940." } ], "metrics": { "cvssMetricV30": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.0", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseScore": 6.1, "baseSeverity": "MEDIUM" }, "exploitabilityScore": 1.8, "impactScore": 4.2 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:P", "accessVector": "LOCAL", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 3.6 }, "baseSeverity": "LOW", "exploitabilityScore": 3.9, "impactScore": 4.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-200" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.18.6", "matchCriteriaId": "C4256A5D-D418-4CB8-AEA8-D3DD12E96CA6" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*", "matchCriteriaId": "8D305F7A-D159-4716-AB26-5E38BB5CD991" }, { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*", "matchCriteriaId": "B5A6F2F3-4894-4392-8296-3B8DD2679084" }, { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*", "matchCriteriaId": "F7016A2A-8365-4F1A-89A2-7A19F2BCAE5B" }, { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*", "matchCriteriaId": "23A7C53F-B80F-4E6A-AFA9-58EEA84BE11D" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*", "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43" }, { "vulnerable": true, "criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252" } ] } ] } ], "references": [ { "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8f3fafc9c2f0ece10832c25f7ffcb07c97a32ad4", "source": "cve@mitre.org", "tags": [ "Mailing List", "Patch", "Third Party Advisory" ] }, { "url": "http://www.securityfocus.com/bid/105334", "source": "cve@mitre.org", "tags": [ "Third Party Advisory", "VDB Entry" ] }, { "url": "https://access.redhat.com/errata/RHSA-2019:2029", "source": "cve@mitre.org" }, { "url": "https://access.redhat.com/errata/RHSA-2019:2043", "source": "cve@mitre.org" }, { "url": "https://access.redhat.com/errata/RHSA-2019:4154", "source": "cve@mitre.org" }, { "url": "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.18.6", "source": "cve@mitre.org", "tags": [ "Release Notes", "Technical Description" ] }, { "url": "https://github.com/torvalds/linux/commit/8f3fafc9c2f0ece10832c25f7ffcb07c97a32ad4", "source": "cve@mitre.org", "tags": [ "Patch" ] }, { "url": "https://lists.debian.org/debian-lts-announce/2018/10/msg00003.html", "source": "cve@mitre.org", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "https://usn.ubuntu.com/3797-1/", "source": "cve@mitre.org", "tags": [ "Mitigation", "Third Party Advisory" ] }, { "url": "https://usn.ubuntu.com/3797-2/", "source": "cve@mitre.org", "tags": [ "Mitigation", "Third Party Advisory" ] }, { "url": "https://usn.ubuntu.com/3820-1/", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://usn.ubuntu.com/3820-2/", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://usn.ubuntu.com/3820-3/", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://usn.ubuntu.com/3822-1/", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://usn.ubuntu.com/3822-2/", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://www.debian.org/security/2018/dsa-4308", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] } ] }