CVE-2018-13093

{"id": "CVE-2018-13093", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2018-07-03T10:29:00.223", "references": [{"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://bugzilla.kernel.org/show_bug.cgi?id=199367", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://git.kernel.org/pub/scm/fs/xfs/xfs-linux.git/commit/?h=for-next&id=afca6c5b2595fc44383919fba740c194b0b76aff", "tags": ["Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/torvalds/linux/commit/afca6c5b2595fc44383919fba740c194b0b76aff", "tags": ["Patch"], "source": "cve@mitre.org"}, {"url": "https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html", "source": "cve@mitre.org"}, {"url": "https://usn.ubuntu.com/4094-1/", "source": "cve@mitre.org"}, {"url": "https://usn.ubuntu.com/4118-1/", "source": "cve@mitre.org"}, {"url": "https://access.redhat.com/errata/RHSA-2019:2029", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://access.redhat.com/errata/RHSA-2019:2043", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://bugzilla.kernel.org/show_bug.cgi?id=199367", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/pub/scm/fs/xfs/xfs-linux.git/commit/?h=for-next&id=afca6c5b2595fc44383919fba740c194b0b76aff", "tags": ["Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/torvalds/linux/commit/afca6c5b2595fc44383919fba740c194b0b76aff", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://usn.ubuntu.com/4094-1/", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://usn.ubuntu.com/4118-1/", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-476"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in fs/xfs/xfs_icache.c in the Linux kernel through 4.17.3. There is a NULL pointer dereference and panic in lookup_slow() on a NULL inode->i_ops pointer when doing pathwalks on a corrupted xfs image. This occurs because of a lack of proper validation that cached inodes are free during allocation."}, {"lang": "es", "value": "Se ha descubierto un problema en fs/xfs/xfs_icache.c en el kernel de Linux hasta la versi\u00f3n 4.17.3. Existe una desreferencia de puntero NULL y p\u00e1nico en lookup_slow() en un puntero NULL inode->i_ops cuando se navega por rutas en una imagen xfs corrupta. Esto ocurre a causa de la ausencia de una validaci\u00f3n correcta de que los inodes en cach\u00e9 est\u00e9n libres durante la asignaci\u00f3n."}], "lastModified": "2024-11-21T03:46:24.960", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C6ECF5D0-AFCC-470A-9D01-4A372C09556D", "versionEndIncluding": "4.17.3"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}