CVE-2022-48742

{"id": "CVE-2022-48742", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2024-06-20T12:15:12.517", "references": [{"url": "https://git.kernel.org/stable/c/2cf180360d66bd657e606c1217e0e668e6faa303", "tags": ["Mailing List", "Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/36a9a0aee881940476b254e0352581401b23f210", "tags": ["Mailing List", "Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/3bbe2019dd12b8d13671ee6cda055d49637b4c39", "tags": ["Mailing List", "Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/7d9211678c0f0624f74cdff36117ab8316697bb8", "tags": ["Mailing List", "Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/a01e60a1ec6bef9be471fb7182a33c6d6f124e93", "tags": ["Mailing List", "Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/bd43771ee9759dd9dfae946bff190e2c5a120de5", "tags": ["Mailing List", "Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/c6f6f2444bdbe0079e41914a35081530d0409963", "tags": ["Mailing List", "Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/def5e7070079b2a214b3b1a2fbec623e6fbfe34a", "tags": ["Mailing List", "Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/2cf180360d66bd657e606c1217e0e668e6faa303", "tags": ["Mailing List", "Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/36a9a0aee881940476b254e0352581401b23f210", "tags": ["Mailing List", "Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/3bbe2019dd12b8d13671ee6cda055d49637b4c39", "tags": ["Mailing List", "Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/7d9211678c0f0624f74cdff36117ab8316697bb8", "tags": ["Mailing List", "Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/a01e60a1ec6bef9be471fb7182a33c6d6f124e93", "tags": ["Mailing List", "Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/bd43771ee9759dd9dfae946bff190e2c5a120de5", "tags": ["Mailing List", "Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/c6f6f2444bdbe0079e41914a35081530d0409963", "tags": ["Mailing List", "Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/def5e7070079b2a214b3b1a2fbec623e6fbfe34a", "tags": ["Mailing List", "Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-416"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nrtnetlink: make sure to refresh master_dev/m_ops in __rtnl_newlink()\n\nWhile looking at one unrelated syzbot bug, I found the replay logic\nin __rtnl_newlink() to potentially trigger use-after-free.\n\nIt is better to clear master_dev and m_ops inside the loop,\nin case we have to replay it."}, {"lang": "es", "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: rtnetlink: aseg\u00farese de actualizar master_dev/m_ops en __rtnl_newlink() Mientras observaba un error de syzbot no relacionado, encontr\u00e9 la l\u00f3gica de reproducci\u00f3n en __rtnl_newlink() para activar potencialmente el use-after-free. Es mejor borrar master_dev y m_ops dentro del bucle, en caso de que tengamos que reproducirlo."}], "lastModified": "2024-11-21T07:33:54.263", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "992A8983-3020-4403-A534-93A4971559F0", "versionEndExcluding": "4.9.300", "versionStartIncluding": "3.14"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4F849B5B-93E9-438A-AE05-0380EC168436", "versionEndExcluding": "4.14.265", "versionStartIncluding": "4.10"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "87288F16-8DE4-4680-95D9-8601B47620D7", "versionEndExcluding": "4.19.228", "versionStartIncluding": "4.15"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B42832A3-1D9B-4BE0-8D4C-3AF681B52D98", "versionEndExcluding": "5.4.177", "versionStartIncluding": "4.20"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FB2BE440-BF07-4C49-9A0C-A63E4FA103A1", "versionEndExcluding": "5.10.97", "versionStartIncluding": "5.5"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C68FC5B4-CC13-45E9-8050-EF9025F7A9B7", "versionEndExcluding": "5.15.20", "versionStartIncluding": "5.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6739D89E-32C3-479D-B5F6-6865C5061FA5", "versionEndExcluding": "5.16.6", "versionStartIncluding": "5.16"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}