CVE-2022-50020

{"id": "CVE-2022-50020", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "[email protected]", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2025-06-18T11:15:30.150", "references": [{"url": "https://git.kernel.org/stable/c/0082e99a9074ff88eff729c70c93454c8588d8e1", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/53f62a4201be1cfc1e3c971e566888b182c3ffb0", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/69cb8e9d8cd97cdf5e293b26d70a9dee3e35e6bd", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/72b850a2a996f72541172e7cf686d54a2b29bcd8", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/7bdfb01fc5f6b3696728aeb527c50386e0ee09a1", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/80288883294c5b4ed18bae0d8bd9c4a12f297074", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/952b3dc02baaae6a69c71c0aca23e06741182d9a", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/a6805b3dcf5cd41f2ae3a03dca43411135b99849", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "[email protected]", "description": [{"lang": "en", "value": "CWE-1284"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\next4: avoid resizing to a partial cluster size\n\nThis patch avoids an attempt to resize the filesystem to an\nunaligned cluster boundary. An online resize to a size that is not\nintegral to cluster size results in the last iteration attempting to\ngrow the fs by a negative amount, which trips a BUG_ON and leaves the fs\nwith a corrupted in-memory superblock."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ext4: evitar redimensionar a un tama\u00f1o de cl\u00faster parcial. Este parche evita que se intente redimensionar el sistema de archivos a un l\u00edmite de cl\u00faster no alineado. Un redimensionamiento en l\u00ednea a un tama\u00f1o que no es integral al tama\u00f1o del cl\u00faster provoca que la \u00faltima iteraci\u00f3n intente aumentar el sistema de archivos en una cantidad negativa, lo que activa un BUG_ON y deja el sistema de archivos con un superbloque en memoria da\u00f1ado."}], "lastModified": "2025-11-13T19:33:07.413", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5B4EA906-CFF9-4D4A-AFD7-43AC02C77E48", "versionEndExcluding": "4.9.326"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3BBC7E43-6161-4F21-977C-5BB7792C6C94", "versionEndExcluding": "4.14.291", "versionStartIncluding": "4.10"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6C47CDE3-B039-4AE5-B8E4-1DC820E473FF", "versionEndExcluding": "4.19.256", "versionStartIncluding": "4.15"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B1C63D19-C08C-4308-A848-B2523C9275BD", "versionEndExcluding": "5.4.211", "versionStartIncluding": "4.20"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "445ACC04-A2BA-4176-B4C9-CA4AA59096D2", "versionEndExcluding": "5.10.138", "versionStartIncluding": "5.5"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D5744A03-DA40-4A78-9063-13179361DC6D", "versionEndExcluding": "5.15.63", "versionStartIncluding": "5.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0E669300-DA42-4ACD-86D8-68BE5F29FB88", "versionEndExcluding": "5.19.4", "versionStartIncluding": "5.16"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}