CVE-2022-48753

{"id": "CVE-2022-48753", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "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}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}, "impactScore": 3.4, "exploitabilityScore": 1.8}]}, "published": "2024-06-20T12:15:13.480", "references": [{"url": "https://git.kernel.org/stable/c/83114df32ae779df57e0af99a8ba6c3968b2ba3d", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/fe4214a07e0b53d2af711f57519e33739c5df23f", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-401"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nblock: fix memory leak in disk_register_independent_access_ranges\n\nkobject_init_and_add() takes reference even when it fails.\nAccording to the doc of kobject_init_and_add()\n\n If this function returns an error, kobject_put() must be called to\n properly clean up the memory associated with the object.\n\nFix this issue by adding kobject_put().\nCallback function blk_ia_ranges_sysfs_release() in kobject_put()\ncan handle the pointer \"iars\" properly."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: bloque: corrige la p\u00e9rdida de memoria en disk_register_independent_access_ranges kobject_init_and_add() toma referencia incluso cuando falla. Seg\u00fan el documento de kobject_init_and_add() Si esta funci\u00f3n devuelve un error, se debe llamar a kobject_put() para limpiar adecuadamente la memoria asociada con el objeto. Solucione este problema agregando kobject_put(). La funci\u00f3n de devoluci\u00f3n de llamada blk_ia_ranges_sysfs_release() en kobject_put() puede manejar el puntero \"iars\" correctamente."}], "lastModified": "2024-10-30T16:35:06.700", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1AD9E77E-B27E-450C-8FD8-B64EC5FB002D", "versionEndExcluding": "5.16.5", "versionStartIncluding": "5.16"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:5.17:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7BD5F8D9-54FA-4CB0-B4F0-CB0471FDDB2D"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}