CVE-2022-49805

{"id": "CVE-2022-49805", "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": "2025-05-01T15:16:03.817", "references": [{"url": "https://git.kernel.org/stable/c/4a43c1c6040e848e1344c7b16ac696b68fbc439c", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/ba86af3733aece88dbcee0dfebf7e2dcfefb2be4", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "[email protected]", "description": [{"lang": "en", "value": "CWE-476"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: lan966x: Fix potential null-ptr-deref in lan966x_stats_init()\n\nlan966x_stats_init() calls create_singlethread_workqueue() and not\nchecked the ret value, which may return NULL. And a null-ptr-deref may\nhappen:\n\nlan966x_stats_init()\n create_singlethread_workqueue() # failed, lan966x->stats_queue is NULL\n queue_delayed_work()\n queue_delayed_work_on()\n __queue_delayed_work() # warning here, but continue\n __queue_work() # access wq->flags, null-ptr-deref\n\nCheck the ret value and return -ENOMEM if it is NULL."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net: lan966x: Se corrige un posible error de referencia nulo (PTR) en lan966x_stats_init(). Lan966x_stats_init() llama a create_singlethread_workqueue() y no verifica el valor ret, lo que puede devolver NULL. Podr\u00eda ocurrir un error de referencia nulo (PTR): lan966x_stats_init() create_singlethread_workqueue() # Fall\u00f3, lan966x->stats_queue es NULL. queue_delayed_work() queue_delayed_work_on(). __queue_delayed_work() # Advertencia, pero contin\u00fae. __queue_work() # Acceso a wq->flags, PTR-deref nulo. Verifique el valor ret y devuelva -ENOMEM si es NULL."}], "lastModified": "2025-11-07T19:20:17.787", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "88695986-D3E6-4EA8-89A8-C813D1E588AB", "versionEndExcluding": "6.0.10", "versionStartIncluding": "5.17"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E7E331DA-1FB0-4DEC-91AC-7DA69D461C11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "17F0B248-42CF-4AE6-A469-BB1BAE7F4705"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E2422816-0C14-4B5E-A1E6-A9D776E5C49B"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc4:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1C6E00FE-5FB9-4D20-A1A1-5A32128F9B76"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc5:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "35B26BE4-43A6-4A36-A7F6-5B3F572D9186"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}