CVE-2025-38199

{"id": "CVE-2025-38199", "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}]}, "published": "2025-07-04T14:15:27.707", "references": [{"url": "https://git.kernel.org/stable/c/232f962ae5fca98912a719e64b4964a5aec7c99b", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/c426497fa2055c8005196922e7d29c41d7e0948a", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Analyzed", "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\nwifi: ath12k: Fix memory leak due to multiple rx_stats allocation\n\nrx_stats for each arsta is allocated when adding a station.\narsta->rx_stats will be freed when a station is removed.\n\nRedundant allocations are occurring when the same station is added\nmultiple times. This causes ath12k_mac_station_add() to be called\nmultiple times, and rx_stats is allocated each time. As a result there\nis memory leaks.\n\nPrevent multiple allocations of rx_stats when ath12k_mac_station_add()\nis called repeatedly by checking if rx_stats is already allocated\nbefore allocating again. Allocate arsta->rx_stats if arsta->rx_stats\nis NULL respectively.\n\nTested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.3.1-00173-QCAHKSWPL_SILICONZ-1\nTested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0.c5-00481-QCAHMTSWPL_V1.0_V2.0_SILICONZ-3"}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: wifi: ath12k: Se solucion\u00f3 una fuga de memoria debido a la asignaci\u00f3n m\u00faltiple de rx_stats. rx_stats para cada arsta se asigna al a\u00f1adir una estaci\u00f3n. arsta->rx_stats se liberar\u00e1 al eliminar una estaci\u00f3n. Se producen asignaciones redundantes cuando se a\u00f1ade la misma estaci\u00f3n varias veces. Esto provoca que ath12k_mac_station_add() se invoque varias veces y que rx_stats se asigne cada vez. Como resultado, se producen fugas de memoria. Evite las asignaciones m\u00faltiples de rx_stats cuando ath12k_mac_station_add() se invoque repetidamente comprobando si rx_stats ya est\u00e1 asignado antes de volver a asignarlo. Asigne arsta->rx_stats si arsta->rx_stats es NULL, respectivamente. Probado en: QCN9274 hw2.0 PCI WLAN.WBE.1.3.1-00173-QCAHKSWPL_SILICONZ-1 Probado en: WCN7850 hw2.0 PCI WLAN.HMT.1.0.c5-00481-QCAHMTSWPL_V1.0_V2.0_SILICONZ-3"}], "lastModified": "2025-11-18T17:17:24.977", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F9EA275A-88DB-4367-B4D3-1D3686859AAB", "versionEndExcluding": "6.15.4", "versionStartIncluding": "6.3"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}