CVE-2024-50025

{"id": "CVE-2024-50025", "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": "2024-10-21T20:15:15.930", "references": [{"url": "https://git.kernel.org/stable/c/6b7836b80061bf1accc5d78b12bc086aed252388", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/f30e5f77d2f205ac14d09dec40fd4bb76712f13d", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: fnic: Move flush_work initialization out of if block\n\nAfter commit 379a58caa199 (\"scsi: fnic: Move fnic_fnic_flush_tx() to a\nwork queue\"), it can happen that a work item is sent to an uninitialized\nwork queue. This may has the effect that the item being queued is never\nactually queued, and any further actions depending on it will not\nproceed.\n\nThe following warning is observed while the fnic driver is loaded:\n\nkernel: WARNING: CPU: 11 PID: 0 at ../kernel/workqueue.c:1524 __queue_work+0x373/0x410\nkernel: <IRQ>\nkernel: queue_work_on+0x3a/0x50\nkernel: fnic_wq_copy_cmpl_handler+0x54a/0x730 [fnic 62fbff0c42e7fb825c60a55cde2fb91facb2ed24]\nkernel: fnic_isr_msix_wq_copy+0x2d/0x60 [fnic 62fbff0c42e7fb825c60a55cde2fb91facb2ed24]\nkernel: __handle_irq_event_percpu+0x36/0x1a0\nkernel: handle_irq_event_percpu+0x30/0x70\nkernel: handle_irq_event+0x34/0x60\nkernel: handle_edge_irq+0x7e/0x1a0\nkernel: __common_interrupt+0x3b/0xb0\nkernel: common_interrupt+0x58/0xa0\nkernel: </IRQ>\n\nIt has been observed that this may break the rediscovery of Fibre\nChannel devices after a temporary fabric failure.\n\nThis patch fixes it by moving the work queue initialization out of\nan if block in fnic_probe()."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: scsi: fnic: mover la inicializaci\u00f3n de flush_work fuera del bloque if Despu\u00e9s de el commit 379a58caa199 (\"scsi: fnic: mover fnic_fnic_flush_tx() a una cola de trabajo\"), puede suceder que un elemento de trabajo se env\u00ede a una cola de trabajo no inicializada. Esto puede tener el efecto de que el elemento que se est\u00e1 poniendo en cola nunca se ponga en cola y cualquier acci\u00f3n posterior que dependa de \u00e9l no se lleve a cabo. Se observa la siguiente advertencia mientras se carga el controlador fnic: kernel: ADVERTENCIA: CPU: 11 PID: 0 en ../kernel/workqueue.c:1524 __queue_work+0x373/0x410 kernel: kernel: queue_work_on+0x3a/0x50 kernel: fnic_wq_copy_cmpl_handler+0x54a/0x730 [fnic 62fbff0c42e7fb825c60a55cde2fb91facb2ed24] kernel: fnic_isr_msix_wq_copy+0x2d/0x60 [fnic 62fbff0c42e7fb825c60a55cde2fb91facb2ed24] kernel: __handle_irq_event_percpu+0x36/0x1a0 kernel: handle_irq_event_percpu+0x30/0x70 kernel: handle_irq_event+0x34/0x60 kernel: handle_edge_irq+0x7e/0x1a0 kernel: __common_interrupt+0x3b/0xb0 kernel: common_interrupt+0x58/0xa0 kernel: Se ha observado que esto puede interrumpir el redescubrimiento de dispositivos Fibre Channel despu\u00e9s de un fallo temporal de la estructura. Este parche lo soluciona moviendo la inicializaci\u00f3n de la cola de trabajo fuera de un bloque if en fnic_probe()."}], "lastModified": "2024-10-25T15:12:00.453", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C354E062-80AD-4947-809C-E798BC6AAA39", "versionEndExcluding": "6.11.4", "versionStartIncluding": "6.8"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7F361E1D-580F-4A2D-A509-7615F73167A1"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "925478D0-3E3D-4E6F-ACD5-09F28D5DF82C"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}