CVE-2025-37812

{"id": "CVE-2025-37812", "cveTags": [], "metrics": {}, "published": "2025-05-08T07:15:52.413", "references": [{"url": "https://git.kernel.org/stable/c/09e90a9689a4aac7a2f726dc2aa472b0b37937b7", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/48a62deb857f0694f611949015e70ad194d97159", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/59a760e4796a3cd88d8b9d7706e0a638de677751", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/74cd6e408a4c010e404832f0e4609d29bf1d0c41", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/a1059896f2bfdcebcdc7153c3be2307ea319501f", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/b96239582531775f2fdcb14de29bdb6870fd4c8c", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/c27db84ed44e50ff90d9e3a2a25fae2e0a0fa015", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/eebfb64c624fc738b669100173344fb441c5e719", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Awaiting Analysis", "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nusb: cdns3: Fix deadlock when using NCM gadget\n\nThe cdns3 driver has the same NCM deadlock as fixed in cdnsp by commit\n58f2fcb3a845 (\"usb: cdnsp: Fix deadlock issue during using NCM gadget\").\n\nUnder PREEMPT_RT the deadlock can be readily triggered by heavy network\ntraffic, for example using \"iperf --bidir\" over NCM ethernet link.\n\nThe deadlock occurs because the threaded interrupt handler gets\npreempted by a softirq, but both are protected by the same spinlock.\nPrevent deadlock by disabling softirq during threaded irq handler."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: usb: cdns3: Correcci\u00f3n de interbloqueo al usar el gadget NCM. El controlador cdns3 presenta el mismo interbloqueo NCM corregido en cdnsp mediante el commit 58f2fcb3a845 (\"usb: cdnsp: Correcci\u00f3n de un problema de interbloqueo durante el uso del gadget NCM\"). Bajo PREEMPT_RT, el interbloqueo puede activarse f\u00e1cilmente por tr\u00e1fico de red intenso, por ejemplo, al usar \"iperf --bidir\" a trav\u00e9s de un enlace Ethernet NCM. El interbloqueo se produce porque el manejador de interrupciones en subprocesos es interrumpido por un softirq, pero ambos est\u00e1n protegidos por el mismo bloqueo de giro. Para evitar el interbloqueo, desactive el softirq durante el controlador de interrupciones en subprocesos."}], "lastModified": "2025-11-03T20:18:36.803", "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}