CVE-2025-21859

In the Linux kernel, the following vulnerability has been resolved: USB: gadget: f_midi: f_midi_complete to call queue_work When using USB MIDI, a lock is attempted to be acquired twice through a re-entrant call to f_midi_transmit, causing a deadlock. Fix it by using queue_work() to schedule the inner f_midi_transmit() via a high priority work queue from the completion handler.

The following products are affected by CVE-2025-21859 vulnerability.

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-21859.

URL	Resource
https://git.kernel.org/stable/c/1f10923404705a94891e612dff3b75e828a78368
https://git.kernel.org/stable/c/24a942610ee9bafb2692a456ae850c5b2e409b05
https://git.kernel.org/stable/c/4ab37fcb42832cdd3e9d5e50653285ca84d6686f
https://git.kernel.org/stable/c/727dee0857946b85232526de4f5a957fe163e89a
https://git.kernel.org/stable/c/8aa6b4be1f4efccbfc533e6ec8841d26e4fa8dba
https://git.kernel.org/stable/c/b09957657d7767d164b3432af2129bd72947553c
https://git.kernel.org/stable/c/deeee3adb2c01eedab32c3b4519337689ad02e8a
https://git.kernel.org/stable/c/e9fec6f42c45db2f62dc373fb1a10d2488c04e79
https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html
https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html
https://lore.kernel.org/linux-cve-announce/2025031216-CVE-2025-21859-514d@gregkh/T
https://nvd.nist.gov/vuln/detail/CVE-2025-21859
https://www.cve.org/CVERecord?id=CVE-2025-21859