Tracker / CVE-2025-21859
CVE-2025-21859
Medium 5.5
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.
Affected products and versions
| linux | linux_kernel |
|---|---|
| linux | linux_kernel · 3.2 → 6.1.130 |
| linux | linux_kernel · 6.13 → 6.13.5 |
| linux | linux_kernel · 6.2 → 6.6.80 |
| linux | linux_kernel · 6.7 → 6.12.17 |
Analysis
This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.