CVE-2025-37812 — Improper Locking in Linux
Severity
5.5MEDIUMNVD
OSV8.8OSV3.2
EPSS
0.1%
top 84.06%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedMay 8
Latest updateMar 25
Description
In the Linux kernel, the following vulnerability has been resolved:
usb: cdns3: Fix deadlock when using NCM gadget
The cdns3 driver has the same NCM deadlock as fixed in cdnsp by commit
58f2fcb3a845 ("usb: cdnsp: Fix deadlock issue during using NCM gadget").
Under PREEMPT_RT the deadlock can be readily triggered by heavy network
traffic, for example using "iperf --bidir" over NCM ethernet link.
The deadlock occurs because the threaded interrupt handler gets
preempted by a softirq, but both a…
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6
Affected Packages8 packages
Also affects: Debian Linux 11.0