CVE-2025-37967 — Improper Locking in Linux
Severity
5.5MEDIUMNVD
OSV8.8OSV7.8OSV3.2
EPSS
0.1%
top 78.79%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedMay 20
Latest updateMar 25
Description
In the Linux kernel, the following vulnerability has been resolved:
usb: typec: ucsi: displayport: Fix deadlock
This patch introduces the ucsi_con_mutex_lock / ucsi_con_mutex_unlock
functions to the UCSI driver. ucsi_con_mutex_lock ensures the connector
mutex is only locked if a connection is established and the partner pointer
is valid. This resolves a deadlock scenario where
ucsi_displayport_remove_partner holds con->mutex waiting for
dp_altmode_work to complete while dp_altmode_work attempt…
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 Packages9 packages
▶CVEListV5linux/linuxaf8622f6a585d8d82b11cd7987e082861fd0edd3 — f4bd982563c2fd41ec9ca6c517c392d759db801c+6
Also affects: Debian Linux 11.0