CVE-2025-38094 — Improper Locking in Linux
Severity
5.5MEDIUMNVD
OSV8.8OSV7.8OSV3.2
EPSS
0.0%
top 91.50%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedJul 3
Latest updateMar 25
Description
In the Linux kernel, the following vulnerability has been resolved:
net: cadence: macb: Fix a possible deadlock in macb_halt_tx.
There is a situation where after THALT is set high, TGO stays high as
well. Because jiffies are never updated, as we are in a context with
interrupts disabled, we never exit that loop and have a deadlock.
That deadlock was noticed on a sama5d4 device that stayed locked for days.
Use retries instead of jiffies so that the timeout really works and we do
not have a de…
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 Packages4 packages
▶CVEListV5linux/linuxe86cd53afc5907f7c221b709916e2dd354e14691 — 0772a608d799ac0d127c0a36047a2725777aba9d+7
Also affects: Debian Linux 11.0