CVE-2025-40021

CVE-2025-40021

published October 24, 2025

CVSS
—
EPSS
0%
Percentile
10.2
In the wild
Unconfirmed
What it is

In the Linux kernel, the following vulnerability has been resolved:

tracing: dynevent: Add a missing lockdown check on dynevent

Since dynamic_events interface on tracefs is compatible with

kprobe_events and uprobe_events, it should also check the lockdown

status and reject if it is set.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00206 · 10.2th percentile
Published
2025-10-24T17:15Z
References (7)
EPSS history
Timeline
  • 24 OCT 12:24Z
    tracing: dynevent: Add a missing lockdown check on dynevent
    cvelistv5