CVE-2025-40227

CVE-2025-40227

published December 4, 2025

CVSS
—
EPSS
0%
Percentile
7.8
In the wild
Unconfirmed
What it is

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

mm/damon/sysfs: dealloc commit test ctx always

The damon_ctx for testing online DAMON parameters commit inputs is

deallocated only when the test fails. This means memory is leaked for

every successful online DAMON parameters commit. Fix the leak by always

deallocating it.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00186 · 7.8th percentile
Published
2025-12-04T21:16Z
References (2)
https://git.kernel.org/stable/c/139e7a572af0b45f558b5e502121a768dc328ba8 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/ba236520ae53418859f4b7c7de3c71478d3c0b5a · 416baaa9-dc9f-4396-8d5f-8c081fb06d67
EPSS history
Timeline
  • 04 DEC 15:31Z
    mm/damon/sysfs: dealloc commit test ctx always
    cvelistv5