CVE-2025-21827

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

0.14% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 4.2% of scored records. A rank, not a probability.

NVD base score

5.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-07-30.

Red Hat severity

Low. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2025-03-06 16:04Z1 YR AGO

Last updated

2026-08-05 11:54Z1 MO AGO

Reserved

2024-12-29

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.8)

CNA CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weaknesses

• CWE-667Improper LockingClass
• CWE-413Improper Resource LockingBase

Data version

5.2

Document digest

00179721a516aa40d2bcf927299e001248819b1574ca4ea5ee504ddf23d79fdb

• git.kernel.orghttps://git.kernel.org/stable/c/930e1790b99e5839e1af69d2f7fd808f1fba2df9
• git.kernel.orghttps://git.kernel.org/stable/c/4194766ec8756f4f654d595ae49962acbac49490
• git.kernel.orghttps://git.kernel.org/stable/c/e9087e828827e5a5c85e124ce77503f2b81c3491