CVE-2025-21768

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

0.20% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 10.0% 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

Analyzed. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. 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

2025-02-27 02:18Z1 YR AGO

Last updated

2026-05-11 21:06Z3 MO AGO

Reserved

2024-12-29

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-401Missing Release of Memory after Effective LifetimeVariant

Data version

5.2

Document digest

84f570ab6938596bf3db7f54fa149c84b2823bc7e4211df965c721b0893d9b5f

• git.kernel.orghttps://git.kernel.org/stable/c/5ab11a4e219e93b8b31a27f8ec98d42afadd8b7a
• git.kernel.orghttps://git.kernel.org/stable/c/4c0f200c7d06fedddde82209c099014d63f4a6c0
• git.kernel.orghttps://git.kernel.org/stable/c/92191dd1073088753821b862b791dcc83e558e07