CVE-2025-21699

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.24% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 15.7% 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

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

2025-02-12 13:52Z1 YR AGO

Last updated

2026-08-05 11:53Z1 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

No CWE assigned

Data version

5.2

Document digest

b26b80ad8d7fb5ffe9ae1db5e832d0cf4ac3733fa64f91bedd60026bb4491997

• git.kernel.orghttps://git.kernel.org/stable/c/8c41abc11aa8438c9ed2d973f97e66674c0355df
• git.kernel.orghttps://git.kernel.org/stable/c/4e3ded34f3f3c9d7ed2aac7be8cf51153646574a
• git.kernel.orghttps://git.kernel.org/stable/c/2a40a140e11fec699e128170ccaa98b6b82cb503
• git.kernel.orghttps://git.kernel.org/stable/c/4dd57d1f0e9844311c635a7fb39abce4f2ac5a61
• git.kernel.orghttps://git.kernel.org/stable/c/4516febe325342555bb09ca5b396fb816d655821
• git.kernel.orghttps://git.kernel.org/stable/c/5bb1fd0855bb0abc7d97e44758d6ffed7882d2d0
• git.kernel.orghttps://git.kernel.org/stable/c/7c9d9223802fbed4dee1ae301661bf346964c9d2
• lists.debian.orghttps://lists.debian.org/debian-lts-announce/2025/03/msg00001.html
• lists.debian.orghttps://lists.debian.org/debian-lts-announce/2025/03/msg00002.html