CVE-2025-21675

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

0.22% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 12.9% 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 2026-06-17.

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

2025-01-31 11:25Z1 YR AGO

Last updated

2026-05-11 21:04Z3 MO AGO

Reserved

2024-12-29

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Medium (CVSS 5.5)

CNA CVSS vector

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

Weaknesses

• CWE-476NULL Pointer DereferenceBase

Data version

5.2

Document digest

6c8a315d5425269a4ab16a24a97ede95834c8b50ce567ca5a126a636a6c8a6ba

• git.kernel.orghttps://git.kernel.org/stable/c/efc92a260e23cf9fafb0b6f6c9beb6f8df93fab4
• git.kernel.orghttps://git.kernel.org/stable/c/473bc285378f49aa27e5b3e95a6d5ed12995d654
• git.kernel.orghttps://git.kernel.org/stable/c/1f6e619ef2a4def555b14ac2aeb4304bfccad59b
• git.kernel.orghttps://git.kernel.org/stable/c/5641e82cb55b4ecbc6366a499300917d2f3e6790
• lists.debian.orghttps://lists.debian.org/debian-lts-announce/2025/03/msg00001.html