CVE-2025-40053

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

0.59% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 45.7% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Deferred. 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

2025-10-28 11:48Z10 MO AGO

Last updated

2026-08-05 12:07Z1 MO AGO

Reserved

2025-04-16

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.5)

CNA CVSS vector

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

Weaknesses

• CWE-476NULL Pointer DereferenceBase

Data version

5.2

Document digest

79aefcb630430557d9f6046cd35ee2711d05a731bd2160f35ddb78de331efb1a

• git.kernel.orghttps://git.kernel.org/stable/c/84fd710a704f3d53d4120e452e86cea558cf73a8
• git.kernel.orghttps://git.kernel.org/stable/c/5aa9b885602811a026a3f45c92ea2b4b04c54f09
• git.kernel.orghttps://git.kernel.org/stable/c/9d49e4b14609e1a20d931e718962c4b6b5485174
• git.kernel.orghttps://git.kernel.org/stable/c/ea87151df398d407a632c7bf63013290f01c5009
• git.kernel.orghttps://git.kernel.org/stable/c/7ed5010fef0930f4322d620052edc854ef3ec41f
• git.kernel.orghttps://git.kernel.org/stable/c/fd7b6b2c920d7fd370a612be416a904d6e1ebe55
• git.kernel.orghttps://git.kernel.org/stable/c/8169a6011c5fecc6cb1c3654c541c567d3318de8