CVE-2025-40018

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 3.9% of scored records. A rank, not a probability.

NVD base score

7.8 (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:H/I:H/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

2025-10-24 11:44Z10 MO AGO

Last updated

2026-08-05 12:07Z1 MO AGO

Reserved

2025-04-16

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.8)

CNA CVSS vector

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

Weaknesses

• CWE-416Use After FreeVariant

Data version

5.2

Document digest

0fdf778e4030c1bf665a263dc94b9d15496b5373c3c83dd713a3731f489ff85a

• git.kernel.orghttps://git.kernel.org/stable/c/8a6ecab3847c213ce2855b0378e63ce839085de3
• git.kernel.orghttps://git.kernel.org/stable/c/421b1ae1574dfdda68b835c15ac4921ec0030182
• git.kernel.orghttps://git.kernel.org/stable/c/1d79471414d7b9424d699afff2aa79fff322f52d
• git.kernel.orghttps://git.kernel.org/stable/c/53717f8a4347b78eac6488072ad8e5adbaff38d9
• git.kernel.orghttps://git.kernel.org/stable/c/8cbe2a21d85727b66d7c591fd5d83df0d8c4f757
• git.kernel.orghttps://git.kernel.org/stable/c/dc1a481359a72ee7e548f1f5da671282a7c13b8f
• git.kernel.orghttps://git.kernel.org/stable/c/a343811ef138a265407167294275201621e9ebb2
• git.kernel.orghttps://git.kernel.org/stable/c/134121bfd99a06d44ef5ba15a9beb075297c0821