CVE-2025-40064

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

0.14% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 3.6% 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 2026-09-02.

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

2026-09-02 12:49Z2 DAYS 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-825Expired Pointer DereferenceBase

Data version

5.2

Document digest

fffe2e06f72cbda4abab2c1ce8c9d488dfa7a1f82f8fb75ece3bb4eccd358305

• git.kernel.orghttps://git.kernel.org/stable/c/005a7173d8e4710646043a681af36f79ce05a29b
• git.kernel.orghttps://git.kernel.org/stable/c/302dbed4760bcd19a661cc1c282d91bb7481307e
• git.kernel.orghttps://git.kernel.org/stable/c/08aca586482e88aab9616a3e81bc36cad22674a5
• git.kernel.orghttps://git.kernel.org/stable/c/233927b645cb7a14bb98d23ac72e4c7243a9f0d9
• git.kernel.orghttps://git.kernel.org/stable/c/3d3466878afd8d43ec0ca2facfbc7f03e40d0f79