CVE-2024-40957

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

0.73% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 51.7% 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 2026-08-04.

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

2024-07-12 12:31Z2 YR AGO

Last updated

2026-08-05 11:34Z1 MO AGO

Reserved

2024-07-12

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

7692defacc1ca2817afc99167086569432d95f756fed06f31bee307a196de2ff

• git.kernel.orghttps://git.kernel.org/stable/c/af90e3d73dc45778767b2fb6e7edd57ebe34380d
• git.kernel.orghttps://git.kernel.org/stable/c/ec4d970b597ee5e17b0d8d73b7875197ce9a04d4
• git.kernel.orghttps://git.kernel.org/stable/c/d62df86c172033679d744f07d89e93e367dd11f6
• git.kernel.orghttps://git.kernel.org/stable/c/561475d53aa7e4511ee7cdba8728ded81cf1db1c
• git.kernel.orghttps://git.kernel.org/stable/c/9a3bc8d16e0aacd65c31aaf23a2bced3288a7779
• lists.debian.orghttps://lists.debian.org/debian-lts-announce/2025/01/msg00001.html