CVE-2024-40984

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

0.30% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 22.4% 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 12:33Z2 YR AGO

Last updated

2026-08-05 11:34Z1 MO AGO

Reserved

2024-07-12

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.8)

CNA CVSS vector

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

Weaknesses

• CWE-476NULL Pointer DereferenceBase

Data version

5.2

Document digest

dc3ae33637d6cfd150c1fa46e26ba5ab850088f189ab664dc8bb8ebd21c93c4a

• git.kernel.orghttps://git.kernel.org/stable/c/435ecc978c3d5d0c4e172ec5b956dc1904061d98
• git.kernel.orghttps://git.kernel.org/stable/c/ae465109d82f4fb03c5adbe85f2d6a6a3d59124c
• git.kernel.orghttps://git.kernel.org/stable/c/6eca23100e9030725f69c1babacd58803f29ec8d
• git.kernel.orghttps://git.kernel.org/stable/c/dc5017c57f5eee80020c73ff8b67ba7f9fd08b1f
• git.kernel.orghttps://git.kernel.org/stable/c/ddc1f5f124479360a1fd43f73be950781d172239
• git.kernel.orghttps://git.kernel.org/stable/c/434c6b924e1f4c219aab2d9e05fe79c5364e37d3
• git.kernel.orghttps://git.kernel.org/stable/c/e21a4c9129c72fa54dd00f5ebf71219b41d43c04
• git.kernel.orghttps://git.kernel.org/stable/c/a83e1385b780d41307433ddbc86e3c528db031f0
• lists.debian.orghttps://lists.debian.org/debian-lts-announce/2025/01/msg00001.html
• cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/html/ssa-265688.html
• cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/html/ssa-613116.html
• cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/html/ssa-355557.html