CVE-2024-40939

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

0.26% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 17.9% 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

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Low. 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 12:25Z2 YR AGO

Last updated

2026-05-11 20:22Z3 MO AGO

Reserved

2024-07-12

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-416Use After FreeVariant
• CWE-99Improper Control of Resource Identifiers ('Resource Injection')Class

Data version

5.2

Document digest

aacc9e688899eca5e7277fcd03a914bc99d3142a9997c30f02b6e42570f25fbd

• git.kernel.orghttps://git.kernel.org/stable/c/fe394d59cdae81389dbf995e87c83c1acd120597
• git.kernel.orghttps://git.kernel.org/stable/c/040d9384870386eb5dc55472ac573ac7756b2050
• git.kernel.orghttps://git.kernel.org/stable/c/37a438704d19bdbe246d51d3749b6b3a8fe65afd
• git.kernel.orghttps://git.kernel.org/stable/c/b0c9a26435413b81799047a7be53255640432547
• lists.debian.orghttps://lists.debian.org/debian-lts-announce/2025/01/msg00001.html