CVE-2024-56621

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

0.20% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 9.9% 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 2026-06-17.

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

2024-12-27 14:51Z1 YR AGO

Last updated

2026-05-11 20:56Z3 MO AGO

Reserved

2024-12-27

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-476NULL Pointer DereferenceBase

Data version

5.2

Document digest

0e0a92f58f536347604795efc6e05e6574043cb9e4293c72b88eb61f753b66ba

• git.kernel.orghttps://git.kernel.org/stable/c/57479e37d3f69efee2f0678568274db773284bc8
• git.kernel.orghttps://git.kernel.org/stable/c/2e7a3bb0331efb292e0fb022c36bc592137f0520
• git.kernel.orghttps://git.kernel.org/stable/c/1695c4361d35b7bdadd7b34f99c9c07741e181e5