CVE-2026-43405

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

0.49% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 39.8% of scored records. A rank, not a probability.

NVD base score

7.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Analyzed. 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

2026-05-08 14:21Z3 MO AGO

Last updated

2026-08-05 12:27Z1 MO AGO

Reserved

2026-05-01

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-908Use of Uninitialized ResourceBase
• CWE-681Incorrect Conversion between Numeric TypesBase

Data version

5.2

Document digest

b72d1451ea3ba3aff7d804c1f117e9fd8c43dabba4374ee7cea2ca90066ce014

• git.kernel.orghttps://git.kernel.org/stable/c/ee5588e2bc41acb73f6676c0520420c107cd0140
• git.kernel.orghttps://git.kernel.org/stable/c/86f7060cd638d6eb042e8ed780fb83a59ca0dcb3
• git.kernel.orghttps://git.kernel.org/stable/c/5f2806684b05bd24d05c091083b8e2517ba8ffac
• git.kernel.orghttps://git.kernel.org/stable/c/b268984ae88cb0dcd7a8e8263962c748448e26e8
• git.kernel.orghttps://git.kernel.org/stable/c/ba0a4df8c563536857dcbf7b4dbd0f2a15f57ace
• git.kernel.orghttps://git.kernel.org/stable/c/08bc6173fd611ad5a40f472bf5f15b92aea0fe40
• git.kernel.orghttps://git.kernel.org/stable/c/770444611f047dbfd4517ec0bc1b179d40c2f346