CVE-2026-45907

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

0.12% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 1.9% 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

Undergoing Analysis. NVD last modified this record on 2026-06-24.

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

2026-05-27 12:17Z3 MO AGO

Last updated

2026-05-27 12:17Z3 MO AGO

Reserved

2026-05-13

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-667Improper LockingClass
• CWE-833DeadlockBase

Data version

5.2

Document digest

9763795c9d1b5933537b6e36c13c82cec55f08db33c54fd98aaa5852dfadbe27

• git.kernel.orghttps://git.kernel.org/stable/c/4329514c61abefe4961541b128c549b017bab5ad
• git.kernel.orghttps://git.kernel.org/stable/c/63f9d5fb4d8040077df801ca3270e2f02d55e0d9
• git.kernel.orghttps://git.kernel.org/stable/c/83ac0304a2d77519dae1e54c9713cbe1aedf19c9