CVE-2026-46040

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 2.4% 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

Analyzed. 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

2026-05-27 12:56Z3 MO AGO

Last updated

2026-06-14 17:49Z2 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-911Improper Update of Reference CountBase

Data version

5.2

Document digest

d0c2d9d88e3b234e05382d50a3c7595303bec7bd239cfed22772bddbdd140b1d

• git.kernel.orghttps://git.kernel.org/stable/c/3ab58cf42c46bf2366d2f55ae5c59299d5e178b7
• git.kernel.orghttps://git.kernel.org/stable/c/10edf7e0ffdc7faa18e2244b17722c1b882b8273
• git.kernel.orghttps://git.kernel.org/stable/c/3ad9ccea1b25435f6179b57aa891960beb7ce8f9
• git.kernel.orghttps://git.kernel.org/stable/c/8bcc1cd237ab5ccfdd102869fa031c541943cf40
• git.kernel.orghttps://git.kernel.org/stable/c/73ddc8518a32baff6bc17afda4ee1ebae5b4ed12
• git.kernel.orghttps://git.kernel.org/stable/c/fdaa42ca370d056428e5e171247c8fdce8dff36a
• git.kernel.orghttps://git.kernel.org/stable/c/9e48844f708eb48bae4e79cb21edc097c966306d
• git.kernel.orghttps://git.kernel.org/stable/c/6a320935fa4293e9e599ec9f85dc9eb3be7029f8