CVE-2026-64149

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

0.13% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 2.6% 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 2026-08-17.

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

2026-07-19 15:40Z1 MO AGO

Last updated

2026-07-19 15:40Z1 MO AGO

Reserved

2026-07-19

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-253Incorrect Check of Function Return ValueBase

Data version

5.2

Document digest

02dad7ba752d0b19c62991440ad4eb2e44605f22274ea3647f3ed8bcb8ba60c7

• git.kernel.orghttps://git.kernel.org/stable/c/181e67bc11c5ec5b87c6c512c2078752b23ca8d4
• git.kernel.orghttps://git.kernel.org/stable/c/004a777879ff629f6e0ca3d09ad09fa3452bcc4d
• git.kernel.orghttps://git.kernel.org/stable/c/af0c3f05866237f7592219bfe05387bc3bfc99b5