CVE-2026-64338

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

0.18% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 7.4% 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 2026-09-03.

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

2026-07-25 08:50Z1 MO AGO

Last updated

2026-08-17 04:53Z18 DAYS 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-772Missing Release of Resource after Effective LifetimeBase

Data version

5.2

Document digest

638666b956b89b052b3f03174f2fec0dba35ce9d097df76527c675806185d649

• git.kernel.orghttps://git.kernel.org/stable/c/6bbb98bec71b577fda4f4b48f7aea5874b04a576
• git.kernel.orghttps://git.kernel.org/stable/c/93563243377f8e9b46cc94d9c4f06533dd31b141
• git.kernel.orghttps://git.kernel.org/stable/c/1712fd71a5aaf81e47c747f180535fa963ad7830
• git.kernel.orghttps://git.kernel.org/stable/c/0b3073f40cc9f95d5ff0037eb0a06f5c1725a7ea
• git.kernel.orghttps://git.kernel.org/stable/c/5e62d7857fd51b908b8371062ee839739a086bbe
• git.kernel.orghttps://git.kernel.org/stable/c/729b68a5bad71220ae0914c8bdab9488ad5be6c8
• git.kernel.orghttps://git.kernel.org/stable/c/48dd0b2ec9f2e97c486eb68cd0a64b25c1c3df3e
• git.kernel.orghttps://git.kernel.org/stable/c/b4ecbdc4f8830f5586c4a5cfc384c00f20f8f8b3