CVE-2026-64298

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

0.16% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 5.8% of scored records. A rank, not a probability.

NVD base score

7.1 (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:H/A:H

NVD analysis status

Analyzed. NVD last modified this record on 2026-08-17.

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

2026-07-25 08:49Z1 MO AGO

Last updated

2026-08-17 04:52Z18 DAYS AGO

Reserved

2026-07-19

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.1)

CNA CVSS vector

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

Weaknesses

• CWE-358Improperly Implemented Security Check for StandardBase

Data version

5.2

Document digest

7500215a0c5e105a4ed82af05846015c5f4def97e646c206a09ab98131ca52e2

• git.kernel.orghttps://git.kernel.org/stable/c/4817c8974315b666e895b7d1bb83cd3664c323b1
• git.kernel.orghttps://git.kernel.org/stable/c/cb148a2762d644bff1894728e8835a9a4b84f9ea
• git.kernel.orghttps://git.kernel.org/stable/c/30fdf4df6c3c00efec947e4ddf97f0fdd4473628
• git.kernel.orghttps://git.kernel.org/stable/c/22c1fd1355ad4ca27aa7f0fa02719122dd92d9de
• git.kernel.orghttps://git.kernel.org/stable/c/6bd7d0a06b53c4e797e1a9cea0d2d41aa1b26230
• git.kernel.orghttps://git.kernel.org/stable/c/a937e92c1d00534b5c2e3e9f4381b7e988180797
• git.kernel.orghttps://git.kernel.org/stable/c/e36501b7d4abdcd6d69a7cb901b2f286b7a3d041
• git.kernel.orghttps://git.kernel.org/stable/c/5140f099ecd8a2f2808b7f7b720ee1bad8468974