CVE-2026-64251

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

7.8 (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:H/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

2026-07-24 15:31Z1 MO AGO

Last updated

2026-08-17 04:52Z18 DAYS AGO

Reserved

2026-07-19

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.8)

CNA CVSS vector

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

Weaknesses

No CWE assigned

Data version

5.2

Document digest

3e00dc3949c010e9e092c74d6c852478a7c84b252fe56b628db2fc3af10d9cba

• git.kernel.orghttps://git.kernel.org/stable/c/ba0b9f04c7a5f9887b8ce672eaf049502c0548ec
• git.kernel.orghttps://git.kernel.org/stable/c/e91df6d273445c03f5aa302bfe147eda33d45794
• git.kernel.orghttps://git.kernel.org/stable/c/73569a44fca2992f0ca4a4c0104069741b9873a0
• git.kernel.orghttps://git.kernel.org/stable/c/257595adf9dac15ae1edd9d07753fbc576a7583d