CVE-2026-64151

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 2.0% of scored records. A rank, not a probability.

NVD base score

8.4 (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:C/C:H/I:H/A:N

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

2026-07-19 15:40Z1 MO AGO

Last updated

2026-08-05 12:39Z29 DAYS AGO

Reserved

2026-07-19

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 8.4)

CNA CVSS vector

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

Weaknesses

• CWE-358Improperly Implemented Security Check for StandardBase

Data version

5.2

Document digest

b2fbbb55f0c6f6efa0dc18be91a26faac526237bd0dbb86f2db49371e10a75c5

• git.kernel.orghttps://git.kernel.org/stable/c/00850f41da24423587abd6124a790dd4f12bcef3
• git.kernel.orghttps://git.kernel.org/stable/c/8ef3f77c440005c7f04229a75976bfc078364247