CVE-2026-64481

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

0.14% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 3.7% 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

Received. 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 08:51Z1 MO AGO

Last updated

2026-08-17 04:56Z18 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

56ef4af193d3edbdcafddbae37656cc0edd10d121063d514dd1ca452f9fc09d3

• git.kernel.orghttps://git.kernel.org/stable/c/8947215c0136c9d905e4a46d824824f8b48a2e5b
• git.kernel.orghttps://git.kernel.org/stable/c/ce0a903d0591e3e2c790c5b628802b08d1b287cc
• git.kernel.orghttps://git.kernel.org/stable/c/d6a40a4d083ef74d00c8f9516cb5ff07ac70720b
• git.kernel.orghttps://git.kernel.org/stable/c/b65020d5398f499c09498c9786dba6d67ae57664