CVE-2026-64247

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

0.11% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 1.7% 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:N/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 04:51Z18 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:N/A:H

Weaknesses

No CWE assigned

Data version

5.2

Document digest

2e07d0c27d004e21af7e80afe09ab036e65342a5c8e9df9ac052ed81c4df40a4

• git.kernel.orghttps://git.kernel.org/stable/c/d18756b12aab30d07794446445c93112e5c69a2e
• git.kernel.orghttps://git.kernel.org/stable/c/83c2f52c6a78b1590034e955cff3fe0b052fe4ae
• git.kernel.orghttps://git.kernel.org/stable/c/e36095d8d922bb26ce860231aacf0cd14edea07c
• git.kernel.orghttps://git.kernel.org/stable/c/f636cf6a1e7b7f40d48d8d08bd5f152aa61dd130
• git.kernel.orghttps://git.kernel.org/stable/c/4721f8160f17554b003e8928bb61e6c9b2fe92a3