CVE-2026-64548

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

8.4 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/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

2026-07-27 20:10Z1 MO AGO

Last updated

2026-08-17 04:57Z18 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:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

No CWE assigned

Data version

5.2

Document digest

b25d4cdd59080d5287dff94af478657fa3f8243b9b5f326a31b5f7ef9c6ead76

• git.kernel.orghttps://git.kernel.org/stable/c/f1644c9508d24f50dd9e8ebe8d3ba86e0996d2f5
• git.kernel.orghttps://git.kernel.org/stable/c/a12b1575f9feabd91695a9e9d004862f7195fa25
• git.kernel.orghttps://git.kernel.org/stable/c/ff39d0e3b4feeb65ca43c453d7c75fdf872ded0d
• git.kernel.orghttps://git.kernel.org/stable/c/888706a76286c547bd035432602571e8024b5305
• git.kernel.orghttps://git.kernel.org/stable/c/db77b6bb6e6edb79b10b4efcce346eec5582d588
• git.kernel.orghttps://git.kernel.org/stable/c/4e40056bb5c829f0423f0a6694a0477726d2147e
• git.kernel.orghttps://git.kernel.org/stable/c/bd004716ba75fed6d185795c85cdc92540ebeaab
• git.kernel.orghttps://git.kernel.org/stable/c/0c0a8ed85349dae298712d79cb276acfeb794d82