CVE-2026-64578

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

0.34% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 26.0% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Received. NVD last modified this record on 2026-08-19.

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

2026-08-05 08:09Z1 MO AGO

Last updated

2026-08-19 16:29Z16 DAYS AGO

Reserved

2026-07-19

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 8.2)

CNA CVSS vector

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

Weaknesses

No CWE assigned

Data version

5.2

Document digest

9eeb11d0535cdc8ee5092c83c3793f973fb2e9d51fbef18484f7d0b800e4b685

• git.kernel.orghttps://git.kernel.org/stable/c/415d0fff0451ad7ad4caa910f2bb0f562f0fd60f
• git.kernel.orghttps://git.kernel.org/stable/c/1b6740525f5af90868d557c31b496ae689c8c549
• git.kernel.orghttps://git.kernel.org/stable/c/2c307126ed8e7adddab82b8e31d962d3a2156ab1
• git.kernel.orghttps://git.kernel.org/stable/c/f7550a91ab211726f59cb137523b7a9eae1ac6eb
• git.kernel.orghttps://git.kernel.org/stable/c/f0e337e7db67cc1c832958bbb6c4026bdceacfdb
• git.kernel.orghttps://git.kernel.org/stable/c/ea128f06d2fb2186f0cac0c9f3e953e4d1f5c29a
• git.kernel.orghttps://git.kernel.org/stable/c/15b38176fd1530372905c602fde51fe89ec8c877