CVE-2026-64533

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 3.2% 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:N/UI:R/S:U/C:H/I:H/A:H

NVD analysis status

Received. NVD last modified this record on 2026-08-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

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 06:32Z1 MO AGO

Last updated

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

Weaknesses

No CWE assigned

Data version

5.2

Document digest

f3092e5f5fd64b970c1949505b1834ecdc033b2dc5337311c4004fa596633a28

• git.kernel.orghttps://git.kernel.org/stable/c/ca343a99806b4fc8e27c48f08be3445c5fcd1445
• git.kernel.orghttps://git.kernel.org/stable/c/ddfc8683e1a627dbf1b83bacf8961443dd654258
• git.kernel.orghttps://git.kernel.org/stable/c/57c071e2c4f30b9c6f5aacb6679aab1269fbae99
• git.kernel.orghttps://git.kernel.org/stable/c/159f694d682e4215b3822ae31ed3a4631628fe55
• git.kernel.orghttps://git.kernel.org/stable/c/7adb38279812c9c06b0e3fa7382f4d7887f3fa2d
• git.kernel.orghttps://git.kernel.org/stable/c/32b9f8733feb241627fa5f564b1a99b5cae974c5
• git.kernel.orghttps://git.kernel.org/stable/c/6a4c53a2e26a865565bd6a460961e8d6fcb32329