CVE-2026-64206

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

0.26% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 17.2% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

2026-07-20 16:27Z1 MO AGO

Last updated

2026-08-17 04:51Z18 DAYS AGO

Reserved

2026-07-19

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 8.8)

CNA CVSS vector

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

Weaknesses

No CWE assigned

Data version

5.2

Document digest

41db9bf4a588fb8dfc9a4e4dc1573b12b7ac88e046cc088e07ad6ef8d7dc0151

• git.kernel.orghttps://git.kernel.org/stable/c/fc0c3b9cf27cfa2a06f66dae1d08c668fe0a2faa
• git.kernel.orghttps://git.kernel.org/stable/c/9901f847a762a5d953871dd95767ce2aed3d684d
• git.kernel.orghttps://git.kernel.org/stable/c/4a0bb0fd63fe2b0c62e1072cd1811d6f61e0081c
• git.kernel.orghttps://git.kernel.org/stable/c/8daaf7f73fe998631a160d1a5a7e1b0b0480eef8
• git.kernel.orghttps://git.kernel.org/stable/c/8de7b386ffad480ca59222b688c94a2da8f0d805
• git.kernel.orghttps://git.kernel.org/stable/c/d5616beb3355b5fca2280d796c1cf7ada4ee6551
• git.kernel.orghttps://git.kernel.org/stable/c/e96fbac8d3a73b0bc165383c092a30628561d320
• git.kernel.orghttps://git.kernel.org/stable/c/2641a9e0a1dd4af2e21995470a21d55dd35e5203