CVE-2026-74398

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

0.51% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 41.4% of scored records. A rank, not a probability.

NVD base score

9.8 (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: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

2026-08-15 05:59Z20 DAYS AGO

Last updated

2026-08-17 05:46Z18 DAYS AGO

Reserved

2026-08-15

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Critical (CVSS 9.8)

CNA CVSS vector

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

Weaknesses

No CWE assigned

Data version

5.2

Document digest

09880499bdecaf271e3185ef605e4e5cb0c49bb8c250e23dd90c6123bfabe7e4

• git.kernel.orghttps://git.kernel.org/stable/c/47b05836705b63dab93d9ac7c69a3a507375ef80
• git.kernel.orghttps://git.kernel.org/stable/c/d21be7d051012c6b572fa4e3334443c250216f7b
• git.kernel.orghttps://git.kernel.org/stable/c/875c284c0f98b042bb97abad460f63a24c977f88
• git.kernel.orghttps://git.kernel.org/stable/c/8ed0ce9ea58d677d1bac92614ee5f60f8ea57363
• git.kernel.orghttps://git.kernel.org/stable/c/3bdc86d89fd6c6523753fa6f42fcfaf30ee699cb
• git.kernel.orghttps://git.kernel.org/stable/c/b61af0268e3d1308c466bf0be5dced844eafc1ef
• git.kernel.orghttps://git.kernel.org/stable/c/e889aa99ad3ed48bb0ddcff6475b17542532d18b
• git.kernel.orghttps://git.kernel.org/stable/c/627ac78f2741e2ebd2225e2e953b6964a8a9182f