CVE-2026-74406

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

0.49% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 40.0% 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

658c8a2dba1fad2ad256cdbfaaad34b6a69d30b8264d7d141a21c21df5c41805

• git.kernel.orghttps://git.kernel.org/stable/c/9c58c729d32e7cea5772cc44929c6cd61e5a31cd
• git.kernel.orghttps://git.kernel.org/stable/c/f79c80f173fda9545b220c1f094b65fc06c252d0
• git.kernel.orghttps://git.kernel.org/stable/c/08f40c0d23c67c3aa4224c3311e134999c721fb4
• git.kernel.orghttps://git.kernel.org/stable/c/4a8cde6f7281ea2c4c290f9ad9923b3631defceb
• git.kernel.orghttps://git.kernel.org/stable/c/ef44dac2a37f86eeae6b88ed10a6d60b35387dfd
• git.kernel.orghttps://git.kernel.org/stable/c/30a45c0bffdd62350261e2f2689fdba426a33578