CVE-2026-89943

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

0.19% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 9.2% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Received. NVD last modified this record on 2026-10-19.

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

2026-09-16 10:32Z1 MO AGO

Last updated

2026-10-19 08:55Z10 DAYS AGO

Reserved

2026-09-11

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 8.4)

CNA CVSS vector

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

Weaknesses

No CWE assigned

Data version

5.2

Document digest

9398441a7f1c667934f3bfe571cdf6d26790cfeb7bc17e024510521f734f4454

• git.kernel.orghttps://git.kernel.org/stable/c/682c123cef455545f48ecbe74b3872fa303bf58f
• git.kernel.orghttps://git.kernel.org/stable/c/4e580d84a638f007b5b68d50d7633de502f325e7
• git.kernel.orghttps://git.kernel.org/stable/c/bb1602908c67db7197ab001638573262bccc6ca2
• git.kernel.orghttps://git.kernel.org/stable/c/0eb0e3c623ac1da8b85d518043fef7660af7805d