CVE-2026-31392

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

0.12% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 2.4% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Analyzed. NVD last modified this record on 2026-07-21.

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

2026-04-03 15:15Z5 MO AGO

Last updated

2026-08-05 12:22Z1 MO AGO

Reserved

2026-03-09

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 8.1)

CNA CVSS vector

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

Weaknesses

• CWE-488Exposure of Data Element to Wrong SessionBase

Data version

5.2

Document digest

df7c4451fa0a45af7fed78f5e875bf14dd46c633caa81e093709e4c5e58d25bd

• git.kernel.orghttps://git.kernel.org/stable/c/fd4547830720647d4af02ee50f883c4b1cca06e4
• git.kernel.orghttps://git.kernel.org/stable/c/9229709ec8bf85ae7ca53aeee9aa14814cdc1bd2
• git.kernel.orghttps://git.kernel.org/stable/c/d33cbf0bf8979d779900da9be2505d68d9d8da25
• git.kernel.orghttps://git.kernel.org/stable/c/9ee803bfdba0cf739038dbdabdd4c02582c8f2b2
• git.kernel.orghttps://git.kernel.org/stable/c/6e9ff1eb7feedcf46ff2d0503759960ab58e7775
• git.kernel.orghttps://git.kernel.org/stable/c/12b4c5d98cd7ca46d5035a57bcd995df614c14e1