CVE-2026-31496

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

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

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-07-14.

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

2026-04-22 13:54Z4 MO AGO

Last updated

2026-07-14 12:48Z1 MO AGO

Reserved

2026-03-09

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-653Improper Isolation or CompartmentalizationClass

Data version

5.2

Document digest

8ce259d3827620ae68b5c995f9b2c94391c4fc2b79ff3a956a6bf5d74b97dfb1

• git.kernel.orghttps://git.kernel.org/stable/c/2028405ea6987b4448784e439413202cfe19f43f
• git.kernel.orghttps://git.kernel.org/stable/c/168145c87444619e3e649322bbe7719ecd00d411
• git.kernel.orghttps://git.kernel.org/stable/c/dcfcd95b3ae7683e8ae55c92284b3430ce614bc7
• git.kernel.orghttps://git.kernel.org/stable/c/9ca8c7452493d915f9bbf2f39331e6c583d07a23
• git.kernel.orghttps://git.kernel.org/stable/c/3265ad619987cb551edaf797ed056d80ac450225
• git.kernel.orghttps://git.kernel.org/stable/c/3db5647984de03d9cae0dcddb509b058351f0ee4
• cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/html/ssa-082556.html
• cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/html/ssa-019113.html