CVE-2026-31390

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

0.11% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 1.6% 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

Analyzed. NVD last modified this record on 2026-07-24.

Red Hat severity

Low. 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

2026-05-11 22:07Z3 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-401Missing Release of Memory after Effective LifetimeVariant
• CWE-459Incomplete CleanupBase

Data version

5.2

Document digest

6bccfc96200f295ac0ea6857f152af94e30460a2d79ea1fe0e67cfb5ee8a21c6

• git.kernel.orghttps://git.kernel.org/stable/c/c3aa7b837920c844d5ae0dd3dbaeb465a461de40
• git.kernel.orghttps://git.kernel.org/stable/c/1c87b48a0ff040723f84a67b32892af7e6a3634f
• git.kernel.orghttps://git.kernel.org/stable/c/0cfe9c4838f1147713f6b5c02094cd4dc0c598fa