CVE-2026-31475

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

0.13% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 2.8% of scored records. A rank, not a probability.

NVD base score

7.8 (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:H/I:H/A:H

NVD analysis status

Analyzed. NVD last modified this record on 2026-06-17.

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

2026-04-22 13:54Z4 MO AGO

Last updated

2026-08-05 12:22Z1 MO AGO

Reserved

2026-03-09

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.8)

CNA CVSS vector

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

Weaknesses

• CWE-415Double FreeVariant
• CWE-763Release of Invalid Pointer or ReferenceBase

Data version

5.2

Document digest

efdcadae0b8e72a4436cce3a29bfe21638a00d00572b79a3ad8136272646a55a

• git.kernel.orghttps://git.kernel.org/stable/c/d472d1a52985211b92883bb64bbe710b45980190
• git.kernel.orghttps://git.kernel.org/stable/c/1a82c3272626db9006f4c2cad3adf2916417aed6
• git.kernel.orghttps://git.kernel.org/stable/c/fe757092d2329c397ecb32f2bf68a5b1c4bd9193