CVE-2026-31426

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 1.5% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.1/AV:L/AC:H/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

2026-04-13 13:40Z4 MO AGO

Last updated

2026-08-05 12:22Z1 MO AGO

Reserved

2026-03-09

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.0)

CNA CVSS vector

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

Weaknesses

• CWE-416Use After FreeVariant
• CWE-825Expired Pointer DereferenceBase

Data version

5.2

Document digest

4ea9414ced12af511de91b2ecc809884bea20c59b3ecb1baec9c81bd5b993687

• git.kernel.orghttps://git.kernel.org/stable/c/022d1727f33ff90b3e1775125264e3023901952e
• git.kernel.orghttps://git.kernel.org/stable/c/9c886e63b69658959633937e3acb7ca8addf7499
• git.kernel.orghttps://git.kernel.org/stable/c/808c0f156f48d5b8ca34088cbbfba8444e606cbc
• git.kernel.orghttps://git.kernel.org/stable/c/d04c007047c88158141d9bd5eac761cdadd3782c
• git.kernel.orghttps://git.kernel.org/stable/c/be1a827e15991e874e0d5222d0ea5fdad01960fe
• git.kernel.orghttps://git.kernel.org/stable/c/f6484cadbcaf26b5844b51bd7307a663dda48ef6