CVE-2026-31530

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 2.6% 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

2026-05-11 22:10Z3 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-416Use After FreeVariant
• CWE-825Expired Pointer DereferenceBase

Data version

5.2

Document digest

698e850d17a427396d42fe4477b68fd811e81e9f6dca8432c6e5251d4992b50e

• git.kernel.orghttps://git.kernel.org/stable/c/d216a4bd138eb57cc4ae7c43b2f709e3482af7e2
• git.kernel.orghttps://git.kernel.org/stable/c/2c32141462045cf93d54a5146a0ba572b83533dd
• git.kernel.orghttps://git.kernel.org/stable/c/f7dc6f381a1e5f068333f1faa9265d6af1df4235
• git.kernel.orghttps://git.kernel.org/stable/c/19d2f0b97a131198efc2c4ca3eb7f980bba8c2b4