CVE-2026-31506

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 2.9% 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

No Red Hat rating. Red Hat rates the CVEs that affect its products.

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-415Double FreeVariant
• CWE-1341Multiple Releases of Same Resource or HandleBase

Data version

5.2

Document digest

fb2099968b888bb3256b9297af59a0dbfc52e8a435329330f979755bf326ca28

• git.kernel.orghttps://git.kernel.org/stable/c/121a6ad9cd42ba3bfc57deae93e3326515c2afe1
• git.kernel.orghttps://git.kernel.org/stable/c/9e5f5c07cc7d66522f8c9676c28605eba5d4a20e
• git.kernel.orghttps://git.kernel.org/stable/c/8a30509ce6a29bdf18e0802383c524a7b2357ec0
• git.kernel.orghttps://git.kernel.org/stable/c/cbfa5be2bf64511d49b854a0f9fd6d0b5118621f