CVE-2026-31549

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

0.12% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 2.4% 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 2026-06-17.

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

2026-04-24 14:33Z4 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-476NULL Pointer DereferenceBase

Data version

5.2

Document digest

c7e63de4f8080c9016ef344ff50d253175b6fc0fdf2aec41c158a53fbbfeb0a0

• git.kernel.orghttps://git.kernel.org/stable/c/e68c267787778bcdf3d91b06f794faaba7f0d1d1
• git.kernel.orghttps://git.kernel.org/stable/c/4a22af879172336370ae3e81e7f65fb2f69472ee
• git.kernel.orghttps://git.kernel.org/stable/c/69aece634a7eebafd9a596e5494d52facf6f26ec
• git.kernel.orghttps://git.kernel.org/stable/c/13ccf9b106bba121728f1625c4375a1bd8f5c5a3
• git.kernel.orghttps://git.kernel.org/stable/c/a9778298f47036866ea15eeb17242e8a4612580f
• git.kernel.orghttps://git.kernel.org/stable/c/efe996bcfe50c2dcc6cf65c574285713b722ced7
• git.kernel.orghttps://git.kernel.org/stable/c/aa79f996eb41e95aed85a1bd7f56bcd6a3842008