CVE-2026-31689

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 1.8% 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

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

2026-04-27 17:34Z4 MO AGO

Last updated

2026-05-11 22:13Z3 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
• CWE-824Access of Uninitialized PointerBase

Data version

5.2

Document digest

c39a9189d76b2e481526178e9627cc35e6449fb46ddbc7ab7988d8c545c2df49

• git.kernel.orghttps://git.kernel.org/stable/c/aae95970fad2127a1bd49d8713c7cd0677dcd2d6
• git.kernel.orghttps://git.kernel.org/stable/c/d3de72e2a2b9ee3a57734c1c068823e41a707715
• git.kernel.orghttps://git.kernel.org/stable/c/d20e98c2df9354cc744431ad8ccbf49405b8b40f
• git.kernel.orghttps://git.kernel.org/stable/c/87ce8ae511962e105bcb3534944208c6a9471ed9
• git.kernel.orghttps://git.kernel.org/stable/c/75825648ce984ca4cebb28e4bd2bf8c3a7e837c5
• git.kernel.orghttps://git.kernel.org/stable/c/51520e03e70d6c73e33ee7cbe0319767d05764fe