CVE-2026-31693

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 3.0% 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

2026-04-30 11:47Z4 MO AGO

Last updated

2026-08-05 12:24Z1 MO AGO

Reserved

2026-03-09

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.8)

CNA CVSS vector

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

Weaknesses

• CWE-908Use of Uninitialized ResourceBase
• CWE-909Missing Initialization of ResourceClass

Data version

5.2

Document digest

741c616c5d01b955ff8883910fda573cd14db2476cc92cd8870dc03237fe679a

• git.kernel.orghttps://git.kernel.org/stable/c/c854ab481ece4b3e5f4c2e8b22824f015ff874a5
• git.kernel.orghttps://git.kernel.org/stable/c/1d731e512134495e0ef490ade0e4d91dc0d515ec
• git.kernel.orghttps://git.kernel.org/stable/c/7c9ce68192eef14c777cb6ce17155d2eb2431aea
• git.kernel.orghttps://git.kernel.org/stable/c/c99e160938b627f6f28edee930e8abc157e84386
• git.kernel.orghttps://git.kernel.org/stable/c/14f66f44646333d2bfd7ece36585874fd72f8286