CVE-2026-43074

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

0.48% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 39.4% 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

Modified. 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

2026-05-06 07:21Z4 MO AGO

Last updated

2026-08-05 12:25Z1 MO AGO

Reserved

2026-05-01

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-401Missing Release of Memory after Effective LifetimeVariant
• CWE-825Expired Pointer DereferenceBase

Data version

5.2

Document digest

9f4ba6f136e7e7cb9dd16e642c869765e48c0b9c2be9f96e645658e3eb450b5c

• git.kernel.orghttps://git.kernel.org/stable/c/902120be4f44947df6311002addc7faf69bdbff1
• git.kernel.orghttps://git.kernel.org/stable/c/a6d57084372161f86660bc4607784420e00efe2c
• git.kernel.orghttps://git.kernel.org/stable/c/a6566cd33f6f967a7651ebf2ce0dd31572e319cf
• git.kernel.orghttps://git.kernel.org/stable/c/5b1173b165421561db29f30afc7e97d940a398a9
• git.kernel.orghttps://git.kernel.org/stable/c/7e8083f5eeedab0f460063b9c2c14c9a4e71a427
• git.kernel.orghttps://git.kernel.org/stable/c/ae0bb9c1fb7c2594519aeeb096cf2c3b7837b322
• git.kernel.orghttps://git.kernel.org/stable/c/07712db80857d5d09ae08f3df85a708ecfc3b61f