CVE-2026-43067

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

0.40% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 33.4% of scored records. A rank, not a probability.

NVD base score

9.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/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

2026-05-05 15:23Z4 MO AGO

Last updated

2026-08-05 12:25Z1 MO AGO

Reserved

2026-05-01

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Critical (CVSS 9.8)

CNA CVSS vector

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

Weaknesses

• CWE-190Integer Overflow or WraparoundBase

Data version

5.2

Document digest

510edecd2934b7424bd32a5ef3a10e2a92c1d49d2272ee0025a698e883eb8b75

• git.kernel.orghttps://git.kernel.org/stable/c/f89bba144938921a2249237ad04a0183ff3f8930
• git.kernel.orghttps://git.kernel.org/stable/c/83170a05908b6cf2fb3235d3065bf613ff866f3c
• git.kernel.orghttps://git.kernel.org/stable/c/4bec4a498ce86314d470ae6144120461f2138c29
• git.kernel.orghttps://git.kernel.org/stable/c/12624c5b724a81e14e532972b40d863b0de3b7d1
• git.kernel.orghttps://git.kernel.org/stable/c/2a368ccddfc492a0aa951e2caef2985f20e96503
• git.kernel.orghttps://git.kernel.org/stable/c/bb81702370fad22c06ca12b6e1648754dbc37e0f