CVE-2026-43107

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 1.7% 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

2026-05-06 07:40Z4 MO AGO

Last updated

2026-05-11 22:17Z3 MO AGO

Reserved

2026-05-01

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-131Incorrect Calculation of Buffer SizeBase

Data version

5.2

Document digest

0f13955a1fc676f9ec5276ed4840ecb97e3a1a86439f930478b2c90356364f75

• git.kernel.orghttps://git.kernel.org/stable/c/2c41283d94af943a05f7f2cc1a01f0c872f3cf43
• git.kernel.orghttps://git.kernel.org/stable/c/e62e322ea20be78e346e4b49f9a6b9f03313af4c
• git.kernel.orghttps://git.kernel.org/stable/c/58e5735d1a5373652f405a0c16e54ac04aaab0ad
• git.kernel.orghttps://git.kernel.org/stable/c/7081d46d32312f1a31f0e0e99c6835a394037599