CVE-2026-43176

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

0.26% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 17.3% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.1/AV:A/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

2026-05-06 11:27Z4 MO AGO

Last updated

2026-08-05 12:26Z1 MO AGO

Reserved

2026-05-01

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 8.8)

CNA CVSS vector

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

Weaknesses

• CWE-1286Improper Validation of Syntactic Correctness of InputBase

Data version

5.2

Document digest

3b03082ebfa515449af3ea4b6e9361c821fa2ffea30dd40ebbdb5593fd5a25d1

• git.kernel.orghttps://git.kernel.org/stable/c/ebeaa3b24ba568ff8505165f954dba15cc53e4b3
• git.kernel.orghttps://git.kernel.org/stable/c/3e8a88b5e8b3506d9c5e031a65ba65ce9a0683a3
• git.kernel.orghttps://git.kernel.org/stable/c/5f93d611b33a05bd03d6843c8efe8cb6a1992620