CVE-2026-43251

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

0.12% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 2.4% 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 11:28Z4 MO AGO

Last updated

2026-05-11 22:20Z3 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-476NULL Pointer DereferenceBase

Data version

5.2

Document digest

f27753f4e0ef1ae8982ccc0b771343a7d2acb5cc964267f5bf48603f1227f3fa

• git.kernel.orghttps://git.kernel.org/stable/c/f580c79683356632f12f2c2029f2fe936d953aa1
• git.kernel.orghttps://git.kernel.org/stable/c/ee572578f09f0e743e9383393a75c3a7a0f9b4c2
• git.kernel.orghttps://git.kernel.org/stable/c/edccbf7d6dc05d692bde3a89de5a4001f72a0fa4
• git.kernel.orghttps://git.kernel.org/stable/c/3f1b21cc67a15d7d081378a9b8747dd000a017b8
• git.kernel.orghttps://git.kernel.org/stable/c/e7ac1cd823cd2e9fcbd5cb0b261d6d35dbb79341
• git.kernel.orghttps://git.kernel.org/stable/c/d5512ce892f774d37c53082adadfcad04f21b50e
• git.kernel.orghttps://git.kernel.org/stable/c/d08f35f843881ec504d7537a9bb728a073db3366
• git.kernel.orghttps://git.kernel.org/stable/c/cee8337e1bad168136aecfe6416ecd7d3aa7529a