CVE-2026-43140

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

0.13% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 2.9% 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 11:27Z4 MO AGO

Last updated

2026-05-11 22:18Z3 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
• CWE-824Access of Uninitialized PointerBase

Data version

5.2

Document digest

be112341b32253c865fc8314d6b8fdde1363604b014ead96f2403bf1a1333a91

• git.kernel.orghttps://git.kernel.org/stable/c/db5ba06e7af9325519a03e52fccf4a9e7c1fd9b2
• git.kernel.orghttps://git.kernel.org/stable/c/165912d4321c692321c02793068d30700b4e0f1a
• git.kernel.orghttps://git.kernel.org/stable/c/f6a3860241fbb556fd72332fa31c5e787004413b
• git.kernel.orghttps://git.kernel.org/stable/c/243e1165eb03aca97d87aafa9c3130593837a1c2
• git.kernel.orghttps://git.kernel.org/stable/c/922bd3e498a4b8e445def6e6ffea2ad3682ad516
• git.kernel.orghttps://git.kernel.org/stable/c/5bbe266272d86c0657e8253600f3d5b74fb7b2ae
• git.kernel.orghttps://git.kernel.org/stable/c/36c83c1329dd881f290f7df2feadfb9a21775108
• git.kernel.orghttps://git.kernel.org/stable/c/17abd396548035fbd6179ee1a431bd75d49676a7