CVE-2026-43271

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 1.9% 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 11:28Z4 MO AGO

Last updated

2026-05-11 22:21Z3 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

c973ef4b79c0dc3c917f345e9ebcb560c131b94a79b755396dbef42334cb973f

• git.kernel.orghttps://git.kernel.org/stable/c/a61c1bc84c4a0f1e7c2fe55b0f43d7d94af4adf1
• git.kernel.orghttps://git.kernel.org/stable/c/dec123825c1ed74d98fd5fc7571a851dea4f46ff
• git.kernel.orghttps://git.kernel.org/stable/c/721599e837d3f4c0e6cc14da059612c017b6d3ec
• git.kernel.orghttps://git.kernel.org/stable/c/dceb5a843910004cb118148e267036104fc3ee43
• git.kernel.orghttps://git.kernel.org/stable/c/f150e753cb8dd756085f46e86f2c35ce472e0a3c