CVE-2026-43393

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

Low. 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

2026-05-08 14:21Z3 MO AGO

Last updated

2026-05-11 22:23Z3 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-401Missing Release of Memory after Effective LifetimeVariant
• CWE-772Missing Release of Resource after Effective LifetimeBase

Data version

5.2

Document digest

ff44c778a5c29e739ae92b83ae64f440bbe39a6c83d1538e4e67b7c78e325016

• git.kernel.orghttps://git.kernel.org/stable/c/0e4aaf5a3212b6a469c2489637c29a8e2a5062a5
• git.kernel.orghttps://git.kernel.org/stable/c/7bdf00ed75c477252578068dba19934cd825f20a
• git.kernel.orghttps://git.kernel.org/stable/c/4f90c5c2698383984102401b1724b0b67da832ab
• git.kernel.orghttps://git.kernel.org/stable/c/f15fb3d41543244d1179f423da4a4832a55bc050