CVE-2026-43257

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 11:28Z4 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-772Missing Release of Resource after Effective LifetimeBase

Data version

5.2

Document digest

5d9977c6fe7a9017b354deccd9716374c61f7d012143b0ff4d36787dd2af993d

• git.kernel.orghttps://git.kernel.org/stable/c/f0d7f735eba963742009b0706e19dd0bed91537a
• git.kernel.orghttps://git.kernel.org/stable/c/dc911fccc6e08ef46a66b2a42a764252b001ee3c
• git.kernel.orghttps://git.kernel.org/stable/c/24f3dabeb97bd0bec8c1c926c97e3eb6a8129225
• git.kernel.orghttps://git.kernel.org/stable/c/10ab64f8efc2f479293dce929fde326c285fc96f
• git.kernel.orghttps://git.kernel.org/stable/c/e3fb15aadfc8643203bbdf97ace0396e4586fa64
• git.kernel.orghttps://git.kernel.org/stable/c/1ce8c2a8f050a23240553c8bae628ac623f9dbc1
• git.kernel.orghttps://git.kernel.org/stable/c/3baefeeb7b85e1e34eebef399ffa312be7179e30
• git.kernel.orghttps://git.kernel.org/stable/c/dbc527d980f7ba8559de38f8c1e4158c71a78915