CVE-2026-23223

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 2.2% of scored records. A rank, not a probability.

NVD base score

7.8 (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:H/I:H/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

2026-02-18 14:53Z6 MO AGO

Last updated

2026-05-11 22:02Z3 MO AGO

Reserved

2026-01-13

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-416Use After FreeVariant
• CWE-366Race Condition within a ThreadBase

Data version

5.2

Document digest

a2f0b1e2bd8d2689fc18e76f0ed94f0e0c1f3ca8dd5a4560813f0bedf09a02ba

• git.kernel.orghttps://git.kernel.org/stable/c/1d411278dda293a507cb794db7d9ed3511c685c6
• git.kernel.orghttps://git.kernel.org/stable/c/ed82e7949f5cac3058f4100f3cd670531d41a266
• git.kernel.orghttps://git.kernel.org/stable/c/ba5264610423d9653aa36920520902d83841bcfd
• git.kernel.orghttps://git.kernel.org/stable/c/1c253e11225bc5167217897885b85093e17c2217