Vulnerability in Red Hat Enterprise Linux 10

CVE-2023-32256

A flaw was found in the Linux kernel's ksmbd component. A race condition between smb2 close operation and logoff in multichannel connections could result in a use-after-free issue.

EPSS: 0.005 (39.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-32256?
CVE-2023-32256 is a high-severity vulnerability in Red Hat Enterprise Linux 10, classified under CWE-421. CVSS score: 7.5/10. Published 2025-08-01.
How severe is CVE-2023-32256?
High severity. CVSS v3 base score is 7.5 out of 10.