CVE Vulnerabilities

CVE-2023-32256

Race Condition During Access to Alternate Channel

Published: Aug 01, 2025 | Modified: Aug 01, 2025
CVSS 3.x
N/A
Source:
NVD
CVSS 2.x
RedHat/V2
RedHat/V3
7.5 IMPORTANT
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:H
Ubuntu

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

Weakness

The product opens an alternate channel to communicate with an authorized user, but the channel is accessible to other actors.

References