CVE-2025-22041

high

Description

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in ksmbd_sessions_deregister() In multichannel mode, UAF issue can occur in session_deregister when the second channel sets up a session through the connection of the first channel. session that is freed through the global session table can be accessed again through ->sessions of connection.

References

https://git.kernel.org/stable/c/f0eb3f575138b816da74697bd506682574742fcd

https://git.kernel.org/stable/c/ca042cc0e4f9e0d2c8f86dd67e4b22f30a516a9b

https://git.kernel.org/stable/c/a8a8ae303a8395cbac270b5b404d85df6ec788f8

https://git.kernel.org/stable/c/8ed0e9d2f410f63525afb8351181eea36c80bcf1

https://git.kernel.org/stable/c/33cc29e221df7a3085ae413e8c26c4e81a151153

https://git.kernel.org/stable/c/15a9605f8d69dc85005b1a00c31a050b8625e1aa

Details

Source: Mitre, NVD

Published: 2025-04-16

Updated: 2025-04-25

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:C/A:C

Severity: Medium

CVSS v3

Base Score: 7.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.00024