CVE-2025-37899

7.8 HIGH
Published: May 20, 2025 Modified: December 06, 2025

Description

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in session logoff The sess->user object can currently be in use by another thread, for example if another connection has sent a session setup request to bind to the session being free'd. The handler for that connection could be in the smb2_sess_setup function which makes use of sess->user.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://git.kernel.org/stable/c/02d16046cd11a5c037b28c12ffb818c56dd3ef43
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/2fc9feff45d92a92cd5f96487655d5be23fb7e2b
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/d5ec1d79509b3ee01de02c236f096bc050221b7f
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://news.ycombinator.com/item?id=44081338
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Issue Tracking Third Party Advisory

7 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.8 / 10.0
EPSS (Exploit Probability)
0.0%
2th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

linux