CVE-2025-37899

ksmbd: fix use-after-free in session logoff

published May 20, 2025

CVSS
—
EPSS
1%
Percentile
58.8
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00882 · 58.8th percentile
Published
2025-05-20T15:21Z
EPSS history
Timeline
  • 20 MAY 15:21Z
    ksmbd: fix use-after-free in session logoff
    cvelistv5