CVE-2025-22041
Published: April 18, 2025Last modified: April 18, 2025
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.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.8 |
| Attack Vector | LOCAL |
| Attack complexity | LOW |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity impact | HIGH |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | linux-lts | Fixed (6.1.134-r0) |
| Stream | linux-lts | Fixed (6.6.87-r0) |
References
- https://git.kernel.org/stable/c/15a9605f8d69dc85005b1a00c31a050b8625e1aa
- https://git.kernel.org/stable/c/33cc29e221df7a3085ae413e8c26c4e81a151153
- https://git.kernel.org/stable/c/8ed0e9d2f410f63525afb8351181eea36c80bcf1
- https://git.kernel.org/stable/c/a8a8ae303a8395cbac270b5b404d85df6ec788f8
- https://git.kernel.org/stable/c/ca042cc0e4f9e0d2c8f86dd67e4b22f30a516a9b
- https://git.kernel.org/stable/c/f0eb3f575138b816da74697bd506682574742fcd