critical9.8
CVE-2024-50086
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix user-after-free from session log off There is racy issue between smb2 session lo…
Impact
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix user-after-free from session log off There is racy issue between smb2 session log off and smb2 session setup. It will cause user-after-free from session log off. This add session_lock when setting SMB2_SESSION_EXPIRED and referece count to session struct not to free session while it is being used.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Linux | Linux Kernel | before 6.1.114 from 6.2 before 6.6.58 from 6.7 before 6.11.5 Version 6.12 |
Weakness classification
References
- NVD record
- CVE.org record
- https://git.kernel.org/stable/c/0f62358ce85b2d4c949ef1b648be01b29cec667a
- https://git.kernel.org/stable/c/5511999e9615e4318e9142d23b29bd1597befc08
- https://git.kernel.org/stable/c/7aa8804c0b67b3cb263a472d17f2cb50d7f1a930
- https://git.kernel.org/stable/c/a9839c37fd813b432988f58a9d9dd59253d3eb2c
- https://git.kernel.org/stable/c/ee371898b53a9b9b51c02d22a8c31bfb86d45f0d
- https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html