CVE-2025-37899
ksmbd: fix use-after-free in session logoff
Vexday Risk Score
3Bajo
Decisión SSVC (CISA)
Track
Sin señal de explotación → monitorear
CVSS —EPSS 0.4%KEV nãoPoC —Nuclei —Metasploit —Patch —
Ciclo de vida
20 may 2025Publicada en NVD
Recomendación: Monitorear — sin señal de explotación por ahora.
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.
Productos afectados
Linux · Linux¿Quieres saber si tu infraestructura está expuesta a esto?
Hablar con TrueHacking →Referencias
https://git.kernel.org/stable/c/02d16046cd11a5c037b28c12ffb818c56dd3ef43https://git.kernel.org/stable/c/2fc9feff45d92a92cd5f96487655d5be23fb7e2bhttps://git.kernel.org/stable/c/70ad6455139e26e85f48f95d0e21f351c1909342https://git.kernel.org/stable/c/931dc8a3670f71c45c0b1379ea4e92dafbda1acahttps://git.kernel.org/stable/c/d5ec1d79509b3ee01de02c236f096bc050221b7fhttps://news.ycombinator.com/item?id=44081338https://sean.heelan.io/2025/05/22/how-i-used-o3-to-find-cve-2025-37899-a-remote-zeroday-vulnerability-in-the-linux-kernels-smb-implementation/