CVE-2025-37926
HIGH severity · CVSS 8.8 · Use-after-free
8.8CVSS HIGH
Summary
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in ksmbd_session_rpc_open A UAF issue can occur due to a race condition between ksmbd_session_rpc_open() and __session_rpc_close(). Add rpc_lock to the session to protect it.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://git.kernel.org/stable/c/1067361a1cc6ad9cdf7acfc47f90012b72ad1502 ↗
Additional information
- NVD record
- https://git.kernel.org/stable/c/1067361a1cc6ad9cdf7acfc47f90012b72ad1502Patch
- https://git.kernel.org/stable/c/6323fec65fe54b365961fed260dd579191e46121Patch
- https://git.kernel.org/stable/c/8fb3b6c85b7e3127161623586b62abcc366caa20Patch
- https://git.kernel.org/stable/c/a1f46c99d9ea411f9bf30025b912d881d36fc709Patch
- https://git.kernel.org/stable/c/a4348710a7267705b75692dc1a000920481d1d92Patch