CVSS 3.1
5.5 mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HCVE-2025-21955
In the Linux kernel, the following vulnerability has been resolved:
ksmbd: prevent connection release during oplock break notification
ksmbd_work could be freed when after connection release.
Increment r_count of ksmbd_conn to indicate that requests
are not finished yet and to not release the connection.
Severity
- EPSS
- 0.5% chance of exploitation in the next 30 days; higher than 43% of CVEs (scores of 2026-10-30)
- Published
- Modified
- Record from
- the NVD, synced
Affected
- linux:linux_kernel
References
- https://git.kernel.org/stable/c/09aeab68033161cb54f194da93e51a11aee6144b
- https://git.kernel.org/stable/c/3aa660c059240e0c795217182cf7df32909dd917
- https://git.kernel.org/stable/c/8e6508c7ecb1802909f294827eff38f301d0c937
- https://git.kernel.org/stable/c/a4261bbc33fbf99b99c80aa3a2c5097611802980
- https://git.kernel.org/stable/c/f17d1c63a76b0fe8e9c78023a86507a3a6d62cfa