VULNERABILITY INTELLIGENCE
CVE-2025-21955
CVSS score5.5 MEDIUM
EPSS probability0.50%
CISA KEVNot currently listed
Published2025-04-01
Last modified2026-10-30
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Description
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.