Bug 2367529 (CVE-2025-37926) - CVE-2025-37926 kernel: ksmbd: fix use-after-free in ksmbd_session_rpc_open
Summary: CVE-2025-37926 kernel: ksmbd: fix use-after-free in ksmbd_session_rpc_open
Keywords:
Status: NEW
Alias: CVE-2025-37926
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-05-20 16:02 UTC by OSIDB Bzimport
Modified: 2025-05-20 21:54 UTC (History)
4 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)

Description OSIDB Bzimport 2025-05-20 16:02:35 UTC 
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.
Comment 1 Jon Moroney 2025-05-20 21:47:09 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025052004-CVE-2025-37926-cf39@gregkh/T
Note You need to log in before you can comment on or make changes to this bug.