Bug 2327186 (CVE-2024-50286) - CVE-2024-50286 kernel: ksmbd: fix slab-use-after-free in ksmbd_smb2_session_create
Summary: CVE-2024-50286 kernel: ksmbd: fix slab-use-after-free in ksmbd_smb2_session_c...
Keywords:
Status: NEW
Alias: CVE-2024-50286
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: 2327235
Blocks:
TreeView+ depends on / blocked
 
Reported: 2024-11-19 02:02 UTC by OSIDB Bzimport
Modified: 2024-11-21 19:03 UTC (History)
4 users (show)

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

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Description OSIDB Bzimport 2024-11-19 02:02:34 UTC 
In the Linux kernel, the following vulnerability has been resolved:

ksmbd: fix slab-use-after-free in ksmbd_smb2_session_create

There is a race condition between ksmbd_smb2_session_create and
ksmbd_expire_session. This patch add missing sessions_table_lock
while adding/deleting session from global session table.
Comment 1 Avinash Hanwate 2024-11-19 05:14:47 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024111948-CVE-2024-50286-85e9@gregkh/T
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