Loading HuntDB...

CVE-2023-52480

UNKNOWN
Published 2024-02-29T05:43:12.019Z
Actions:
No CVSS data available

Description

In the Linux kernel, the following vulnerability has been resolved:

ksmbd: fix race condition between session lookup and expire

Thread A + Thread B
ksmbd_session_lookup | smb2_sess_setup
sess = xa_load |
|
| xa_erase(&conn->sessions, sess->id);
|
| ksmbd_session_destroy(sess) --> kfree(sess)
|
// UAF! |
sess->last_active = jiffies |
+

This patch add rwsem to fix race condition between ksmbd_session_lookup
and ksmbd_expire_session.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

References

Published: 2024-02-29T05:43:12.019Z
Last Modified: 2025-05-04T07:37:35.635Z
Copied to clipboard!