linux: In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix race condition between session lookup...
CVE-2023-52480 is fixed in linux on 1 platform, first by DEBIAN-CVE-2023-52480, released February 29, 2024. It is not reported as exploited. Patch Radar priority: High.
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.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| linux · Debian 12.15 (bookworm) | 6.1.64-1 | DEBIAN-CVE-2023-52480 | Feb 29, 2024 |
| linux · Debian 13.5 (trixie) | 6.5.8-1 | DEBIAN-CVE-2023-52480 | Feb 29, 2024 |
| linux · Debian 14 | 6.5.8-1 | DEBIAN-CVE-2023-52480 | Feb 29, 2024 |
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