UNKNOWN NVD
CVE-2026-72306
In the Linux kernel, the following vulnerability has been resolved: vduse: Fix race in vduse_dev_msg_sync and vduse_dev_read_iter There is one race case in vd
In the Linux kernel, the following vulnerability has been resolved:
vduse: Fix race in vduse_dev_msg_sync and vduse_dev_read_iter
There is one race case in vduse_dev_msg_sync and vduse_dev_read_iter:
vduse_dev_read_iter():
lock(msg_lock);
dequeue_msg(send_list);
unlock(msg_lock);
vduse_dev_msg_sync():
wait_timeout() finish
lock(msg_lock);
check msg->complete is false
list_del(msg); <- double list_del() crash!
To fix this case, we shall ensure vduse_msg is on send_list or recv_list
outside the msg_lock critical section.
References
- https://git.kernel.org/stable/c/09723f26ed801c083e914cec4cc0e1af4b933dc7
- https://git.kernel.org/stable/c/3755965adbb617f4283ac6ccd351ed0676843cba
- https://git.kernel.org/stable/c/8062ff9d366c4bc4ae775e14eac9a769f20c60dd
- https://git.kernel.org/stable/c/ae9c13b6fd79087cc5a216ee1649b6f012c2a238
- https://git.kernel.org/stable/c/c83ad3dfa6d9953d5ce6839416bf5a1bfc50285a
This unknown severity vulnerability was published on 2026-08-15 via NVD.
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