Vulnerabilities > CVE-2024-47750 - Use After Free vulnerability in Linux Kernel
Attack vector
LOCAL Attack complexity
LOW Privileges required
LOW Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix Use-After-Free of rsv_qp on HIP08 Currently rsv_qp is freed before ib_unregister_device() is called on HIP08. During the time interval, users can still dereg MR and rsv_qp will be used in this process, leading to a UAF. Move the release of rsv_qp after calling ib_unregister_device() to fix it.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- https://git.kernel.org/stable/c/2ccf1c75d39949d8ea043d04a2e92d7100ea723d
- https://git.kernel.org/stable/c/d2d9c5127122745da6e887f451dd248cfeffca33
- https://git.kernel.org/stable/c/dac2723d8bfa9cf5333f477741e6e5fa1ed34645
- https://git.kernel.org/stable/c/60595923371c2ebe7faf82536c47eb0c967e3425
- https://git.kernel.org/stable/c/fd8489294dd2beefb70f12ec4f6132aeec61a4d0