PT-2025-30773

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A potential deadlock can occur in the IB/mlx5 module during Memory Region MR deregistration. This issue arises when kzalloc is invoked while holding the umem mutex or any lock acquired...

UBUNTU-CVE-2025-21888

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix a WARN during deregmr for DM type Memory regions MR of type DM device memory do not have an associated umem. In the mlx5ibderegmr - mlx5freeprivdescs flow, the code incorrectly takes the wrong branch, attempting to...