CVE-2021-47615

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix releasing unallocated memory in dereg MR flow For the case of IBMRTYPEDM the mr does doesn't have a umem, even though it is a user MR. This causes function mlx5freeprivdescs to think that it is a kernel MR, leading...

CVE-2021-47615

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix releasing unallocated memory in dereg MR flow For the case of IBMRTYPEDM the mr does doesn't have a umem, even though it is a user MR. This causes function mlx5freeprivdescs to think that it is a kernel MR, leading...

CVE-2021-47615

Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...

CVE-2021-47615

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CVE-2021-47615

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CVE-2021-47615

CVE-2021-47615 stems from a Linux kernel RDMA/ mlx5 deregistration path where a MR (memory region) could be freed incorrectly if the MR had no umem, causing use-after-free-like behavior by misinterpreting a kernel MR as a user MR and releasing resources that weren’t allocated. The Nessus NASL for...