CVE-2026-31493

A flaw was found in the Linux kernel's RDMA/efa component. When an admin command completes with an error during admin queue completion handling, the system attempts to print data from a completion context that has already been freed. This use-after-free vulnerability can lead to the disclosure of...

CVE-2026-31493

In the Linux kernel, the following vulnerability has been resolved: RDMA/efa: Fix use of completion ctx after free On admin queue completion handling, if the admin command completed with error we print data from the completion context. The issue is that we already freed the completion context in...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the use of the completion context after the efa driver is released, potentially leading to unknown data...

CVE-2023-54201 RDMA/efa: Fix wrong resources deallocation order

In the Linux kernel, the following vulnerability has been resolved: RDMA/efa: Fix wrong resources deallocation order When trying to destroy QP or CQ, we first decrease the refcount and potentially free memory regions allocated for the object and then request the device to destroy the object. If t...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from an RDMA efa resource release in the wrong order, which could lead to reuse after release...