EUVD-2026-38037

In the Linux kernel, the following vulnerability has been resolved: RDMA: During reregmr ensure that REREGACCESS is compatible If IBMRREREGACCESS changes from RO to RW then the umem has to be re-evaluated to ensure it is properly pinned as RW. Since the umem is hidden inside each driver's mr stru...

kernel: RDMA/mlx4: Fix mis-use of RCU in mlx4_srq_event()

A flaw was found in the Linux kernel's RDMA/mlx4 component. This vulnerability arises from the incorrect use of Read-Copy Update RCU in the mlx4srqevent function. An attacker could potentially trigger an event before the srq object is fully initialized, leading to a system crash. This could resul...

RDMA/mlx4: Fix resource leak on error in mlx4_ib_create_srq()

...

Linux Distros Unpatched Vulnerability : CVE-2026-46181

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - RDMA/mlx4: Fix mis-use of RCU in mlx4srqevent Sashiko points out the radixtree itself is RCU safe, but nothing ever frees the mlx4srq struct with RCU, and it...

CVE-2026-46181

A flaw was found in the Linux kernel's RDMA/mlx4 component. This vulnerability arises from the incorrect use of Read-Copy Update RCU in the mlx4srqevent function. An attacker could potentially trigger an event before the srq object is fully initialized, leading to a system crash. This could resul...

CVE-2026-46181

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx4: Fix mis-use of RCU in mlx4srqevent Sashiko points out the radixtree itself is RCU safe, but nothing ever frees the mlx4srq struct with RCU, and it isn't even accessed within the RCU critical section. It also will crash...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from an error path resource leak in the mlx4ibcreatesrq function within RDMA mlx4. This issue may lead...

SUSE-SU-2026:0352-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 11 SP4 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2023-54168: RDMA/mlx4: Prevent shift wrapping in setusersqsize bsc1256053. - CVE-2025-40018: ipvs: Defer ipvsftp unregister during netns cleanup bsc1253291 bsc1253292...

PT-2025-53997

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel's RDMA/mlx4 component related to a shift wrapping issue within the set user sq size function. The ucmd-log sq bb count variable, which is user-controlle...