ROS-20260924-73-0065

The vulnerability of the setusersqsize function in the drivers/infiniband/hw/mlx4/qp.c module of the Linux operating system’s kernel driver is related to integer overflow or cyclic shift vulnerabilities. Exploiting this vulnerability could allow an attacker to compromise the confidentiality,...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx4: This issue prevents shift wrapping in the setusersqsize function. The ucmd-logsqbbcount variable is controlled by the user, which means that the shift operation can cause wrapping. This issue can be fixed by using...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx4en: A use-after-free bug has been fixed in mlx4entryallocresources. In mlx4entryallocresources, mlx4encopypriv is called, and tmp-txcq will be freed during the error path of mlx4encopypriv. After that, mlx4enallocresource...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098947)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098947 advisory. 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...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-102092)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-102092 advisory. 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...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-100373)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100373 advisory. In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx4: Prevent shift wrapping in setusersqsize The ucmd-logsqbbcount variable is controlled b...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-100100)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100100 advisory. In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx4: Prevent shift wrapping in setusersqsize The ucmd-logsqbbcount variable is controlled b...

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...

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...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 7 Extended Lifecycle Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

RHEL 7 : kernel (RHSA-2026:36216)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:36216 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: tcp: fix potential race in...

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...

RHEL 8 : kernel (RHSA-2026:35863)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:35863 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Linux kernel: Use-after-free ...

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...

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...

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...

RHEL 9 : kernel (RHSA-2026:34443)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:34443 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: tcp: fix potential race in...

CVE-2026-52908

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...

PT-2026-50926

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the RDMA Remote Direct Memory Access component during the rereg mr process. When IB MR REREG ACCESS changes from read-only RO to read-write RW, the umem user memory mu...

RXSA-2026:25121 Critical: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: geneve: Fix use-after-free in genevefinddev. CVE-2025-21858 kernel: smc: Fix use-after-free in tcpwritetimerhandler CVE-2023-53781 kernel: nbd: defer config unlock in nbdgenlconnect...