PT-2026-51732

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference occurs in the rds ib send cqe handler function when handling masked atomic completions. The rds ib xmit atomic function programs a masked atomic opcode either ...

Linux Distros Unpatched Vulnerability : CVE-2026-52939

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net/rds: fix NULL deref in rdsibsendcqehandler on masked atomic completion rdsibxmitatomic always programs a masked atomic opcode IBWRMASKEDATOMICCMPANDSWP or...

PT-2026-51971

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the net/rds component where the RDS/IB Reliable Datagram Sockets over InfiniBand code does not function correctly when used in network namespaces other than the initia...

Ubuntu 20.04 LTS : Linux kernel (Azure FIPS) vulnerabilities (USN-7939-2)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7939-2 advisory. Jean-Claude Graf, Sandro Regge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor isolation betwee...

Ubuntu 20.04 LTS : Linux kernel (FIPS) vulnerabilities (USN-7922-2)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7922-2 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in...

SUSE CVE-2026-46144

In the Linux kernel, the following vulnerability has been resolved: RDMA/mana: Fix error unwind in manaibcreateqprss Sashiko points out that manaibcfgvportsteering is leaked, the normal destroy path cleans it up...

CVE-2026-46176 RDMA/mlx5: Fix error path fall-through in mlx5_ib_dev_res_srq_init()

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix error path fall-through in mlx5ibdevressrqinit mlx5ibdevressrqinit allocates two SRQs, s0 and s1. When ibcreatesrq fails for s1, the error branch destroys s0 but falls through and unconditionally assigns the freed ...

CVE-2026-46176 RDMA/mlx5: Fix error path fall-through in mlx5_ib_dev_res_srq_init()

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix error path fall-through in mlx5ibdevressrqinit mlx5ibdevressrqinit allocates two SRQs, s0 and s1. When ibcreatesrq fails for s1, the error branch destroys s0 but falls through and unconditionally assigns the freed ...

CVE-2026-46133 RDMA/rxe: Reject unknown opcodes before ICRC processing

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Reject unknown opcodes before ICRC processing Even after applying commit 7244491dab34 "RDMA/rxe: Validate pad and ICRC before payloadsize in rxercv", a single unauthenticated UDP packet can still trigger panic. That pat...

PT-2026-44240

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 7.0.11-1.1 Description A flaw exists in the RDMA mana component where a user can specify Work Queues WQs sharing the same Completion Queue CQ as part of the user API. This action triggers a WARN ON condition with...

CVE-2026-46084 RDMA/mana_ib: Disable RX steering on RSS QP destroy

In the Linux kernel, the following vulnerability has been resolved: RDMA/manaib: Disable RX steering on RSS QP destroy When an RSS QP is destroyed e.g. DPDK exit, manaibdestroyqprss destroys the RX WQ objects but does not disable vPort RX steering in firmware. This leaves stale steering...

CVE-2026-46084

In the Linux kernel, the following vulnerability has been resolved: RDMA/manaib: Disable RX steering on RSS QP destroy When an RSS QP is destroyed e.g. DPDK exit, manaibdestroyqprss destroys the RX WQ objects but does not disable vPort RX steering in firmware. This leaves stale steering...

PT-2026-43951

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 7.0.11-1.1 Description An issue exists in the RDMA mana ib component where the mana ib destroy qp rss function destroys RX WQ objects without disabling vPort RX steering in the firmware. This results in stale...

PT-2026-43840

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition in the RDMA/mlx5 driver occurs during firmware reset in LAG mode, causing the driver to hang indefinitely while waiting for UMR completion during device unload. In LAG...

Astra Linux – Vulnerability in Linux, Linux 5.10

A flaw was discovered in the Linux kernel’s implementation of RDMA over InfiniBand. An attacker with a privileged local account can leak kernel stack information by issuing commands to the /dev/infiniband/rdmacm device node. Although this access is unlikely to reveal sensitive user information, i...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: IB/hfi1: Fixed a panic that occurs when the ipoib sendqueuesize is increased beyond the default value. When the ipoib sendqueuesize is increased, the following panic occurs: RIP: 0010:hfi1ipoibdraintxring+0x45/0xf0 hfi1 Code: 31 ...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: “IB/isert: Fix incorrect release of isert connection” The commit with ID 699826f4e30a “IB/isert: Fix incorrect release of isert connection” is causing problems when DEVICEREMOVAL occurs in OPA. ------------ Cut here ------------...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: Fixed the duplicated IWCMEVENTCONNECTREPLY event reported. If siwrecvmparr returns -EAGAIN, it means that the MPA reply has not been fully received, and IWCMEVENTCONNECTREPLY should not be reported in this case. This ma...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: IB/hfi1: Fix for early init panic An early failure in hfi1ipoibsetuprn can lead to the following panic: BUG: Unable to handle a NULL pointer derefrence in the kernel at 00000000000001b0 PGD 0 P4D 0 Oops: 0002 1 SMP NOPTI...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: i40e: Do not use the WQMEMRECLAIM flag for the workqueue. The issue was reported by a customer during SRIOV testing. When both the i40e and i40iw drivers are loaded, a warning is triggered in the checkFlushDependency function...