EUVD-2026-38945

In the Linux kernel, the following vulnerability has been resolved: net/rds: Restrict use of RDS/IB to the initial network namespace Prevent using RDS/IB in network namespaces other than the initial one. The existing RDS/IB code will not work properly in non-initial network namespaces...

CVE-2026-52995 net/rds: zero per-item info buffer before handing it to visitors

In the Linux kernel, the following vulnerability has been resolved: net/rds: zero per-item info buffer before handing it to visitors rdsforeachconninfo and rdswalkconnpathinfo both hand a caller-allocated on-stack u64 buffer to a per-connection visitor and then copy the full itemlen bytes back to...

CVE-2026-52939

A flaw was found in the Linux kernel's Reliable Datagram Sockets RDS component. An unprivileged local user can trigger a kernel panic by sending a specially crafted atomic control message cmsg over an active RDS/InfiniBand IB connection. This issue is caused by improper handling of masked atomic...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Fixed the issue “KASAN: slab-use-after-free Read in ibdevicerename”. Call Trace: dumpstack: lib/dumpstack.c:94 inline dumpstacklvl+0x116/0x1f0: lib/dumpstack.c:120 printaddressdescription: mm/kasan/report.c:408 inline...

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 (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...

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...

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 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, Linux 5.10

A issue was discovered in the Linux kernel through version 5.16-rc6. The function uapifinalize in drivers/infiniband/core/uverbsuapi.c lacks a check for the function kmallocarray...