CVE-2026-80667

A flaw was found in the Linux kernel's Mellanox mlx5 network driver, specifically within the Multi-Port Ethernet Switch MPESW work handling for Link Aggregation Groups LAG. When the mlx5laggetdevcomcomp function returns a null value, the mlx5mpeswwork function fails to call complete. This oversig...

Linux Distros Unpatched Vulnerability : CVE-2026-80667

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net/mlx5: LAG, MPESW, Fix missing complete on devcom error mlx5mpeswwork returned without calling complete when mlx5laggetdevcomcomp returned NULL. A caller tha...

EUVD-2026-67543

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: LAG, MPESW, Fix missing complete on devcom error mlx5mpeswwork returned without calling complete when mlx5laggetdevcomcomp returned NULL. A caller that queued the work and waited on mpesww-comp would block indefinitely...

CVE-2026-80667 net/mlx5: LAG, MPESW, Fix missing complete() on devcom error

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: LAG, MPESW, Fix missing complete on devcom error mlx5mpeswwork returned without calling complete when mlx5laggetdevcomcomp returned NULL. A caller that queued the work and waited on mpesww-comp would block indefinitely...

CVE-2026-80667

CVE-2026-80667 affects the Linux kernel's mlx5 driver (used by Mellanox/NVIDIA ConnectX network adapters), specifically the LAG (Link Aggregation Group) and MPESW (Multi-Packet Steering) subsystem. The root cause is that mlx5_mpesw_work() could return without calling complete() when mlx5_lag_get_...

The vulnerability of the mlx5e_skb_from_cqe_mpwrq_nonlinear() function in the drivers/net/ethernet/mellanox/mlx5/core/en_rx.c driver of the Mellanox Ethernet network adapter for the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of the mlx5eskbfromcqempwrqnonlinear function in the drivers/net/ethernet/mellanox/mlx5/core/enrx.c file of the Ethernet Mellanox network adapter driver in the Linux operating system is related to errors in resource counters. Exploiting this vulnerability could allow an attacker...

The vulnerability of the mlx5e_tc_query_route_vport() function in the drivers/net/ethernet/mellanox/mlx5/core/en_tc.c file of the Mellanox Ethernet network adapter driver for the Linux operating system allows a hacker to cause a service failure.

The vulnerability of the mlx5etcqueryroutevport function in the drivers/net/ethernet/mellanox/mlx5/core/entc.c driver for Mellanox Ethernet network adapters in the Linux operating system is related to the occurrence of mutual locking. Exploiting this vulnerability may allow an attacker to cause a...

The vulnerability of the mlx5e_nic_init() function in the drivers/net/ethernet/mellanox/mlx5/core/en_main.c file of the Mellanox Ethernet network adapter driver for the Linux operating system allows a hacker to cause a service failure.

The vulnerability of the mlx5enicinit function in the drivers/net/ethernet/mellanox/mlx5/core/enmain.c file of the Mellanox Ethernet network adapter driver for the Linux operating system is related to synchronization errors when using shared resources. Exploiting this vulnerability can allow an...

Astra Linux – Vulnerabilities in Linux, Linux-5.15, Linux-5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: In devcom, fix for error flow in mlx5devcomregisterdevice. In the event of a failure in devcom allocation, mlx5 always releases the private memory. However, this private memory might have been allocated by a different...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: A WARN was issued during the deregmr operation for DM type. Memory regions of the DM type do not have an associated umem. In the flow from mlx5ibderegmr to mlx5freeprivdescs, the code incorrectly takes the wrong branch...

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: RDMA/mlx5: Fixed the issue with the mlx5pollone function’s update of the curqp. When curqp is not NULL, in order to avoid fetching the QP from the radix tree again, we check if the next CQE QP is identical to the one we already...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel before version 5.15.13, the file drivers/net/ethernet/mellanox/mlx5/core/steering/drdomain.c misinterprets the return value of mlx5getuarspage. It expects the return value to be NULL in the error case, but in reality, it is an error pointer...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Added a timeout for acquiring the command queue semaphore. Prevented forced completion handling on an entry that has not yet been assigned an index, thereby avoiding an out-of-bounds access at idx = -22. Instead of...

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: net/mlx5: Fix for the memory leak in mlx5drcmdcreatereformatctx. When mlx5cmdexec fails in mlx5drcmdcreatereformatctx, the memory pointed to by ‘in’ is not released, which can lead to a memory leak. Move the memory release...

CVE-2026-74712

A flaw was found in the Linux kernel's vdpa/mlx5 driver. This vulnerability occurs due to an incorrect calculation of buffer length within the createdirectkeys function, causing the system to read beyond its allocated memory boundaries. A local attacker could exploit this memory corruption to...

The vulnerability in the `en_accel/ipsec.c` component of `drivers/net/ethernet/mellanox/mlx5/core` of the Linux operating system allows a hacker to cause a service failure.

The vulnerability in the drivers/net/ethernet/mellanox/mlx5/core/enaccel/ipsec.c component of the Linux kernel is related to a race condition associated with context switching. Exploiting this vulnerability could allow a remote attacker to cause a service failure...

CVE-2026-72345

A flaw was found in the Linux kernel's mlx5 LAG Link Aggregation Group driver. An off-by-one error in the mlx5lagcreatesinglefdb function's error rollback mechanism can lead to operations on uninitialized memory or a double-free condition. This could result in system instability or a denial of...

CVE-2026-72341

A flaw was found in the Linux kernel's net/mlx5e component. A local attacker could exploit a race condition during the publication of channel statistics. On weakly-ordered architectures, this could lead to a null pointer dereference, causing a system crash and a denial of service...

Linux Distros Unpatched Vulnerability : CVE-2026-74297

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - RDMA/mlx5: Fix undefined shift of user RQ WQE size setrqsize computes the RQ WQE size as 1 rqwqeshift based on the user-provided rqwqeshift, which is only check...

CVE-2026-72006

A flaw was found in the Linux kernel's mlx5 driver. Repeated allocation and release of mkeys with TPH steering-tag hints can cause a memory leak of struct mlx5stidxdata. This unreferenced memory accumulates over time, potentially leading to resource exhaustion and a Denial of Service DoS for...