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...

UBUNTU-CVE-2026-80667

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...

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...

CVE-2026-80667

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...

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_...

CVE-2026-80667

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...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098846)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098846 advisory. In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix mlx5pollone curqp update flow When curqp isn't NULL, in order to avoid fetching th...

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_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...

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...

CVE-2026-74717

A flaw was found in the Linux kernel's net/mlx5 component. This vulnerability occurs because the firmware tracer fwtracer does not properly handle error return values, specifically when ERRPTR is returned instead of NULL. An attacker could potentially trigger a kernel panic by exploiting this...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net/mlx5: Clear the port select structure when fail to create The port select structure is cleared in case of errors, so no stale values remain after the definers are destroyed. This is because the mlx5lagdestroydefiners alway...

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 6.1

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fixed the initialization of the command bitmask. The command bitmask contains a dedicated bit for the MANAGEPAGES command. This bit is not initialized during the initialization of the command bitmask; it is only...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Use deltimersync instead of deltimer in the fw reset flow of the halting poll. Replace deltimer with deltimersync in the fw reset polling activation flow. This prevents a race condition that occurs when deltimer is call...

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

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/mlx5: Returns the firmware result upon destroying QP/RQ Previously, when destroying a QP/RQ, the result of the firmware destruction function was ignored, and the upper layers were not informed of the failure. This could...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Check the device memory pointer before using it. Add a NULL check before accessing device memory to prevent a crash if the dev-dm allocation in mlx5initonce fails...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fixed the issue with mlx5ibgethwstats when used for devices. Currently, when mlx5ibgethwstats is used for a device where portnum = 0, there is a special handling to ensure that the correct counters are used. However,...