CVE-2026-43467

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix crash when moving to switchdev mode When moving to switchdev mode when the device doesn't support IPsec, we try to clean up the IPsec resources anyway which causes the crash below, fix that by correctly checking for...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003585)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003585 advisory. A memory leak in the mlx5fpgaconncreatecq function in drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c in the Linux kernel before 5.3.11 allows attackers to cause...

ROS-20260113-7363

A vulnerability in the drivers/net/ethernet/mellanox/mlx5/core/enmain.c component of the Linux kernel is related to pointer dereferencing errors. Exploitation of the vulnerability could allow an attacker to cause a denial of service...

ROS-20260112-7373

A vulnerability in the drivers/net/ethernet/mellanox/mlx5 component of the Linux operating system kernel is related to simultaneous execution using a shared resource with improper synchronization. Exploitation of the vulnerability could allow an attacker to cause a denial of service...

The vulnerability of the drivers/net/ethernet/mellanox/mlx5 kernel component of the Linux operating system, which allows a hacker to cause a service failure.

The vulnerability of the drivers/net/ethernet/mellanox/mlx5 kernel component of the Linux operating system is related to the simultaneous execution using shared resources with incorrect synchronization. Exploiting this vulnerability can allow an attacker to cause a service failure...

Vulnerability of components of Linux operating system’s kernel/mlx5, allowing a hacker to cause a service failure

The vulnerability of the net/mlx5 component in the Linux operating system’s kernel is related to incorrect blocking in the cmdworkhandler function in drivers/net/ethernet/mellanox/mlx5/core/cmd.c. Exploiting this vulnerability can allow an attacker to cause a service failure...

The vulnerability of the mlx5e_txwqe_complete() function in the drivers/net/ethernet/mellanox/mlx5/core/en_tx.c file of the Linux kernel allows a hacker to cause a service failure.

The vulnerability of the mlx5etxwqecomplete function in the drivers/net/ethernet/mellanox/mlx5/core/entx.c file of the Linux kernel is related to pointer manipulation. Exploiting this vulnerability could allow an attacker to cause a system failure...

Vulnerability of the hws_matcher_disconnect() function in the drivers/net/ethernet/mellanox/mlx5/core/steering/hws/matcher.c module – The Mellanox Ethernet network adapter support driver for the Linux operating system allows a hacker to compromise the confidentiality, integrity, and accessibility of protected information.

Vulnerability of the hwsmatcherdisconnect function in the drivers/net/ethernet/mellanox/mlx5/core/steering/hws/matcher.c module – The Mellanox Ethernet network adapter driver for Linux operating systems is vulnerable due to the repeated use of previously freed memory. Exploiting this vulnerabilit...

UBUNTU-CVE-2025-21800

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: HWS, fix definer's HWSSET32 macro for negative offset When bit offset for HWSSET32 macro is negative, UBSAN complains about the shift-out-of-bounds: UBSAN: shift-out-of-bounds in...

kernel: net/mlx5: Discard command completions in internal error

A use-after-free vulnerability has been discovered in the Linux kernel within the drivers/net/ethernet/mellanox/mlx5/core/cmd.c component, specifically related to the Mellanox network driver. This flaw can lead to compromised system availability. Successful exploitation could result in...

kernel: net/mlx5: Discard command completions in internal error

A use-after-free vulnerability has been discovered in the Linux kernel within the drivers/net/ethernet/mellanox/mlx5/core/cmd.c component, specifically related to the Mellanox network driver. This flaw can lead to compromised system availability. Successful exploitation could result in...

kernel: net/mlx5: Discard command completions in internal error

A use-after-free vulnerability has been discovered in the Linux kernel within the drivers/net/ethernet/mellanox/mlx5/core/cmd.c component, specifically related to the Mellanox network driver. This flaw can lead to compromised system availability. Successful exploitation could result in...

kernel: net/mlx5: Discard command completions in internal error

A use-after-free vulnerability has been discovered in the Linux kernel within the drivers/net/ethernet/mellanox/mlx5/core/cmd.c component, specifically related to the Mellanox network driver. This flaw can lead to compromised system availability. Successful exploitation could result in...

kernel: Revert "net/mlx5: Block entering switchdev mode with ns inconsistency"

CVE-2023-52658 is a vulnerability in the Linux kernel's Mellanox MLX5 driver, specifically related to the switchdev mode. A previous commit intended to block entering switchdev mode due to namespace inconsistencies inadvertently caused system crashes. To address this, the problematic commit was...

kernel: net/mlx5: Discard command completions in internal error

A use-after-free vulnerability has been discovered in the Linux kernel within the drivers/net/ethernet/mellanox/mlx5/core/cmd.c component, specifically related to the Mellanox network driver. This flaw can lead to compromised system availability. Successful exploitation could result in...

kernel: net/mlx5: Discard command completions in internal error

A use-after-free vulnerability has been discovered in the Linux kernel within the drivers/net/ethernet/mellanox/mlx5/core/cmd.c component, specifically related to the Mellanox network driver. This flaw can lead to compromised system availability. Successful exploitation could result in...

kernel: net/mlx5: Properly link new fs rules into the tree

CVE-2024-35960 is a vulnerability in the Linux kernel's Mellanox MLX5 driver that affects flow steering rule handling. When identical rules are created and referenced multiple times, they can fail to properly link into the rule tree, leaving them uninitialized. This can cause system crashes durin...

kernel: net/mlx5: Properly link new fs rules into the tree

CVE-2024-35960 is a vulnerability in the Linux kernel's Mellanox MLX5 driver that affects flow steering rule handling. When identical rules are created and referenced multiple times, they can fail to properly link into the rule tree, leaving them uninitialized. This can cause system crashes durin...

kernel: net/mlx5e: Check for NOT_READY flag state after locking

A race condition was found in the Linux kernel Mellanox mlx5 network driver's traffic control offload flow management. A local user with privileges to configure traffic control flower filters can trigger concurrent flow deletion operations where the NOTREADY flag is checked before acquiring the...

PT-2024-21617

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.7.0-rc4 net next mlx5 5483eb2 Description The issue is related to a potential deadlock in the Linux kernel when disabling aRFS Accelerated Receive Flow Steering under certain conditions. Specifically, when the...