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

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fixed the DMA FIFO desynchronization when the CQE recovery flow is triggered due to a TX error. In the event of a TX error CQE, a recovery flow is triggered. The mlx5eresettxqsqccpc function resets dmafifocc to 0, but...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-100732)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100732 advisory. In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix DMA FIFO desync on error CQE SQ recovery In case of a TX error CQE, a recovery flo...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-100130)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100130 advisory. In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix DMA FIFO desync on error CQE SQ recovery In case of a TX error CQE, a recovery flo...

CVE-2026-43466

A flaw was found in the Linux kernel's mlx5e network driver. During a transmit TX error recovery process, a desynchronization occurs in the Direct Memory Access DMA First-In, First-Out FIFO buffer. This desynchronization causes the system to incorrectly unmap memory addresses, which can lead to...

CVE-2026-43466

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix DMA FIFO desync on error CQE SQ recovery In case of a TX error CQE, a recovery flow is triggered, mlx5eresettxqsqccpc resets dmafifocc to 0 but not dmafifopc, desyncing the DMA FIFO producer and consumer. After...

CVE-2026-43466

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix DMA FIFO desync on error CQE SQ recovery In case of a TX error CQE, a recovery flow is triggered, mlx5eresettxqsqccpc resets dmafifocc to 0 but not dmafifopc, desyncing the DMA FIFO producer and consumer. After...

UBUNTU-CVE-2026-43466

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix DMA FIFO desync on error CQE SQ recovery In case of a TX error CQE, a recovery flow is triggered, mlx5eresettxqsqccpc resets dmafifocc to 0 but not dmafifopc, desyncing the DMA FIFO producer and consumer. After...

CVE-2026-43466 net/mlx5e: Fix DMA FIFO desync on error CQE SQ recovery

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix DMA FIFO desync on error CQE SQ recovery In case of a TX error CQE, a recovery flow is triggered, mlx5eresettxqsqccpc resets dmafifocc to 0 but not dmafifopc, desyncing the DMA FIFO producer and consumer. After...

CVE-2026-43466 net/mlx5e: Fix DMA FIFO desync on error CQE SQ recovery

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix DMA FIFO desync on error CQE SQ recovery In case of a TX error CQE, a recovery flow is triggered, mlx5eresettxqsqccpc resets dmafifocc to 0 but not dmafifopc, desyncing the DMA FIFO producer and consumer. After...

CVE-2026-43466

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix DMA FIFO desync on error CQE SQ recovery In case of a TX error CQE, a recovery flow is triggered, mlx5eresettxqsqccpc resets dmafifocc to 0 but not dmafifopc, desyncing the DMA FIFO producer and consumer. After...

CVE-2026-43466

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix DMA FIFO desync on error CQE SQ recovery In case of a TX error CQE, a recovery flow is triggered, mlx5eresettxqsqccpc resets dmafifocc to 0 but not dmafifopc, desyncing the DMA FIFO producer and consumer. After...

CVE-2026-43466: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix DMA FIFO desync on error CQE SQ recovery In case of a TX error CQE, a recovery flow is triggered, mlx5eresettxqsqccpc resets dmafifocc to 0 but not dmafifopc, desyncing the DMA FIFO producer and consumer. After...

PT-2026-39127

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the net/mlx5e component where a DMA FIFO desynchronization occurs during error CQE SQ recovery. When a TX error CQE triggers a recovery flow, the function mlx5e reset...