CVE-2026-97972

A flaw was found in the Linux kernel's Cadence MACB ethernet driver. During network interface initialization, the driver fails to properly release a device tree node reference upon successful registration. Repeated device probe or bind cycles can result in a reference count leak and progressive...

CVE-2026-97973

A flaw was found in the Linux kernel's Cadence MACB Ethernet driver. When device initialization fails during the probing process, the error-handling path fails to properly release an allocated physical link phylink structure. A local user capable of triggering repeated probe failures could exploi...

CVE-2026-98008

A flaw was found in the Linux kernel's Cadence MACB ethernet driver. A local user with administrative privileges could cause a denial of service DoS by triggering a driver unbind operation or an initialization failure on a device configured with a fixed-link connection. In this configuration, the...

CVE-2026-43371

In the Linux kernel, the following vulnerability has been resolved: net: macb: Shuffle the tx ring before enabling tx Quanyang observed that when using an NFS rootfs on an AMD ZynqMp board, the rootfs may take an extended time to recover after a suspend. Upon investigation, it was determined that...

CVE-2026-31563

A flaw was found in the Linux kernel's macb Ethernet driver. The napiconsumeskb function, which is used for freeing network packet buffers SKBs, was incorrectly called in an interrupt-disabled context. This improper handling of network packet freeing can lead to a kernel warning and system...

UBUNTU-CVE-2023-54257

In the Linux kernel, the following vulnerability has been resolved: net: macb: fix a memory corruption in extended buffer descriptor mode For quite some time we were chasing a bug which looked like a sudden permanent failure of networking and mmc on some of our devices. The bug was very sensitive...

PT-2025-54086

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 5.4.0 28 Description The Linux kernel contains a flaw related to memory management within the macb Multi-port Ethernet Controller with Buffer driver in extended buffer descriptor mode. The issue manifests as a...