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: net: macb: Use the current queue number for stats There is a potential mismatch between the memory reserved for statistics and the amount of memory written. gemgetssetcount correctly calculates the number of stats based on the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: macb: Use devconsumeskbany to free TX SKBs The napiconsumeskb function is not intended to be called in a disabled IRQ context. However, after commit 6bc8a5098bf4 “net: macb: Fix txptrlock locking”, the freeing of TX SKBs is...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: macb: The call order for unregisternetdev in macbremove has been corrected. When removing a macb device, the driver calls phyexit before unregisternetdev. This results in a warning from kernfs: ------------ Cut here...

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: macb: properly unregistered fixed-rate clocks The additional resources allocated through clkregisterfixedrate need to be released using clkunregisterfixedrate, otherwise they will be lost...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: macb: fixed a memory corruption in extended buffer descriptor mode For quite some time, we were dealing with a bug that seemed to cause sudden and permanent failures in networking and MMCA on some of our devices. This bug...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: macb: fix use-after-free access to PTP clock PTP clock is registered on every opening of the interface and destroyed on every closing. However it may be accessed via gettsinfo ethtool call which is possible while the interfa...

SUSE CVE-2026-72017

In the Linux kernel, the following vulnerability has been resolved: net: macb: drop in-flight Tx SKBs on close The MACB driver has since forever leaked the outgoing SKBs that have not yet been marked as completed. They live in queue-txskb which gets freed without remorse nor checking...

Linux Ethernet Adapter Heap Buffer Overflow DoS

The vulnerability of the gemgetethtoolstats function in the drivers/net/ethernet/cadence/macbmain.c file of the Ethernet adapter driver for the Linux operating system is related to the occurrence of operations outside of the buffer in memory. Exploiting this vulnerability could allow an attacker ...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-102112)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-102112 advisory. In the Linux kernel, the following vulnerability has been resolved: net: cadence: macb: Fix a possible deadlock in macbhalttx. There is a situation where after THALT...

CVE-2026-72017

A flaw was found in the Linux kernel's MACB network driver. This driver fails to properly release outgoing Socket Kernel Buffers SKBs when the driver is closed. This continuous leakage of resources can lead to resource exhaustion over time, potentially resulting in a Denial of Service DoS conditi...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-099711)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-099711 advisory. In the Linux kernel, the following vulnerability has been resolved: net: macb: use the current queue number for stats There's a potential mismatch between the memory...

CVE-2026-72017

In the Linux kernel, the following vulnerability has been resolved: net: macb: drop in-flight Tx SKBs on close The MACB driver has since forever leaked the outgoing SKBs that have not yet been marked as completed. They live in queue-txskb which gets freed without remorse nor checking...

UBUNTU-CVE-2026-72017

In the Linux kernel, the following vulnerability has been resolved: net: macb: drop in-flight Tx SKBs on close The MACB driver has since forever leaked the outgoing SKBs that have not yet been marked as completed. They live in queue-txskb which gets freed without remorse nor checking...

CVE-2026-72017

In the Linux kernel, the following vulnerability has been resolved: net: macb: drop in-flight Tx SKBs on close The MACB driver has since forever leaked the outgoing SKBs that have not yet been marked as completed. They live in queue-txskb which gets freed without remorse nor checking...

CVE-2026-72017 net: macb: drop in-flight Tx SKBs on close

In the Linux kernel, the following vulnerability has been resolved: net: macb: drop in-flight Tx SKBs on close The MACB driver has since forever leaked the outgoing SKBs that have not yet been marked as completed. They live in queue-txskb which gets freed without remorse nor checking...

CVE-2026-72017

Summary: CVE-2026-72017 affects the Linux kernel MACB driver (net: macb: drop in-flight Tx SKBs on close). The issue is a leak of outgoing SKBs held in queue->tx_skb, which are freed without proper checks. The leak is triggered via macb_free_consistent() in certain paths, with open/alloc_consi...

EUVD-2026-59116

In the Linux kernel, the following vulnerability has been resolved: net: macb: drop in-flight Tx SKBs on close The MACB driver has since forever leaked the outgoing SKBs that have not yet been marked as completed. They live in queue-txskb which gets freed without remorse nor checking...

CVE-2026-72017 net: macb: drop in-flight Tx SKBs on close

In the Linux kernel, the following vulnerability has been resolved: net: macb: drop in-flight Tx SKBs on close The MACB driver has since forever leaked the outgoing SKBs that have not yet been marked as completed. They live in queue-txskb which gets freed without remorse nor checking...

Linux Distros Unpatched Vulnerability : CVE-2026-72017

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: macb: drop in-flight Tx SKBs on close The MACB driver has since forever leaked the outgoing SKBs that have not yet been marked as completed. They live in...

PT-2026-72206

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The MACB driver leaks outgoing SKBs Socket Buffers, which are data structures used to manage network packets that have not been marked as completed. These buffers reside in queue-tx skb...