Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: hns3 – Fixed the double-free issue with the tx spare buffer. In the function hns3setringparam, a temporary copy of the ring structure tmprings is created for rollback purposes. However, the txspare pointer in the original ri...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: net: hns3 – added validation of the VLAN ID before using it. Currently, the VLAN ID can be used without validation when receiving a VLAN configuration mailbox from VF. The length of vlansdelfailbmap is BITSTOLONGSVLANNVID. This m...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Networks: hns3 – The use of numtqps in the vf driver to allocate resources. Currently, hdev-htqp is allocated using hdev-numtqps, and kinfo-tqp is allocated using kinfo-numtqps. However, kinfo-numtqps is set to minnewtqps,...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: hns3 – Added a vlan list lock to protect the vlan list. When adding a port-based VLAN, the vf VLAN needs to be removed from the hardware, and the vlan state in the vf VLAN list must be set to “false”. If the periodic task...

SUSE CVE-2026-45891

In the Linux kernel, the following vulnerability has been resolved: net: hns3: fix double free issue for tx spare buffer In hns3setringparam, a temporary copy tmprings of the ring structure is created for rollback. However, the txspare pointer in the original ring handle is incorrectly left...

CVE-2026-45891

A flaw was found in the Linux kernel's hns3 network driver. This double-free vulnerability occurs due to incorrect handling of the txspare buffer during ring parameter setup. If memory allocation fails in the error cleanup path, a stale pointer to backup memory is erroneously freed twice. This ca...

EUVD-2026-32357

In the Linux kernel, the following vulnerability has been resolved: net: hns3: fix double free issue for tx spare buffer In hns3setringparam, a temporary copy tmprings of the ring structure is created for rollback. However, the txspare pointer in the original ring handle is incorrectly left...

CVE-2026-45891

In the Linux kernel, the following vulnerability has been resolved: net: hns3: fix double free issue for tx spare buffer In hns3setringparam, a temporary copy tmprings of the ring structure is created for rollback. However, the txspare pointer in the original ring handle is incorrectly left...

UBUNTU-CVE-2026-45891

In the Linux kernel, the following vulnerability has been resolved: net: hns3: fix double free issue for tx spare buffer In hns3setringparam, a temporary copy tmprings of the ring structure is created for rollback. However, the txspare pointer in the original ring handle is incorrectly left...

CVE-2026-45891

CVE-2026-45891: Linux kernel hns3 driver double-free vulnerability. Root cause: in hns3_set_ringparam(), a temporary copy (tmp_rings) is used for rollback, but the tx_spare pointer in the original ring isn’t cleared after backup, leading to a stale non-NULL tx_spare. If allocation fails during hn...

CVE-2026-45891 net: hns3: fix double free issue for tx spare buffer

In the Linux kernel, the following vulnerability has been resolved: net: hns3: fix double free issue for tx spare buffer In hns3setringparam, a temporary copy tmprings of the ring structure is created for rollback. However, the txspare pointer in the original ring handle is incorrectly left...

CVE-2026-45891 net: hns3: fix double free issue for tx spare buffer

In the Linux kernel, the following vulnerability has been resolved: net: hns3: fix double free issue for tx spare buffer In hns3setringparam, a temporary copy tmprings of the ring structure is created for rollback. However, the txspare pointer in the original ring handle is incorrectly left...

PT-2026-43758

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A double-free issue exists in the hns3 network driver. In the hns3 set ringparam function, a temporary copy tmp rings of the ring structure is created for rollback purposes, but the tx...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the fact that the txspare pointer in the hns3 network card driver is not cleared after backup,...

CVE-2026-45891

In the Linux kernel, the following vulnerability has been resolved: net: hns3: fix double free issue for tx spare buffer In hns3setringparam, a temporary copy tmprings of the ring structure is created for rollback. However, the txspare pointer in the original ring handle is incorrectly left...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: hns3 – A buffer overflow vulnerability may occur when reading coalesce info via debugfs. The hns3 driver defines an array of strings to store coalesce info. However, if the kernel introduces a new mode or state, a buffer...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: hns3: do not allow calling hns3nicnetopen repeatedly The function hns3nicnetopen should not be called repeatedly, but there is no checking for this. When performing device reset and setting up traffic channels concurrently,...

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: hns3: Fix for kernel crashes when 1588 messages are received on HIP08 devices. HIP08 devices do not register ptp devices. As a result, hdev-ptp is NULL. However, the hardware can receive 1588 messages and set the HNS3RXDTSVL...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drivers/perf: hisi: Use cpuhpstateremoveinstancenocalls instead of cpuhpstateremoveinstance so that the notifications do not execute after the PMU device has been unregistered. When tearing down a ‘hisihns3’ PMU, we mistakenly ra...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: hns3 – fixed a use-after-free bug in hclgevfsendmbxmsg. Currently, the hns3remove function first uninstalls the client instance, and then uninstalls the deletion engine device. The netdevice is freed during the client instan...