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

In the Linux kernel, the following vulnerabilities have been resolved: openvswitch: Use RCU protection in ovsvportcmdfillinfo. ovsvportcmdfillinfo can be called without RTNL or RCU. Use RCU protection and devnetrcu to avoid potential UAF Use-After-Free errors...

CVE-2023-53843

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: reject negative ifindex Recent changes in net-next commit 759ab1edb56c "net: store netdevs in an xarray" refactored the handling of pre-assigned ifindexes and let syzbot surface a latent problem in ovs. ovs does...

kernel: openvswitch: use RCU protection in ovs_vport_cmd_fill_info()

In the Linux kernel, the following vulnerability has been resolved: openvswitch: use RCU protection in ovsvportcmdfillinfo ovsvportcmdfillinfo can be called without RTNL or RCU. Use RCU protection and devnetrcu to avoid potential UAF...

The vulnerability of the `ovs_vport_cmd_fill_info()` function in the `net/openvswitch/datapath.c` module, which is part of the Open vSwitch router support in the Linux operating system, allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the ovsvportcmdfillinfo function in the net/openvswitch/datapath.c module, which is part of the Open vSwitch router support in the Linux operating system, relates to the reutilization of previously released memory. Exploiting this vulnerability could allow an attacker to...

AZL-59058 CVE-2025-21761 affecting package kernel for versions less than 5.15.180.1-1

In the Linux kernel, the following vulnerability has been resolved: openvswitch: use RCU protection in ovsvportcmdfillinfo ovsvportcmdfillinfo can be called without RTNL or RCU. Use RCU protection and devnetrcu to avoid potential UAF...

Linux kernel 资源管理错误漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the ovsvportcmdfillinfo function not being RCU-protected, which could lead to reuse after release...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the ovsvportsend function not properly checking that the device is in a running state when the device is...