Vulnerability Information
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Vulnerability Title
hv_netvsc: Register VF in netvsc_probe if NET_DEVICE_REGISTER missed
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: hv_netvsc: Register VF in netvsc_probe if NET_DEVICE_REGISTER missed If hv_netvsc driver is unloaded and reloaded, the NET_DEVICE_REGISTER handler cannot perform VF register successfully as the register call is received before netvsc_probe is finished. This is because we register register_netdevice_notifier() very early( even before vmbus_driver_register()). To fix this, we try to register each such matching VF( if it is visible as a netdevice) at the end of netvsc_probe.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Linux kernel 安全漏洞
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞,该漏洞源于如果卸载并重新加载 hv_netvsc 驱动程序,则 NET_DEVICE_REGISTER 处理程序无法成功执行 VF 注册,因为在 netvsc_probe 完成之前收到注册调用。
CVSS Information
N/A
Vulnerability Type
N/A