CVE:CVE-2021-43976
CNNVD:CNNVD-202111-1544
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。KVM是其中的一个基于内核的虚拟机。
Linux kernel 5.15.2及更早版本存在安全漏洞，攻击者可利用该漏洞通过连接特制的usb设备造成拒绝服务（skb_over_panic）。
solution:Upgrade linux linux_kernel to a higher version than 5.15.2,and avoid the version (,5.15.2]; Upgrade fedoraproject fedora to a higher version than 34,35,and avoid the version 34,35; Upgrade debian debian_linux to a higher version than 9.0,10.0,11.0,and avoid the version 9.0,10.0,11.0; Upgrade netapp cloud_backup to a higher version than -; Upgrade netapp h300s_firmware to a higher version than -; Upgrade netapp h500s_firmware to a higher version than -; Upgrade netapp h700s_firmware to a higher version than -; Upgrade netapp h300e_firmware to a higher version than -; Upgrade netapp h500e_firmware to a higher version than -; Upgrade netapp h700e_firmware to a higher version than -; Upgrade netapp h410s_firmware to a higher version than -; Upgrade netapp h410c_firmware to a higher version than -; Upgrade oracle communications_cloud_native_core_binding_support_function to a higher version than 22.1.3,and avoid the version 22.1.3; Upgrade oracle communications_cloud_native_core_network_exposure_function to a higher version than 22.1.1,and avoid the version 22.1.1; Upgrade oracle communications_cloud_native_core_policy to a higher version than 22.2.0,and avoid the version 22.2.0