CVE:CVE-2021-45486
CNNVD:CNNVD-202112-2270
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，该漏洞源于在5.12.4之前的Linux内核的IPv4实现中，net IPv4 route.c由于哈希表非常小，存在信息泄漏的问题。
solution:Upgrade linux linux_kernel to a higher version than 5.12.4,and avoid the version (,5.12.4); 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