CVE:CVE-2019-18805
CNNVD:CNNVD-201911-387
Linux kernel是美国Linux基金会发布的开源操作系统Linux所使用的内核。
Linux kernel 5.0.11之前版本中的net/ipv4/sysctl_net_ipv4.c文件的‘tcp_ack_update_rtt’函数存在输入验证错误漏洞。远程攻击者可利用该漏洞导致拒绝服务。
solution:Upgrade linux linux_kernel to a higher version than 4.4.180,4.9.172,4.14.115,4.19.38,5.0.11,5.1:rc1,5.1:rc2,5.1:rc3,5.1:rc4,5.1:rc5,5.1:rc6,5.1:rc7,and avoid the version [4.4,4.4.180),[4.9,4.9.172),[4.14,4.14.115),[4.19,4.19.38),[5.0,5.0.11),5.1:rc1,5.1:rc2,5.1:rc3,5.1:rc4,5.1:rc5,5.1:rc6,5.1:rc7; Upgrade opensuse leap to a higher version than 15.0,15.1,and avoid the version 15.0,15.1; Upgrade redhat enterprise_linux to a higher version than 7.0,and avoid the version 7.0; Upgrade netapp active_iq_unified_manager to a higher version than -; Upgrade netapp data_availability_services to a higher version than -; Upgrade netapp e-series_santricity_os_controller to a higher version than 11.60.3,and avoid the version [11.0.0,11.60.3]; Upgrade netapp hci_management_node to a higher version than -; Upgrade netapp solidfire to a higher version than -; Upgrade netapp steelstore_cloud_integrated_storage to a higher version than -; Upgrade netapp hci_compute_node to a higher version than -; Upgrade netapp hci_storage_node to a higher version than -; Upgrade broadcom fabric_operating_system to a higher version than -; Upgrade netapp aff_a700s_firmware to a higher version than -; Upgrade netapp fas8300_firmware to a higher version than -; Upgrade netapp fas8700_firmware to a higher version than -; Upgrade netapp aff_a400_firmware to a higher version than -; Upgrade netapp h610s_firmware to a higher version than -