CVE:CVE-2019-14835
CNNVD:CNNVD-201909-807
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 2.6.34版本至5.2.x版本（5.3版本已修复）中的vhost功能记录缓冲区描述符的方法存在缓冲区错误漏洞。该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。
solution:Upgrade linux linux_kernel to a higher version than 3.16.74,4.4.193,4.9.193,4.14.144,4.19.73,5.2.15,5.3,and avoid the version [2.6.34,3.16.74),[4.4,4.4.193),[4.9,4.9.193),[4.14,4.14.144),[4.19,4.19.73),[5.2,5.2.15),5.3; Upgrade canonical ubuntu_linux to a higher version than 12.04,14.04,16.04,18.04,19.04,and avoid the version 12.04,14.04,16.04,18.04,19.04; Upgrade debian debian_linux to a higher version than 8.0,9.0,10.0,and avoid the version 8.0,9.0,10.0; Upgrade fedoraproject fedora to a higher version than 29,30,and avoid the version 29,30; Upgrade opensuse leap to a higher version than 15.0,15.1,and avoid the version 15.0,15.1; Upgrade netapp aff_a700s_firmware to a higher version than -; Upgrade netapp h410c_firmware to a higher version than -; Upgrade netapp h610s_firmware 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 _steelstore_cloud_integrated_storage to a higher version than -; Upgrade netapp data_availability_services to a higher version than -; Upgrade netapp hci_management_node to a higher version than -; Upgrade netapp service_processor to a higher version than -; Upgrade netapp solidfire to a higher version than -; Upgrade redhat openshift_container_platform to a higher version than 3.11,and avoid the version 3.11; Upgrade redhat enterprise_linux to a higher version than 8.0,and avoid the version 8.0; Upgrade redhat enterprise_linux_desktop to a higher version than 6.0,7.0,and avoid the version 6.0,7.0; Upgrade redhat enterprise_linux_eus to a higher version than 7.5,7.6,7.7,and avoid the version 7.5,7.6,7.7; Upgrade redhat enterprise_linux_for_real_time to a higher version than 7,8,and avoid the version 7,8; Upgrade redhat enterprise_linux_server to a higher version than 6.0,7.0,7.6,and avoid the version 6.0,7.0,7.6; Upgrade redhat enterprise_linux_server_aus to a higher version than 6.5,6.6,7.2,7.3,7.4,7.6,7.7,and avoid the version 6.5,6.6,7.2,7.3,7.4,7.6,7.7; Upgrade redhat enterprise_linux_server_tus to a higher version than 7.2,7.3,7.4,7.6,7.7,and avoid the version 7.2,7.3,7.4,7.6,7.7; Upgrade redhat enterprise_linux_workstation to a higher version than 6.0,7.0,and avoid the version 6.0,7.0; Upgrade redhat virtualization to a higher version than 4.0,and avoid the version 4.0; Upgrade redhat virtualization_host to a higher version than 4.0,and avoid the version 4.0; Upgrade huawei imanager_neteco to a higher version than v600r009c00,v600r009c10spc200,and avoid the version v600r009c00,v600r009c10spc200; Upgrade huawei imanager_neteco_6000 to a higher version than v600r008c10spc300,v600r008c20,and avoid the version v600r008c10spc300,v600r008c20; Upgrade huawei manageone to a higher version than 6.5.0,6.5.0.spc100.b210,6.5.1rc1.b060,6.5.1rc1.b080,6.5.rc2.b050,and avoid the version 6.5.0,6.5.0.spc100.b210,6.5.1rc1.b060,6.5.1rc1.b080,6.5.rc2.b050