CVE:CVE-2021-20197
CNNVD:CNNVD-202102-649
GNU Binutils（GNU Binary Utilities或binutils）是美国GNU社区的开发的一组编程语言工具程序。该程序主要用于处理多种格式的目标文件，并提供有连接器、汇编器和其他用于目标文件和档案的工具。
GNU Binutils 中存在后置链接漏洞，该漏洞源于允许通过smart_rename()绕过访问限制，攻击者可通过该漏洞读取或更改数据。
solution:Upgrade gnu binutils to a higher version than 2.35,and avoid the version (,2.35]; Upgrade redhat enterprise_linux to a higher version than 8.0,and avoid the version 8.0; Upgrade netapp cloud_backup to a higher version than -; Upgrade netapp ontap_select_deploy_administration_utility to a higher version than -; Upgrade netapp solidfire_&_hci_management_node to a higher version than -; Upgrade broadcom brocade_fabric_operating_system_firmware to a higher version than -