A bind security update has been released for CentOS 7.

CESA-2021:3325 Moderate CentOS 7 bind Security Update

CentOS Errata and Security Advisory 2021:3325 Moderate

Upstream details at :   https://access.redhat.com/errata/RHSA-2021:3325

The following updated files have been uploaded and are currently
syncing to the mirrors: ( sha256sum Filename )

x86_64:
7200ad28455e7f8044a9521a187ff712e7d782e9a38db84d1c18e9b54e7a9a28 bind-9.11.4-26.P2.el7_9.7.x86_64.rpm
ae6ecf30bc0a1b8e2c0c2d8702e3eaf7db4864987e02a301446311ff1594d050 bind-chroot-9.11.4-26.P2.el7_9.7.x86_64.rpm
dfe4993ac8d4d097c4e5e97fc006d27039a6a3d4cc79f87f4d56c9e79afd3a86 bind-devel-9.11.4-26.P2.el7_9.7.i686.rpm
337b3b492087333d675bf644cd7cab27fad998fd2eb5f3f1064b766e5fbf85c1 bind-devel-9.11.4-26.P2.el7_9.7.x86_64.rpm
620e6945f7639eacc1508005775c37d66e64ae3f5ec915e87d132a17a45d3999 bind-export-devel-9.11.4-26.P2.el7_9.7.i686.rpm
ddbc53b44a7ec6dd175840df4ba96e8440a167aca06195e38f9ce8e768f82f30 bind-export-devel-9.11.4-26.P2.el7_9.7.x86_64.rpm
d1270ff691bc97bc9a737c8556081408a04f2a325ffb0db2fb561a7add15d0e6 bind-export-libs-9.11.4-26.P2.el7_9.7.i686.rpm
5af6b82a47585513d5a6a8ccc974d524ebc2a67fba642652aa75b566045b004c bind-export-libs-9.11.4-26.P2.el7_9.7.x86_64.rpm
fc93fa73ee589349b26030b1fd56173975859786d624ddeaf826606e99c8b4f3 bind-libs-9.11.4-26.P2.el7_9.7.i686.rpm
2c72fd0a8014e13440ebde0c0ae037cea29cc8aa567b3723619486dc2040f9e5 bind-libs-9.11.4-26.P2.el7_9.7.x86_64.rpm
23886775cbbf0f0b980d7e700a1fa3cce9ae8149522a191554e770fe0acf1813 bind-libs-lite-9.11.4-26.P2.el7_9.7.i686.rpm
f9e741d7af4fbcb102cf759697c858701bf8839ced08a5f62c9415ac5de9dda3 bind-libs-lite-9.11.4-26.P2.el7_9.7.x86_64.rpm
417df6c01f4373a219da10ea1df04e2565b5b27e4710818aa6718065c174f25f bind-license-9.11.4-26.P2.el7_9.7.noarch.rpm
f0c0b3f210497c3d560f42df97307f09afe0cd687c2e08ebc1cb7b03e28b8319 bind-lite-devel-9.11.4-26.P2.el7_9.7.i686.rpm
9744361dc7129978289b5a40fcacd9f52369b57774ec2256bc3c078d4d6e8f03 bind-lite-devel-9.11.4-26.P2.el7_9.7.x86_64.rpm
4d2dbd65fa67b8c23648a188f830340cc1da72b5dbc71795229022de0ff9720d bind-pkcs11-9.11.4-26.P2.el7_9.7.x86_64.rpm
d4718c0bcf9365bfcd07e9c307952a12ae32802cbc6bde5707222c30c90cbb85 bind-pkcs11-devel-9.11.4-26.P2.el7_9.7.i686.rpm
5ca5234e59243cc5ced75e11bc9ad434a82d86c5fa5eab71a130bd3c3ae49334 bind-pkcs11-devel-9.11.4-26.P2.el7_9.7.x86_64.rpm
3d4d0d965fc073d950dd63507c1b1287648ef59c103d02cf09891c04bd99e930 bind-pkcs11-libs-9.11.4-26.P2.el7_9.7.i686.rpm
32f0185e8d6a9ab586922827519f1f38fb921fcaff260385904d3e61dd029d44 bind-pkcs11-libs-9.11.4-26.P2.el7_9.7.x86_64.rpm
f7789c32ac34827df4b6c180e845361bb70aa1fcbc165a6c2a533559f2bc3f76 bind-pkcs11-utils-9.11.4-26.P2.el7_9.7.x86_64.rpm
ca5ee1ff2a858d3eaf6bbed3a7c0421519183d99018689b9d2bfb4f8b2bdb122 bind-sdb-9.11.4-26.P2.el7_9.7.x86_64.rpm
850be6d438290af4b3c31805a40c2f8a88e4e751bafa1bb02b6b884736f80ef2 bind-sdb-chroot-9.11.4-26.P2.el7_9.7.x86_64.rpm
0834c02bc349eaabe64a4015d07ee7cbcf7776a68766e81cd93be0a58c7d5465 bind-utils-9.11.4-26.P2.el7_9.7.x86_64.rpm

Source:
e3a2f06f743ffed5ef8e29fc9cd18fbf075c9e6fac1f47cceac97e15598c3cbb bind-9.11.4-26.P2.el7_9.7.src.rpm