A bind security update has been released for CentOS 7.

CentOS-announce: CESA-2020:2344 Important CentOS 7 bind Security Update

CentOS Errata and Security Advisory 2020:2344 Important

Upstream details at :   https://access.redhat.com/errata/RHSA-2020:2344

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

x86_64:
7d441e8126dd927899c78af78ffd1f1e460afef943e27596cacb4fd917cdf708 bind-9.11.4-16.P2.el7_8.6.x86_64.rpm
b2636b99596138a3eb6f29f55d40506dbb8f9c8d98bafea6eae1dad0220ee26c bind-chroot-9.11.4-16.P2.el7_8.6.x86_64.rpm
b6684c4a2a9341e877cf1766d21d75f47af5dede5138c5eeccc8814aab9e7b6d bind-devel-9.11.4-16.P2.el7_8.6.i686.rpm
7426c0203ca23e864c4e4de8164d583a68bc03dc721e44362670eb32eaa431bd bind-devel-9.11.4-16.P2.el7_8.6.x86_64.rpm
28fe7d1ef023376eaae5f1acbcc67b7e4a7b7072ef647871f5d554de9e5a3455 bind-export-devel-9.11.4-16.P2.el7_8.6.i686.rpm
2c810c025cc0045c4376c0b6600757d5cdb6348e47ddb8b8c9edbbcdf2097073 bind-export-devel-9.11.4-16.P2.el7_8.6.x86_64.rpm
ea5d207bd67c2b037ed570a580848774a896650225a0afa308782bbba6b8ea0b bind-export-libs-9.11.4-16.P2.el7_8.6.i686.rpm
34952d49a47be7d5ceb00f1ccd399a11a752189d5aec601a77d93f3149888f9b bind-export-libs-9.11.4-16.P2.el7_8.6.x86_64.rpm
471c9492025d23abaa228be48ca0bfc3167bcbe58830c781e6176b6ffc46ff50 bind-libs-9.11.4-16.P2.el7_8.6.i686.rpm
94ff4f96c5baf7497561bdab1c460ca770705c8361928a9006c0659d05f8bba3 bind-libs-9.11.4-16.P2.el7_8.6.x86_64.rpm
959292b622b74c6771b234fd384e5824e05e42178e8c8d909af68707525f86c0 bind-libs-lite-9.11.4-16.P2.el7_8.6.i686.rpm
b346000d2a94267f3d4e450da340ee8899118e147309f222866f8e92f2eec991 bind-libs-lite-9.11.4-16.P2.el7_8.6.x86_64.rpm
d412f3d546e61dceadb365a0330e05e39f3f17a34fa498282f8185b30873d13a bind-license-9.11.4-16.P2.el7_8.6.noarch.rpm
7d84f1efafe000a200cc69c19745ec7160b367816960d4d9b68b74dbd958587f bind-lite-devel-9.11.4-16.P2.el7_8.6.i686.rpm
a4f5b9133a0f7a61ecb39821447653dd74a0e566d550a07419a74a6987f5f6a2 bind-lite-devel-9.11.4-16.P2.el7_8.6.x86_64.rpm
89c63dc7c96ed48abafd2f47d8d136386e748bf4b18fdde1542b5fe6d2026972 bind-pkcs11-9.11.4-16.P2.el7_8.6.x86_64.rpm
849903c6ebad979c99eacfda2da0a163278f96c71391c70dacbe37d02cb49cff bind-pkcs11-devel-9.11.4-16.P2.el7_8.6.i686.rpm
18a0eeb4fccdbe2e7461e887f1b706c7a5c15829ddbd10be58d425e8d8cf8977 bind-pkcs11-devel-9.11.4-16.P2.el7_8.6.x86_64.rpm
73a2af6e7bc4b18900736aac2169075cae1d6ba1c8ad66edc7ab35c55e314c7f bind-pkcs11-libs-9.11.4-16.P2.el7_8.6.i686.rpm
3bbfd7a6839cc3212ce64dea5783ba902179b22db4d92cf645187f6d30a4bcaa bind-pkcs11-libs-9.11.4-16.P2.el7_8.6.x86_64.rpm
7c168b20b00c0448d9f8b328255887fe1b56cdef945b685a1c8a01ab18c484bc bind-pkcs11-utils-9.11.4-16.P2.el7_8.6.x86_64.rpm
bf935560405dec5ad9ef7cc57f375e872b41cccab0fd485485ad00bcf33c1dac bind-sdb-9.11.4-16.P2.el7_8.6.x86_64.rpm
62d0e11eba7a5abf23ce990fcaf995a7577911d7d03523c67ebd414563116026 bind-sdb-chroot-9.11.4-16.P2.el7_8.6.x86_64.rpm
54fcca52cf394832615bb650b2f51a9eca3135c38c2e94081996012f56e7bcae bind-utils-9.11.4-16.P2.el7_8.6.x86_64.rpm

Source:
3ba83af739659dabac74d8ab36962632fb890fb826a28ea969719f2cf3d9efd7 bind-9.11.4-16.P2.el7_8.6.src.rpm