A kernel security update has been released for CentOS 7.

CESA-2021:3438 Moderate CentOS 7 kernel Security Update

CentOS Errata and Security Advisory 2021:3438 Moderate

Upstream details at :   https://access.redhat.com/errata/RHSA-2021:3438

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

x86_64:
19575eb2feb5e29ed339c078e462e2a4ac7a44f0888328185fc248a30681b82e bpftool-3.10.0-1160.42.2.el7.x86_64.rpm
93f5058bbfe57b3134debfc599214a91d401380ef38ec57336a0d995704d9c26 kernel-3.10.0-1160.42.2.el7.x86_64.rpm
2c64dd985521f02ada8ac0415b1d852ab79d87ebdf2950e421d8258a4d86d153 kernel-abi-whitelists-3.10.0-1160.42.2.el7.noarch.rpm
39ce1d8d6ffa3efde898b475b2be150a92edca9d2aadf7ed8d5d69e6865175f9 kernel-debug-3.10.0-1160.42.2.el7.x86_64.rpm
f066c4d77c32004d1843615beab2f59dce9664e5e79aaf6f5453d44d0d9e02fe kernel-debug-devel-3.10.0-1160.42.2.el7.x86_64.rpm
07505d8e7877d8a5114d6db605a9dc9c2132c0d32d978e2df599fa2e69887780 kernel-devel-3.10.0-1160.42.2.el7.x86_64.rpm
d79bdff199cc5f9127f01f99ca4906b965b3c5fb198906c1ed16e725d5bbe25f kernel-doc-3.10.0-1160.42.2.el7.noarch.rpm
2617375bbb0a52fe637164f0f40bbbc00ea29b150dd35ba0e0f79447454ad604 kernel-headers-3.10.0-1160.42.2.el7.x86_64.rpm
6ec6b4d2ab3c7cf65dceaadd6a13d91e6ca7e48b3d6bf5712f0c0bf3639015b0 kernel-tools-3.10.0-1160.42.2.el7.x86_64.rpm
d196c69e20dcc6a970af086c699d1d015396019ac8638386994deb8017fcc72b kernel-tools-libs-3.10.0-1160.42.2.el7.x86_64.rpm
02cbd7332b3ce796fb31c211ff00e807700217dbe4cbf3860f61c4a3bb69beb8 kernel-tools-libs-devel-3.10.0-1160.42.2.el7.x86_64.rpm
290f6f5895e4d30a12a9560261497d6ad631dbba6dd34aa352f5df74c5b51a5f perf-3.10.0-1160.42.2.el7.x86_64.rpm
1a19777f00999ca9d5a879d29fb67c078a61e7584353514d1ff9875c172b83be python-perf-3.10.0-1160.42.2.el7.x86_64.rpm

Source:
35c09fa9e23fc090f029ae192d7d10869105e07083999152bb2ff03963986a23 kernel-3.10.0-1160.42.2.el7.src.rpm