A kernel security update has been released for CentOS 6.

CentOS-announce: CESA-2020:1524 Important CentOS 6 kernel Security Update

CentOS Errata and Security Advisory 2020:1524 Important

Upstream details at :   https://access.redhat.com/errata/RHSA-2020:1524

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

i386:
5268175844c8492223e909fda00ca2a037ee43288051fb0d7958b83c31f12d98 kernel-2.6.32-754.29.1.el6.i686.rpm
a2c805f14b44ba5540b5cc31e03a9b3d87d23dad2e6e8c3f0d586b6fc2219493 kernel-abi-whitelists-2.6.32-754.29.1.el6.noarch.rpm
4c55742bc5df08df548dc9406601eb2e2c2276bc4a0c388b9d5f97c23a32ca47 kernel-debug-2.6.32-754.29.1.el6.i686.rpm
f75ce5da0ab5efc98d06d027cabfc76825590ad38dd1aee8ff9a216155022b1b kernel-debug-devel-2.6.32-754.29.1.el6.i686.rpm
e32f084c07563ae0aa69950e559e5a9991aeead45cedf565fd82627ed3b03b00 kernel-devel-2.6.32-754.29.1.el6.i686.rpm
cf74b64e3a1b1f7361861a1ce2632f9d3b7aeb53ffdc9f6a87e29486a77c0e81 kernel-doc-2.6.32-754.29.1.el6.noarch.rpm
9ea533904e19ff22791a0e0a1f2582aa003eda0037a36594951f5268d399756a kernel-firmware-2.6.32-754.29.1.el6.noarch.rpm
24e0bc472e542d9c83ef07f629c19e24ee07ce10840dcf98b304e9801cd611e3 kernel-headers-2.6.32-754.29.1.el6.i686.rpm
7b77fb5cc06df3508b41deb26e393601a7bd6e983691dd85028529d66940bf0e perf-2.6.32-754.29.1.el6.i686.rpm
bc2946abe6afdbd44602deb3f4821ad73f47016140d2b7cae60297af4d8601f5 python-perf-2.6.32-754.29.1.el6.i686.rpm

x86_64:
c0f88076bcf5611ced4b75e457ebe4410d21b348936275fb69b8fe9d9c08ba87 kernel-2.6.32-754.29.1.el6.x86_64.rpm
a2c805f14b44ba5540b5cc31e03a9b3d87d23dad2e6e8c3f0d586b6fc2219493 kernel-abi-whitelists-2.6.32-754.29.1.el6.noarch.rpm
54be11c4156aabb2de893e328119b953888cf0bc6d409922dfcf7c31e4a18105 kernel-debug-2.6.32-754.29.1.el6.x86_64.rpm
f75ce5da0ab5efc98d06d027cabfc76825590ad38dd1aee8ff9a216155022b1b kernel-debug-devel-2.6.32-754.29.1.el6.i686.rpm
aa915ad4719e09dfcfb7ca3db49a9aaab859aafa94d82cd257e2f45b106918dc kernel-debug-devel-2.6.32-754.29.1.el6.x86_64.rpm
4ace047426e0f26bea364459476ef5a7da4fc635b5a4e032793626d6a1f75182 kernel-devel-2.6.32-754.29.1.el6.x86_64.rpm
cf74b64e3a1b1f7361861a1ce2632f9d3b7aeb53ffdc9f6a87e29486a77c0e81 kernel-doc-2.6.32-754.29.1.el6.noarch.rpm
9ea533904e19ff22791a0e0a1f2582aa003eda0037a36594951f5268d399756a kernel-firmware-2.6.32-754.29.1.el6.noarch.rpm
1cae864571206c716aa4141c2f8829b9a79ae917ca80cf6cf3e7e18e246334ec kernel-headers-2.6.32-754.29.1.el6.x86_64.rpm
b80ae42dfc4ec93c48a5d7dfa17dd0ebeb6027ea30f67d6dc609e842404c1c92 perf-2.6.32-754.29.1.el6.x86_64.rpm
4b7edd67d6ef549733f914a7adf937d5a5c6b9d0bc253eeb6803765b4156a1bb python-perf-2.6.32-754.29.1.el6.x86_64.rpm

Source:
de4a284febcc3ad9a095127c62e882af39678cbbfeeb0996677f2d2de723dcec kernel-2.6.32-754.29.1.el6.src.rpm