A mutter BugFix Update has been released for CentOS 7.

CentOS Errata and Bugfix Advisory 2020:0370

Upstream details at :   https://access.redhat.com/errata/RHBA-2020:0370

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

x86_64:
f87dd7e125873b6b319139a50c77310359da6b667711f913f23c972666ff70e2 mutter-3.28.3-14.el7_7.i686.rpm
971d00e1a40593651598b4bdd5f32429393f996cca4840c8ca6074251d0ef5f6 mutter-3.28.3-14.el7_7.x86_64.rpm
8dc637cd61ac208fa14a28613f0076e381e6b72f90460148aa199c400c6e3031 mutter-devel-3.28.3-14.el7_7.i686.rpm
a4053caeb9e62d87ac918e700e93056cc4152e67aa35042f0027ab202416ec69 mutter-devel-3.28.3-14.el7_7.x86_64.rpm

Source:
dff5f5bc39902fccd6c374afb71be1630e9e91bf420de0ee9cb5f61ef283c1ed mutter-3.28.3-14.el7_7.src.rpm