A patchutils bugfix update has been released for CentOS 7.

CEBA-2021:0342 CentOS 7 patchutils BugFix Update

CentOS Errata and Bugfix Advisory 2021:0342

Upstream details at :   https://access.redhat.com/errata/RHBA-2021:0342

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

x86_64:
dd909825185de2980f63f3adca1ec98161c8737e440d1fdcae489d50885111a0 patchutils-0.3.3-5.el7_9.x86_64.rpm

Source:
3a0d89ac8c0cff55e1671ef832ce0940712a19d98e244c63ac42665a95f9de4a patchutils-0.3.3-5.el7_9.src.rpm