Usermin/Webmin updates installation bug

Got two new updates today showing in "System Information" - Usermin and Webmin, tried to update
and got this:

Now updating usermin ..
Installing package(s) with command yum -y install usermin ..

Loaded plugins: fastestmirror, priorities
Loading mirror speeds from cached hostfile
* base: mirror.as29550.net
* updates: mirror.as29550.net
* addons: mirror.as29550.net
* extras: mirror.as29550.net
Setting up Install Process
Parsing package install arguments
Resolving Dependencies
--> Running transaction check
---> Package usermin.noarch 0:1.420-1 set to be updated
--> Processing Dependency: /usr/libexec/usermin for package: ust-virtual-server-mobile
--> Processing Dependency: /usr/libexec/usermin for package: ust-virtual-server-mobile
--> Processing Dependency: /usr/libexec/usermin for package: ust-virtual-server-theme
--> Processing Dependency: /usr/libexec/usermin for package: ust-virtual-server-theme
--> Finished Dependency Resolution
2:ust-virtual-server-mobile-2.1-1.noarch from installed has depsolving problems
--> Missing Dependency: /usr/libexec/usermin is needed by package 2:ust-virtual-server-mobile-2.1-1.noarch (installed)
2:ust-virtual-server-theme-6.9-1.noarch from installed has depsolving problems
--> Missing Dependency: /usr/libexec/usermin is needed by package 2:ust-virtual-server-theme-6.9-1.noarch (installed)
Error: Missing Dependency: /usr/libexec/usermin is needed by package 2:ust-virtual-server-mobile-2.1-1.noarch (installed)
Error: Missing Dependency: /usr/libexec/usermin is needed by package 2:ust-virtual-server-theme-6.9-1.noarch (installed)
.. install failed!

Now updating webmin ..
Installing package(s) with command yum -y install webmin ..

Loaded plugins: fastestmirror, priorities
Loading mirror speeds from cached hostfile
* base: mirror.as29550.net
* updates: mirror.as29550.net
* addons: mirror.as29550.net
* extras: mirror.as29550.net
Setting up Install Process
Parsing package install arguments
Resolving Dependencies
--> Running transaction check
---> Package webmin.noarch 0:1.490-1 set to be updated
--> Processing Dependency: /usr/libexec/webmin for package: wbt-virtual-server-theme
--> Processing Dependency: /usr/libexec/webmin for package: wbm-virtualmin-awstats
--> Processing Dependency: /usr/libexec/webmin for package: wbm-virtualmin-svn
--> Processing Dependency: /usr/libexec/webmin for package: wbm-virtualmin-registrar
--> Processing Dependency: /usr/libexec/webmin for package: wbm-virtualmin-htpasswd
--> Processing Dependency: /usr/libexec/webmin for package: wbm-php-pear
--> Processing Dependency: /usr/libexec/webmin for package: wbm-php-pear
--> Processing Dependency: /usr/libexec/webmin for package: wbm-virtualmin-google-analytics
--> Processing Dependency: /usr/libexec/webmin for package: wbm-virtualmin-init
--> Processing Dependency: /usr/libexec/webmin for package: wbm-virtualmin-init
--> Processing Dependency: /usr/libexec/webmin for package: wbm-ruby-gems
--> Processing Dependency: /usr/libexec/webmin for package: wbm-ruby-gems
--> Processing Dependency: /usr/libexec/webmin for package: wbm-virtualmin-signup
--> Processing Dependency: /usr/libexec/webmin for package: wbm-virtualmin-signup
--> Processing Dependency: /usr/libexec/webmin for package: wbm-virtualmin-dav
--> Processing Dependency: /usr/libexec/webmin for package: wbt-virtual-server-mobile
--> Processing Dependency: /usr/libexec/webmin for package: wbm-virtualmin-mailman
--> Processing Dependency: /usr/libexec/webmin for package: wbm-security-updates
--> Processing Dependency: /usr/libexec/webmin for package: wbm-security-updates
--> Processing Dependency: /usr/libexec/webmin for package: wbm-virtual-server
--> Processing Dependency: /usr/libexec/webmin for package: wbm-virtual-server
--> Restarting Dependency Resolution with new changes.
--> Running transaction check
---> Package usermin.noarch 0:1.420-1 set to be updated
--> Processing Dependency: /usr/libexec/usermin for package: ust-virtual-server-mobile
--> Processing Dependency: /usr/libexec/usermin for package: ust-virtual-server-mobile
--> Processing Dependency: /usr/libexec/usermin for package: ust-virtual-server-theme
--> Processing Dependency: /usr/libexec/usermin for package: ust-virtual-server-theme
--> Finished Dependency Resolution
2:ust-virtual-server-mobile-2.1-1.noarch from installed has depsolving problems
--> Missing Dependency: /usr/libexec/usermin is needed by package 2:ust-virtual-server-mobile-2.1-1.noarch (installed)
2:ust-virtual-server-theme-6.9-1.noarch from installed has depsolving problems
--> Missing Dependency: /usr/libexec/usermin is needed by package 2:ust-virtual-server-theme-6.9-1.noarch (installed)
Error: Missing Dependency: /usr/libexec/usermin is needed by package 2:ust-virtual-server-mobile-2.1-1.noarch (installed)
Error: Missing Dependency: /usr/libexec/usermin is needed by package 2:ust-virtual-server-theme-6.9-1.noarch (installed)
.. install failed!

No packages were installed. Check the messages above for the cause of the error.

I've checked /usr/libexec/usermin and /usr/libexec/webmin - both do exist, packages dependent already installed also, but still getting this error and update will not install. Is it a bug?