These are all security issues fixed in the pngcheck-3.0.0-1.7 package on the GA media of openSUSE Tumbleweed.
{ "binaries": [ { "pngcheck": "3.0.0-1.7" } ] }
"https://ftp.suse.com/pub/projects/security/osv/openSUSE-SU-2024:11176-1.json"