checkinstall 1.6.2, when used to create a package that contains a symlink, may trigger the creation of a mode 0777 executable file.
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-25031.json"
[ { "events": [ { "introduced": "0" }, { "last_affected": "1.6.2" } ] } ]