AZL-58935 CVE-2025-30258 affecting package gnupg2 for versions less than 2.4.8-1

In GnuPG before 2.5.5, if a user chooses to import a certificate with certain crafted subkey data that lacks a valid backsig or that has incorrect usage flags, the user loses the ability to verify signatures made from certain other signing keys, aka a "verification DoS."...