In postfix-mta-sts-resolver before 0.5.1, All users can receive incorrect response from daemon under rare conditions, rendering downgrade of effective STS policy.
{ "binaries": [ { "binary_version": "0.7.5-1", "binary_name": "postfix-mta-sts-resolver" } ] }
{ "binaries": [ { "binary_version": "1.1.2-1", "binary_name": "postfix-mta-sts-resolver" } ] }
{ "binaries": [ { "binary_version": "1.1.2-1.1ubuntu0.1", "binary_name": "postfix-mta-sts-resolver" } ] }
{ "binaries": [ { "binary_version": "1.5.0-1", "binary_name": "postfix-mta-sts-resolver" } ] }