The gen_class_pod implementation in lib/Config/Model/Utils/GenClassPod.pm in Config-Model (aka libconfig-model-perl) before 2.102 has a dangerous "use lib" line, which allows remote attackers to have an unspecified impact via a crafted Debian package file.

lib/Config/Model.pm in Config-Model (aka libconfig-model-perl) before 2.102 allows local users to gain privileges via a crafted model in the current working directory, related to use of . with the INC array.