It was discovered that ppp incorrectly handled certain options files. A local attacker could possibly use this issue to escalate privileges.
{ "availability": "No subscription required", "binaries": [ { "binary_version": "2.4.5-5.1ubuntu2.1", "binary_name": "ppp" }, { "binary_version": "2.4.5-5.1ubuntu2.1", "binary_name": "ppp-dev" }, { "binary_version": "2.4.5-5.1ubuntu2.1", "binary_name": "ppp-udeb" } ] }