system
Describe <CVE-2018-16418>.
user
What is <CVE-2018-16418>?
assistant
A buffer overflow when handling string concatenation in util_acl_to_str in tools/util.c in OpenSC before 0.19.0-rc1 could be used by attackers able to supply crafted smartcards to cause a denial of service (application crash) or possibly have unspecified other impact..