basic/unit-name.c in systemd 220 through 248 has a Memory Allocation with an Excessive Size Value (involving strdupa and alloca for a pathname controlled by a local attacker) that results in an operating system crash. CREATE(Triage):(User=admin) CVE-2021-33910 (https://nvd.nist.gov/vuln/detail/CVE-2021-33910)
