tcpdump 4.9.2 (and probably lower versions) is prone to a heap-based buffer over-read in the EXTRACT_32BITS function (extract.h, called from the rx_cache_find function, print-rx.c) due to improper serviceId sanitization. CREATE(Triage):(User=admin) [CVE-2018-19325|https://nvd.nist.gov/vuln/detail/CVE-2018-19325]