In Wireshark 2.6.0 to 2.6.5 and 2.4.0 to 2.4.11, the RTSE dissector and other ASN.1 dissectors could crash. This was addressed in epan/charsets.c by adding a get_t61_string length check.
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2019-5718.json"