TCPDUMP 3.8.1 and earlier allows remote attackers to cause a denial of service (crash) via ISAKMP packets containing a Delete payload with a large number of SPI's, which causes an out-of-bounds read, as demonstrated by the Striker ISAKMP Protocol Test Suite.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.291
EPSS Ranking 96.3%