The OSPFv3 parser in tcpdump before 4.9.2 has a buffer over-read in print-ospf6.c:ospf6_decode_v3().
Add your gear to cvedb and we'll alert you only when tcpdump ships something exploited.
Check my exposure →This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.