Buffer overflow in the lldp_decode function in daemon/protocols/lldp.c in lldpd before 0.8.0 allows remote attackers to cause a denial of service (daemon crash) and possibly execute arbitrary code via vectors involving large management addresses and TLV boundaries.
www.openwall.com/lists/oss-security/2015/10/16/2
www.openwall.com/lists/oss-security/2015/10/30/2
cert-portal.siemens.com/productcert/pdf/ssa-941426.pdf
github.com/vincentbernat/lldpd/commit/dd4f16e7e816f2165fba76e3d162cd8d2978dcb2
lists.debian.org/debian-lts-announce/2021/02/msg00032.html
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UJ4DXFJWMZ325ECZXPZOSK7BOEDJZHPR/
us-cert.cisa.gov/ics/advisories/icsa-21-194-07
www.debian.org/security/2021/dsa-4836