CVE-2018-5381

CVE: CVE-2018-5381
Published: 2018-02-19T13:29Z
Description Language: en
Description: The Quagga BGP daemon (bgpd) prior to version 1.2.3 has a bug in its parsing of “Capabilities” in BGP OPEN messages, in the bgp_packet.c:bgp_capability_msg_parse function. The parser can enter an infinite loop on invalid capabilities if a Multi-Protocol capability does not have a recognized AFI/SAFI, causing a denial of service.
References:
http://savannah.nongnu.org/forum/forum.php?forum_id=9095
http://www.kb.cert.org/vuls/id/940439
https://gogs.quagga.net/Quagga/quagga/src/master/doc/security/Quagga-2018-1975.txt
https://lists.debian.org/debian-lts-announce/2018/02/msg00021.html
https://www.debian.org/security/2018/dsa-4115