Description
It was discovered that the zebra daemon in Quagga before 1.0.20161017 suffered from a stack-based buffer overflow when processing IPv6 Neighbor Discovery messages. The root cause was relying on BUFSIZ to be compatible with a message size; however, BUFSIZ is system-dependent.
References (7)
Core 7
Core References
Vendor Advisory vendor-advisory
x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2017-0794.html
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/93775
Issue Tracking, Third Party Advisory x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=1386109
Mailing List, Mitigation, Third Party Advisory x_refsource_confirm
http://www.gossamer-threads.com/lists/quagga/users/31952
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2016/dsa-3695
Patch, Third Party Advisory x_refsource_confirm
https://github.com/Quagga/quagga/commit/cfb1fae25f8c092e0d17073eaf7bd428ce1cd546
Third Party Advisory vendor-advisory
x_refsource_gentoo
https://security.gentoo.org/glsa/201701-48
Scores
CVSS v3
9.8
EPSS
0.0366
EPSS Percentile
88.3%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-119
Status
published
Products (3)
debian/debian_linux
8.0
n/a/Quagga before 1.0.20161017
Quagga before 1.0.20161017
quagga/quagga
< 1.0.20160315
Published
Feb 22, 2017
Tracked Since
Feb 18, 2026