CVE-2016-1245: Buffer Overflow
First published: Tue Oct 18 2016(Updated: )
A buffer overflow exists in the IPv6 (Router Advertisement) code in Zebra. The issue can be triggered on an IPv6 address where the Quagga daemon is reachable by a RA (Router Advertisement or IPv6 ICMP message. The issue leads to a crash of the zebra daemon. In specific circumstances this vulnerability may allow remote code execution. Upstream patch: <a href="https://github.com/Quagga/quagga/commit/cfb1fae25f8c092e0d17073eaf7bd428ce1cd546">https://github.com/Quagga/quagga/commit/cfb1fae25f8c092e0d17073eaf7bd428ce1cd546</a> References: <a href="http://www.gossamer-threads.com/lists/quagga/users/31952">http://www.gossamer-threads.com/lists/quagga/users/31952</a> Workarounds: Disable IPv6 neighbor discovery announcements on all interfaces ("ipv6 nd suppress-ra" configured under all interfaces). Make sure to have it disabled on ALL interfaces.
Credit: security@debian.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/Quagga | <1.0.20161017 | 1.0.20161017 |
| debian/quagga | 1.2.4-3 | |
| debian/quagga | <=0.99.22.4-1<=0.99.23.1-1 | 0.99.22.4-1+wheezy3+deb7u1 0.99.23.1-1+deb8u3 1.0.20160315-3 |
| Quagga Quagga | <=1.0.20160315 | |
| Debian Debian Linux | =8.0 |
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Reference Links
- https://github.com/Quagga/quagga/commit/cfb1fae25f8c092e0d17073eaf7bd428ce1cd546
- http://www.gossamer-threads.com/lists/quagga/users/31952
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1386110
- https://rhn.redhat.com/errata/RHSA-2017-0794.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1386109
- https://lists.quagga.net/pipermail/quagga-users/2016-October/014478.html
- https://security-tracker.debian.org/tracker/CVE-2016-1245
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=841162
- http://rhn.redhat.com/errata/RHSA-2017-0794.html
- http://www.securityfocus.com/bid/93775
- https://security.gentoo.org/glsa/201701-48
- https://www.debian.org/security/2016/dsa-3695
- collector/security-tracker-debian
- collector/debian-bugs
- alias/CVE-2016-1245
- collector/nvd-index
- agent/softwarecombine
- agent/first-publish-date
- agent/type
- collector/mitre-cve
- source/MITRE
- agent/remedy
- agent/references
- agent/last-modified-date
- agent/weakness
- agent/severity
- agent/author
- agent/description
- agent/tags
- collector/redhat-bugzilla
- source/Red Hat
- agent/software-canonical-lookup
- agent/event
- package-manager/debian
- vendor/quagga
- canonical/quagga quagga
- version/quagga quagga/1.0.20160315
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/8.0
- package-manager/redhat