Description
The bgp_dump_routes_func function in bgpd/bgp_dump.c in Quagga does not perform size checks when dumping data, which might allow remote attackers to cause a denial of service (assertion failure and daemon crash) via a large BGP packet.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 8 | quagga | 0.99.23.1-1+deb8u2 | DSA-3654-1 |
| Debian 7 | quagga | 0.99.22.4-1+wheezy3 | DLA-601-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | quagga | 0.99.24.1-2ubuntu1.1 | USN-3102-1 |
| Ubuntu 14.04 LTS | quagga | 0.99.22.4-3ubuntu1.2 | USN-3102-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 6 | quagga +2 | 0.99.15-14.el6 | RHSA-2017:0794 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP1 | quagga | 0.99.22.1-12.1 | SUSE-SU-2016:1482-1 |
| SLES 12 | quagga | 0.99.22.1-12.1 | SUSE-SU-2016:1482-1 |
| SLES 11 SP4 | quagga | 0.99.15-0.24.2 | SUSE-SU-2016:1483-1 |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP1 | quagga | 0.99.22.1-12.1 | SUSE-SU-2016:1482-1 |
| SLES for SAP 12 | quagga | 0.99.22.1-12.1 | SUSE-SU-2016:1482-1 |
| SLES for SAP 11 SP4 | quagga | 0.99.15-0.24.2 | SUSE-SU-2016:1483-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | quagga | 1.0.20160315-5.1 | openSUSE-SU-2024:10362-1 |
Advisories 7
- RHSA-2017:0794 Red Hat Security Advisory: quagga security and bug fix update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- DLA-601-1 quagga - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-3654-1 quagga - security update Debian Security (DSA / DLA) · Mar 9, 2026
- USN-3102-1 quagga vulnerabilities Ubuntu Security Notices (USN) · Feb 10, 2026
- openSUSE-SU-2024:10362-1 libospf0-1.0.20160315-5.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:1482-1 Security update for quagga SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:1483-1 Security update for quagga SUSE / openSUSE Security Updates · Feb 4, 2026
References
- RHSA-2017:0794 vendor-advisory
- GLSA-201701-48 vendor-advisory
- 1035699 vdb-entry
- [oss-security] 20160427 CVE-2016-4049: Denial of Service Vulnerability in Quagga BGP Routing Daemon (bgpd) mailing-list
- openSUSE-SU-2016:1313 vendor-advisory
- [quagga-dev] 20160125 [quagga-dev 14619] SIGABRT while dumping BGP routes (bgpd) mailing-list
- 88561 vdb-entry
- [quagga-dev] 20160203 [quagga-dev 14663] Re: SIGABRT while dumping BGP routes (bgpd) mailing-list
- DSA-3654 vendor-advisory