CVE-2011-3324

The ospf6_lsa_is_changed function in ospf6_lsa.c in the OSPFv3 implementation in ospf6d in Quagga...

5.0 MediumFix available

The ospf6_lsa_is_changed function in ospf6_lsa.c in the OSPFv3 implementation in ospf6d in Quagga before 0.99.19 allows remote attackers to cause a denial of service (assertion failure and daemon exit) via trailing zero values in the Link State Advertisement (LSA) header list of an IPv6 Database Description message.

Exploit likelihood

4.67%Up 0.9 points since Feb 4, 2022

What each source reports

NVD Score used 5.0

Record: CVE-2011-3324
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness: CWE-399
Updated: 2026-11-02

CVE List No score

Record: CVE-2011-3324
Updated: 2026-11-02

EUVDEUVD-2011-3288 No score

Record: EUVD-2011-3288
Updated: 2026-11-03

GitHub AdvisoriesGHSA-85v8-hgw6-87v8 No score

The ospf6_lsa_is_changed function in ospf6_lsa.c in the OSPFv3 implementation in ospf6d in Quagga...

Record: GHSA-85v8-hgw6-87v8
Updated: 2026-11-02

Affected products

quagga

Affected packages

Affected packages
Package	Affected	Fixed
`quagga` Debian:5.0	before 0.99.10-1lenny6, plus listed versions 0.99.10-1lenny10.99.10-1lenny20.99.10-1lenny30.99.10-1lenny5	0.99.10-1lenny6
`quagga` Debian:6.0	before 0.99.17-2+squeeze3, plus listed versions 0.99.17-20.99.17-2+squeeze2	0.99.17-2+squeeze3
`quagga` Red Hat:enterprise_linux:5::client	before 0:0.98.6-7.el5_8.1	0:0.98.6-7.el5_8.1
`quagga-contrib` Red Hat:enterprise_linux:5::client	before 0:0.98.6-7.el5_8.1	0:0.98.6-7.el5_8.1
`quagga-debuginfo` Red Hat:enterprise_linux:5::client	before 0:0.98.6-7.el5_8.1	0:0.98.6-7.el5_8.1
`quagga` Red Hat:enterprise_linux:5::client_workstation	before 0:0.98.6-7.el5_8.1	0:0.98.6-7.el5_8.1
`quagga-debuginfo` Red Hat:enterprise_linux:5::client_workstation	before 0:0.98.6-7.el5_8.1	0:0.98.6-7.el5_8.1
`quagga-devel` Red Hat:enterprise_linux:5::client_workstation	before 0:0.98.6-7.el5_8.1	0:0.98.6-7.el5_8.1
`quagga` Red Hat:enterprise_linux:5::server	before 0:0.98.6-7.el5_8.1	0:0.98.6-7.el5_8.1
`quagga-contrib` Red Hat:enterprise_linux:5::server	before 0:0.98.6-7.el5_8.1	0:0.98.6-7.el5_8.1

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Affected packages
Package	Affected	Fixed
`quagga-debuginfo` Red Hat:enterprise_linux:5::server	before 0:0.98.6-7.el5_8.1	0:0.98.6-7.el5_8.1
`quagga-devel` Red Hat:enterprise_linux:5::server	before 0:0.98.6-7.el5_8.1	0:0.98.6-7.el5_8.1
`quagga` Red Hat:enterprise_linux:6::server	before 0:0.99.15-7.el6_3.2	0:0.99.15-7.el6_3.2
`quagga-debuginfo` Red Hat:enterprise_linux:6::server	before 0:0.99.15-7.el6_3.2	0:0.99.15-7.el6_3.2
`quagga-contrib` Red Hat:enterprise_linux:6::server	before 0:0.99.15-7.el6_3.2	0:0.99.15-7.el6_3.2
`quagga-devel` Red Hat:enterprise_linux:6::server	before 0:0.99.15-7.el6_3.2	0:0.99.15-7.el6_3.2
`quagga` Red Hat:enterprise_linux:6::workstation	before 0:0.99.15-7.el6_3.2	0:0.99.15-7.el6_3.2
`quagga-debuginfo` Red Hat:enterprise_linux:6::workstation	before 0:0.99.15-7.el6_3.2	0:0.99.15-7.el6_3.2
`quagga-contrib` Red Hat:enterprise_linux:6::workstation	before 0:0.99.15-7.el6_3.2	0:0.99.15-7.el6_3.2
`quagga-devel` Red Hat:enterprise_linux:6::workstation	before 0:0.99.15-7.el6_3.2	0:0.99.15-7.el6_3.2

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2011-3324 is a medium vulnerability (CVSS 5.0) in Quagga, published October 5, 2011. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 4.67%, the 91st percentile. Fixed in quagga 0.99.10-1lenny6.

References

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