CVE-2011-3323

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2011-10-10 · updated 2026-06-16
Weakness: CWE-119

Description

The OSPFv3 implementation in ospf6d in Quagga before 0.99.19 allows remote attackers to cause a denial of service (out-of-bounds memory access and daemon crash) via a Link State Update message with an invalid IPv6 prefix length.

Affected products

quagga: through 0.99.18; 0.95, 0.96, 0.96.1, 0.96.2, 0.96.3, 0.96.4 (+31)

References

http://code.quagga.net/?p=quagga.git%3Ba=commit%3Bh=abc7ef44ca05493500865ce81f7b84f5c4eb6594
http://lists.opensuse.org/opensuse-security-announce/2011-09/msg00027.html
http://lists.opensuse.org/opensuse-security-announce/2011-10/msg00007.html
http://lists.opensuse.org/opensuse-security-announce/2011-10/msg00010.html
http://lists.opensuse.org/opensuse-security-announce/2011-12/msg00009.html
http://rhn.redhat.com/errata/RHSA-2012-1258.html
http://rhn.redhat.com/errata/RHSA-2012-1259.html
http://secunia.com/advisories/46139
http://secunia.com/advisories/46274
http://secunia.com/advisories/48106
http://security.gentoo.org/glsa/glsa-201202-02.xml
http://www.debian.org/security/2011/dsa-2316

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