CVE:CVE-2011-3323
CNNVD:CNNVD-201109-583
Quagga是美国软件开发者Kunihiro Ishiguro所研发的一款路由软件套件。该套件可在多种平台上实现OSPFv2、OSPFv3、RIP v1/v2等协议，并提供路由重分布、路由映射等功能。
Quagga 0.99.19之前版本中存在漏洞。处理Link State Update消息中的IPv6前缀结构的长度时ospf6d中的错误可被利用使守护进程崩溃并且破坏IPv6路由，DoS（拒绝服务）。
solution:Upgrade quagga quagga to a higher version than 0.99.18,0.95,0.96,0.96.1,0.96.2,0.96.3,0.96.4,0.96.5,0.97.0,0.97.1,0.97.2,0.97.3,0.97.4,0.97.5,0.98.0,0.98.1,0.98.2,0.98.3,0.98.4,0.98.5,0.98.6,0.99.1,0.99.2,0.99.3,0.99.4,0.99.5,0.99.6,0.99.7,0.99.8,0.99.9,0.99.10,0.99.11,0.99.12,0.99.13,0.99.14,0.99.15,0.99.16,0.99.17,and avoid the version (,0.99.18],0.95,0.96,0.96.1,0.96.2,0.96.3,0.96.4,0.96.5,0.97.0,0.97.1,0.97.2,0.97.3,0.97.4,0.97.5,0.98.0,0.98.1,0.98.2,0.98.3,0.98.4,0.98.5,0.98.6,0.99.1,0.99.2,0.99.3,0.99.4,0.99.5,0.99.6,0.99.7,0.99.8,0.99.9,0.99.10,0.99.11,0.99.12,0.99.13,0.99.14,0.99.15,0.99.16,0.99.17