CVE-2026-50243

In NLnet Labs Unbound 1.6.2 up to and including 1.25.1, when Unbound is configured with the 'respip' module in front of the validator together with a 'response-ip' redirect rule or an RPZ file with an RPZ-IP trigger, the rewriting handler does not check the security status of the upstream answer...

EUVD-2026-47706

An attacker who knows or guesses that a resolver uses RPZ with wildcard CNAME policies can craft query names long enough to trigger a NAMETOOLONG error condition during RPZ processing. This is not handled correctly and may lead to defeating the RPZ rule. It also may lead to an unexpected exit of...

ISC BIND 9 DNS64 远程拒绝服务漏洞

BUGTRAQ ID: 57556 CVECAN ID: CVE-2012-5689 BIND是一个应用非常广泛的DNS协议的实现。 ISC BIND 9.8.x、9.9.x在某些配置中，DNS64的响应策略区域缺少AAAA重写规则，远程攻击者通过AAAA记录查询，可造成拒绝服务（断言失败并退出指定程序）。 0 ISC BIND 9.9.x ISC BIND 9.8.x 临时解决方法： 2013年1月24日厂商已经发布beta版本，修复了此漏洞。如果您不能立刻安装补丁或者升级，NSFOCUS建议您采取以下措施以降低威胁： 确保RPZ包含每个A重写规则的AAAA重写规则。 厂商补丁： IS...