CVE:CVE-2006-5550
CNNVD:CNNVD-200610-473
FreeBSD 6.1和OpenBSD 4.0的kernel，本地用户可以通过未明向量(包含某些针对/dev/crypto的ioctl请求)引起拒绝服务攻击。
solution:Upgrade freebsd freebsd to a higher version than 6.1:release,6.1:release_p10,6.1:stable,and avoid the version 6.1:release,6.1:release_p10,6.1:stable; Upgrade openbsd openbsd to a higher version than 4.0,and avoid the version 4.0