本地攻击者利用 FreeBSD 设计漏洞取得系统root特权(2) 尚无 ****** 2001-07-14 add by NetDemon(netdemon@20cn.net) ****** 测试程序使用方法： netdemon%gcc -o vVBsd vvbsd.c netdemon%cp /bin/sh /tmp netdemon%./vvbsd vvfreebsd. Written by Georgi Guninski shall jump to bfbffe71 child=61056 login: login: # done # FreeBSD以此作出补丁 方法： # fetch ftp://ftp.FreeBSD.org/pub/FreeBSD/CERT/patches/SA-01:42/signal-4.3.patch # fetch ftp://ftp.FreeBSD.org/pub/FreeBSD/CERT/patches/SA-01:42/signal-4.3.patch.asc # cd /usr/src/sys/kern # patch -p < /path/to/patch
