CVE:CVE-2012-3417
CNNVD:CNNVD-201208-171
Linux DiskQuota(又名quota)3.17之前版本中的rquotad(rquota_svc.c)中的good_client函数中存在漏洞，该漏洞源于第一次调用‘hosts_ctl’函数时没有主机名。远程攻击者可利用该漏洞在bhosts.deny中绕过TCP Wrappers规则。
solution:Upgrade jan_kara linux_diskquota to a higher version than 3.16,2.0,3.01,3.01:pre2,3.01:pre3,3.01:pre4,3.01:pre5,3.01:pre6,3.01:pre7,3.01:pre8,3.01:pre9,3.02,3.03,3.04,3.05,3.06,3.07,3.08,3.09,3.10,3.11,3.12,3.13,3.14,3.15,and avoid the version (,3.16],2.0,3.01,3.01:pre2,3.01:pre3,3.01:pre4,3.01:pre5,3.01:pre6,3.01:pre7,3.01:pre8,3.01:pre9,3.02,3.03,3.04,3.05,3.06,3.07,3.08,3.09,3.10,3.11,3.12,3.13,3.14,3.15