Linux Distros Unpatched Vulnerability : CVE-2015-8394

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - PCRE before 8.38 mishandles the ? and ?R conditions, which allows remote attackers to cause a denial of service integer overflow or possibly have unspecified...

CVE-2007-4766

Multiple integer overflows in Perl-Compatible Regular Expression PCRE library before 7.3 allow context-dependent attackers to cause a denial of service crash or execute arbitrary code via unspecified escape backslash sequences...