Customer request the fix for CVE-2017-12132 on wrlinux6. https://nvd.nist.gov/vuln/detail/CVE-2017-12132 The DNS stub resolver in the GNU C Library (aka glibc or libc6) before version 2.26, when EDNS support is enabled, will solicit large UDP responses from name servers, potentially simplifying off-path DNS spoofing attacks due to IP fragmentation.