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Fixed

LIN9-8634 : DNS /etc/resolv.conf configuration file DOES NOT WORK on RCPL 30

Created: Jun 14, 2019 Updated: Aug 27, 2019

Resolved Date: Jul 21, 2019

Previous ID: LIN8-11031

Found In Version: 9.0.0.21

Fix Version: 9.0.0.22

Severity: Critical

Applicable for: Wind River Linux 8

Component/s: Userspace

Description

wrlinux-8/wrlinux/configure --enable-board=intel-x86-64 --enable-rootfs=glibc-small  --enable-reconfig --with-rcpl-version=0030

 

# echo "nameserver 147.11.57.128" >> /etc/resolv.conf
# echo "domain wrs.com" >> /etc/resolv.conf
# ping cr-tamarindo-lx1
 ping bad address 'cr-tamarindo-lx1'

Root cause:
---------------
This issue was introduced by the fix of glibc CVE-2016-10739

Workaround:
---------------
$cd project/layers/oe-core
$git revert 8e0d567cca2ef43c4ed2e7ce4310cd3e906de842
$git revert 4a154ef7e4ec9509ab924e10735fcd40feba12f2
rebuild

Steps to Reproduce

wrlinux-8/wrlinux/configure --enable-board=intel-x86-64 --enable-rootfs=glibc-small  --enable-reconfig --with-rcpl-version=0030

 

# echo "nameserver 147.11.57.128" >> /etc/resolv.conf
# echo "domain wrs.com" >> /etc/resolv.conf
# ping cr-tamarindo-lx1

Watch output