[WireShark]Couldn't run /usr/bin/dumpcap in child process: Permission denied

问题

Ubuntu 17.10.1安装好WireShark之后，打开提示如下：

Couldn’t run /usr/bin/dumpcap in child process: Permission denied

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解决方案

$ sudo apt-get install libcap2-bin wireshark
$ sudo chgrp myusername /usr/bin/dumpcap
$ sudo chmod 750 /usr/bin/dumpcap
$ sudo setcap cap_net_raw,cap_net_admin+eip /usr/bin/dumpcap

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参考

1. https://ubuntuforums.org/showthread.php?t=2039978