MAC name resolution is incorrect for /28 and /36 bit OUIs.

This issue was migrated from bug 15300 in our old bug tracker.

Original bug information:

Reporter: Christopher Maynard
Status: CONFIRMED
Product: Wireshark
Component: Dissection engine (libwireshark)
OS: Windows 10
Platform: x86-64
Version: Git

Attachments:

foo_mac2.pcap: Capture file that illustrates the incorrect MAC name resolution for /28 and /36 bit OUIs.