IP should not compute the header checksum if within an error packet such as ICMP.
This issue was migrated from bug 5105 in our old bug tracker.
Original bug information:
Reporter: Christopher Maynard
Status: RESOLVED NOTABUG
Product: Wireshark
Component: GTK+ UI
OS: Windows XP
Platform: x86
Version: Git
Attachments:
icmpdestunreachipcsumproblem.pcap: An ICMP "destination unreachable" packet.
packet-ip.patch: Patch to avoid computing header checksum if within an error packet.