**This issue was migrated from [bug 8039](https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=8039) in our old bug tracker.** Original bug information: **Reporter:** Laurent Butti\ **Status:** RESOLVED FIXED\ **Product:** Wireshark\ **Component:** GTK+ UI\ **OS:** All\ **Platform:** x86\ **Version:** 1.8.4 Attachments: [mpls.pcap](/uploads/94291413611f23ee9b5f7c2ab33177fa/mpls.pcap): capture [bug8039.patch](/uploads/0c9d1bdac1decb2905d4ba75743fc393/bug8039.patch): fix 8039, read type and len inside the while loop