The dissect_hsdsch_channel_info function in epan/dissectors/packet-umts_fp.c in the UMTS FP dissector in Wireshark 1.12.x before 1.12.9 does not validate the number of PDUs, which allows remote attackers to cause a denial of service (application crash) via a crafted packet. http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2015-8712