epan/dissectors/packet-umts_fp.c in the UMTS FP dissector in Wireshark 1.12.x before 1.12.9 does not properly reserve memory for channel ID mappings, which allows remote attackers to cause a denial of service (out-of-bounds memory access and application crash) via a crafted packet.
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.