Wireshark (formerly Ethereal) 0.10.14 through 1.0.2 allows attackers to cause a denial of service (crash) via a packet with crafted zlib-compressed data that triggers an invalid read in the tvb_uncompress function.
Exploitability
AV:AAC:LAu:NImpact
C:NI:NA:P3.3/AV:A/AC:L/Au:N/C:N/I:N/A:P