epan/dissectors/packet-websocket.c in the WebSocket dissector inWireshark 1.12.x before 1.12.5 uses a recursive algorithm, which allows remote attackers to cause a denial of service (CPU consumption) via a crafted packet.
NOTE: The following CVSS v2.0 metrics and score provided are preliminary and subject to review.
|Base Score:||4.3||Base Metrics:||AV:N/AC:M/Au:N/C:N/I:N/A:P|
|Access Vector:||Network||Attack Complexity:||Medium|
|Authentication:||None required||Confidentiality Impact:||None|
|Integrity Impact:||None||Availability Impact:||Partial|
|Oracle Linux version 7 (wireshark)||ELSA-2015-2393||2015-11-23|
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