CVE-2018-18226

HIGH

Wireshark 2.6.0-2.6.3 - Denial of Service in Steam IHS Discovery Dissector

Title source: llm
STIX 2.1

Description

In Wireshark 2.6.0 to 2.6.3, the Steam IHS Discovery dissector could consume system memory. This was addressed in epan/dissectors/packet-steam-ihs-discovery.c by changing the memory-management approach.

References (7)

Core 7
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1041909
Issue Tracking, Patch, Vendor Advisory x_refsource_misc
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=15171
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/105583
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2018/dsa-4359

Scores

CVSS v3 7.5
EPSS 0.0317
EPSS Percentile 86.3%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-772
Status published
Products (2)
debian/debian_linux 9.0
wireshark/wireshark 2.6.0 - 2.6.3
Published Oct 12, 2018
Tracked Since Feb 18, 2026