CVE-2018-6836

CRITICAL

Wireshark < 2.4.4 - Denial of Service

Title source: rule

Description

The netmonrec_comment_destroy function in wiretap/netmon.c in Wireshark through 2.4.4 performs a free operation on an uninitialized memory address, which allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact.

Scores

CVSS v3 9.8
EPSS 0.0032
EPSS Percentile 54.4%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Classification

CWE
CWE-763
Status published

Affected Products (1)

wireshark/wireshark < 2.4.4

Timeline

Published Feb 08, 2018
Tracked Since Feb 18, 2026