Name: CVE-2018-6836: Release of Invalid Pointer or Reference
Creator: Rapid7
Published: 2018-02-08T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2018-6836, CWE-763, CVSS 9.8, EPSS 0.02721

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.

CVSS Details

CVSS 3.1 Base Score: 9.8
CVSS 3.0 Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Oracle Solaris	—	Upgrade diagnostic/wireshark/wireshark-common to version 2.4.5-0.175.3.30.0.4.0 on Solaris 11.3Upgrade diagnostic/wireshark to version 2.4.5-0.175.3.30.0.4.0 on Solaris 11.3Upgrade diagnostic/wireshark/tshark to version 2.4.5-0.175.3.30.0.4.0 on Solaris 11.3	Mar 28, 2018	Feb 8, 2018
Redhat_linux	—	No solution exists	Jul 9, 2025	Feb 8, 2018
Ubuntu	—	Upgrade wireshark	Nov 19, 2024	Feb 8, 2018

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CVSS Details

Covered by Rapid7

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