CVE-2018-11358

HIGH

Wireshark 2.2.0-2.2.14, 2.4.0-2.4.6, 2.6.0 - Use-After-Free in Q.931 Dissector

Title source: llm

Description

In Wireshark 2.6.0, 2.4.0 to 2.4.6, and 2.2.0 to 2.2.14, the Q.931 dissector could crash. This was addressed in epan/dissectors/packet-q931.c by avoiding a use-after-free after a malformed packet prevented certain cleanup.

References (8)

Core 8

Core References

Vendor Advisory x_refsource_confirm

https://www.wireshark.org/security/wnpa-sec-2018-31.html

Third Party Advisory, VDB Entry vdb-entry x_refsource_bid

http://www.securityfocus.com/bid/104308

Issue Tracking, Vendor Advisory x_refsource_confirm

https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14689

Third Party Advisory vendor-advisory x_refsource_debian

https://www.debian.org/security/2018/dsa-4217

Patch x_refsource_confirm

https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=ccb1ac3c8cec47fbbbf2e80ced80644005c65252

Mailing List, Third Party Advisory mailing-list x_refsource_mlist

https://lists.debian.org/debian-lts-announce/2018/05/msg00019.html

Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack

http://www.securitytracker.com/id/1041036

Mailing List vendor-advisory x_refsource_suse

http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html

Scores

CVSS v3 7.5

EPSS 0.0159

EPSS Percentile 81.8%

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-416

Status published

Products (5)

debian/debian_linux 7.0

debian/debian_linux 8.0

debian/debian_linux 9.0

wireshark/wireshark 2.6.0

wireshark/wireshark 2.2.0 - 2.2.14

Published May 22, 2018

Tracked Since Feb 18, 2026