CVE-2018-5206

CRITICAL

irssi < 1.0.6 - Denial of Service via NULL Pointer Dereference

Title source: llm
STIX 2.1

Description

When the channel topic is set without specifying a sender, Irssi before 1.0.6 may dereference a NULL pointer.

References (2)

Core 2
Core References
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2018/dsa-4162
Patch, Vendor Advisory x_refsource_confirm
https://irssi.org/security/irssi_sa_2018_01.txt

Scores

CVSS v3 9.8
EPSS 0.0216
EPSS Percentile 79.9%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-476
Status published
Products (2)
debian/debian_linux 9.0
irssi/irssi < 1.0.6
Published Jan 06, 2018
Tracked Since Feb 18, 2026