CVE-2018-1000179 Null dereference in n/a

What is CVE-2018-1000179?

CVE-2018-1000179 is a high-severity vulnerability in Debian Debian Linux, published on 8 May 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A NULL Pointer Dereference of CWE-476 exists in quassel version 0.12.4 in the quasselcore void CoreAuthHandler::handle(const Login &msg) coreauthhandler.cpp line 235 that allows an attacker to cause a denial of service.

Weakness: CWE-476

Which versions are affected by CVE-2018-1000179?

It affects 2 products.

Products include Debian Debian Linux, Quassel-Irc Quassel.

How do I fix CVE-2018-1000179?

Upgrade to a fixed version.

Is CVE-2018-1000179 being exploited?

There is no known exploitation of CVE-2018-1000179 in the wild and no public exploit code.

Other vulnerabilities in Debian Debian Linux

• CVE-2015-3306 ProFTPD Improper Access Control Exploited Critical 10.0
• CVE-2025-49113 RoundCube Webmail Deserialization of Untrusted Data Exploited Critical 9.9
• CVE-2026-24061 GNU InetUtils Argument Injection Exploited Critical 9.8
• CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Exploited Critical 9.8
• CVE-2024-9680 Mozilla Firefox Use-After-Free Exploited Critical 9.8

All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2018-1000179, GHSA-6mrg-x4pw-vhr6, UBUNTU-CVE-2018-1000179.