CVE-2023-5157 Mariadb: node crashes with transport endpoint is not connected mysqld got signal 6

What is CVE-2023-5157?

CVE-2023-5157 is a high-severity denial of service vulnerability in Fedoraproject Fedora, published on 26 Sep 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A vulnerability was found in MariaDB. An OpenVAS port scan on ports 3306 and 4567 allows a malicious remote client to cause a denial of service.

Weakness: CWE-400

Which versions are affected by CVE-2023-5157?

3 open source packages ship an affected version, including mariadb, mariadb-min and mysql-client. It affects 12 products.

Products include Fedoraproject Fedora, Mariadb Mariadb, Redhat Enterprise Linux, Redhat Enterprise Linux Eus, Redhat Enterprise Linux for Arm 64, Redhat Enterprise Linux for Arm 64 Eus and 6 more.

How do I fix CVE-2023-5157?

Upgrade mariadb to a fixed version for your release line: 10.3.36, 10.4.26, 10.5.17 or 10.6.9.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2023-5157 being exploited?

There is no known exploitation of CVE-2023-5157 in the wild and no public exploit code.

Other vulnerabilities in Fedoraproject Fedora

• CVE-2024-4577 PHP-CGI OS Command Injection Exploited Critical 9.8
• CVE-2021-39226 Grafana Authentication Bypass Exploited Critical 9.8
• CVE-2019-5544 VMware ESXi and Horizon DaaS OpenSLP Heap-Based Buffer Overflow Exploited Critical 9.8
• CVE-2024-4947 Google Chromium V8 Type Confusion Exploited Critical 9.6
• CVE-2024-4671 Google Chromium Visuals Use-After-Free Exploited Critical 9.6

All Fedoraproject Fedora vulnerabilities

Sources

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

Also known as BIT-mariadb-2023-5157, BIT-mariadb-min-2023-5157, BIT-mysql-client-2023-5157, DEBIAN-CVE-2023-5157, GHSA-6589-j38p-mm8c, OESA-2023-1750 and 1 more.