What’s Vulnerable › Vulnerabilities
CVE-2023-5157: Mariadb: node crashes with transport endpoint is not connected mysqld got signal 6
- Severity: high (CVSS 7.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 2.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2023-09-27 · updated 2026-06-17
- Weakness: CWE-400
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.
Affected products
- Fedoraproject Fedora: 38
- MariaDB: before 10.3.36; from 10.4.0 before 10.4.26; from 10.5.0 before 10.5.17; from 10.6.0 before 10.6.9; from 10.7.0 before 10.7.5; from 10.8.0 before 10.8.4 — fixed in 10.3.36, 10.4.26, 10.5.17, 10.6.9, 10.7.5, 10.8.4
- Red Hat Enterprise Linux: 8.0, 9.0
- RedHat Enterprise Linux Eus: 8.6, 8.8, 9.0, 9.2
- RedHat Enterprise Linux For Arm 64: 8.0_aarch64, 9.0_aarch64
- RedHat Enterprise Linux For Arm 64 Eus: 8.8_aarch64
- RedHat Enterprise Linux For Ibm Z Systems: 8.0_s390x, 9.0_s390x, 9.2_s390x
- RedHat Enterprise Linux For Ibm Z Systems Eus: 8.6_s390x, 8.8_s390x, 9.2_s390x
- RedHat Enterprise Linux For Power Little Endian: 8.0_ppc64le, 9.0_ppc64le
- RedHat Enterprise Linux For Power Little Endian Eus: 8.8_ppc64le, 9.2_ppc64le
- RedHat Enterprise Linux Server Aus: 8.4, 8.6, 9.2
- RedHat Enterprise Linux Server Tus: 8.4, 8.6, 8.8
How to fix
Upgrade to a fixed version: MariaDB 10.3.36, 10.4.26, 10.5.17, 10.6.9. Check the vendor advisory for mitigations.
References
- https://access.redhat.com/errata/RHSA-2023:5259
- https://access.redhat.com/errata/RHSA-2023:5683
- https://access.redhat.com/errata/RHSA-2023:5684
- https://access.redhat.com/errata/RHSA-2023:6821
- https://access.redhat.com/errata/RHSA-2023:6822
- https://access.redhat.com/errata/RHSA-2023:6883
- https://access.redhat.com/errata/RHSA-2023:7633
- https://access.redhat.com/security/cve/CVE-2023-5157
- https://bugzilla.redhat.com/show_bug.cgi?id=2240246
- https://access.redhat.com/errata/RHSA-2023:5683
- https://access.redhat.com/errata/RHSA-2023:5684
- https://access.redhat.com/errata/RHSA-2023:6821
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