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CVE-2023-5157

Mariadb: node crashes with transport endpoint is not connected mysqld got signal 6

HIGH
7.5
CVSS Score
Published: September 26, 2023 at 01:25 PM UTC
Updated: June 17, 2026 at 06:47 AM UTC
12 products affected across 3 vendorsFedoraEnterprise LinuxEnterprise Linux Server Aus

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Severity
HIGH7.5
Exploit prediction
EPSS 2%
SSVC
No known exploit

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Fedora· Fedora Projectrpm
95%
38
MariaDB· Mariadbnpm
95%
v < 10.3.3610.4.0 ≤ v < 10.4.2610.5.0 ≤ v < 10.5.1710.6.0 ≤ v < 10.6.910.7.0 ≤ v < 10.7.510.8.0 ≤ v < 10.8.4
Affected range stops below 10.3.36, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.4.26, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.5.17, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.6.9, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.7.5, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.8.4, so it looks safe — our inference, not a vendor statement
Enterprise Linux· Red Hatrpm
95%
8.09.0
Vendor states this is fixed in 0:26.4.14-1.el9_0 (unaffected)
Vendor states this is fixed in 0:26.4.14-1.el9_2 (unaffected)
Vendor states this is fixed in 3:10.5.22-1.el9_0 (unaffected)
Vendor states this is fixed in 3:10.5.22-1.el9_2 (unaffected)
Vendor states this is fixed in 7 (unaffected)
Vendor states this is fixed in 8040020231006044227.522a0ee4 (unaffected)
Vendor states this is fixed in 8060020231005052631.ad008a3a (unaffected)
Vendor states this is fixed in 8080020230814130040.63b34585 (unaffected)
Vendor states this is fixed in 8080020231003163755.63b34585 (unaffected)
Enterprise Linux Eus· Red Hatrpm
95%
8.68.89.09.2
Enterprise Linux for Arm 64· Red Hat
95%
8.0_aarch649.0_aarch64
Enterprise Linux for Arm 64 Eus· Red Hat
95%
8.8_aarch64
Enterprise Linux for IBM Z Systems· Red Hat
95%
8.0_s390x9.0_s390x9.2_s390x
Enterprise Linux for IBM Z Systems Eus· Red Hat
95%
8.6_s390x8.8_s390x9.2_s390x
Enterprise Linux for Power Little Endian· Red Hat
95%
8.0_ppc64le9.0_ppc64le
Enterprise Linux for Power Little Endian Eus· Red Hat
95%
8.8_ppc64le9.2_ppc64le

References (9)

Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2023:5683
Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2023:5684
Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2023:6821
Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2023:6822
Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2023:6883
Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2023:7633
VDB Entryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/security/cve/CVE-2023-5157
Issue Trackingx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://bugzilla.redhat.com/show_bug.cgi?id=2240246

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGHredhat
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-400NVD-CWE-noinfo

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