KB5102337

KB5102337 - Description of the security update for SQL Server 2017 CU31: July 14, 2026

Applies To

SQL Server 2017 on LinuxSQL Server 2017 on Windows

Release date: July 14, 2026

Version: 14.0.3540.1

• Summary
• Known issues in this update
• Improvements and fixes included in this update
• How to obtain and install the update
• More information
• File information
• Information about protection and security

Summary

This security update contains fixes and resolves vulnerabilities. To learn more about the vulnerabilities, see the following security advisories:

• CVE-2026-47295 - Microsoft SQL Server Elevation of Privilege Vulnerability
• CVE-2026-47296 - Microsoft SQL Server Elevation of Privilege Vulnerability
• CVE-2026-54118 - Microsoft SQL Server Remote Code Execution Vulnerability
• CVE-2026-55002 - Microsoft SQL Server Elevation of Privilege Vulnerability

The Microsoft SQL Server components are updated to the following builds in this security update:

• SQL Server - product version: 14.0.3540.1, file version: 2017.140.3540.1

Important

To help secure SQL Server on Windows, enable encryption with Extended Protection.

Known issues in this update

Linked server queries that use MSDASQL fail with error 7416

Linked server queries that use the MSDASQL (OLE DB...