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SQL Server 2019 CU27 + GDR SQL Server 2019 CU27 + GDR Security update
Patch Tuesday

KB5040948

KB5040948: Security update for SQL Server 2019, CU branch, July 2024. 38 vulnerabilities addressed; unused setup components removed

In short

Addresses 38 Important-severity vulnerabilities and removes unused components from SQL Server Setup.

Does it affect you? Applies to: SQL Server 2019 installations. The update package is for x64 systems, and you must have SQL Server 2019 or a SQL Server 2019 CU through CU27 GDR installed.

Build
15.0.4382.1
Servicing branch
CU
Security
38 fixed
Restart
Required

For servers on the CU branch: they install cumulative updates, which also bring fixes beyond security. Servers on the GDR branch (security fixes only) get a separate update. Which branch am I on?

What changes

Removal 1 change

Stretch DB

  • Unused components are removed from SQL Server Setup.1
    The listed component is Stretch DB; the fix area is SQL Server Engine, and the platform is Windows.

Technical details

Data sheet · Security · Downloads · Components Click to collapse or expand

Data sheet

Released
2024-07-09
Classification
Security Updates
Type
Cumulative update
Servicing branch
CU
Restart
Required
Replaces
KB5037331, KB5035123, KB5036335, KB5033688
Replaced by
KB5042749
VersionBuildChannel
2019 15.0.4382.1 General availability

Security

38 vulnerabilities fixed
38 important
VulnerabilitySeverityCVSS

The table lists the 0 exploited, publicly disclosed or critical vulnerabilities. See all 38 vulnerabilities →

Downloads (Microsoft Update Catalog)

Package 2019
880.0 MB
sqlserver2019-kb5040948-x64.exe Main update · KB5040948 SHA-1: 08f7d8cc…ef7af3

Sources

Updated
Cited passages from Microsoft's official notes (1)
  1. 1. Removes unused components from SQL Server Setup. support.microsoft.com
Checked automatically: 8 of 8 checks passed, 1 quoted passage · compared with Microsoft's page on Oct 20, 2026
  • Quotes found in the official pages: passed
  • Numbers found in the sources: passed
  • Vulnerabilities from the dossier only: passed
  • Links to allowed domains only: passed
  • Every official change covered: passed
  • Readable plain text: passed
  • Changes confirmed by the file list: passed
  • Sources agree: passed

A second AI read the text against the sources: correctness 5/5, clarity 5/5, completeness 4/5. How we work

Published by The Update Bureau. Written with AI from Microsoft's own documents, checked by rules and a second AI. How we work · Report a mistake