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

KB5046056

KB5046056: Security update for SQL Server 2019, GDR branch, October 2024. Elevation-of-privilege flaw fixed; CDC problems corrected

In short

Fixes one Important SQL Server elevation-of-privilege vulnerability and corrects Change Data Capture functional issues introduced in the September GDR.

Does it affect you? Applies to: SQL Server 2019 instances using the GDR servicing branch. The update package is for x64 systems.

Build
15.0.2125.1
Servicing branch
GDR
Security
1 fixed
Restart
Required

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

What changes

Fix 1 change

Replication

  • Change Data Capture (CDC) no longer has the functional issues introduced in the September GDR.1
    Fixes bug reference 3496774.

Technical details

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

Data sheet

Released
2024-10-08
Classification
Security Updates
Type
Cumulative update
Servicing branch
GDR
Restart
Required
Replaces
KB5042214, KB5040986, KB5035434
Replaced by
KB5046859
VersionBuildChannel
2019 15.0.2125.1 General availability

Security

1 vulnerability fixed
1 important
VulnerabilitySeverityCVSS
CVE-2024-37341
Microsoft SQL Server Elevation of Privilege Vulnerability
 Important 8.8

Downloads (Microsoft Update Catalog)

Package 2019
494.9 MB
sqlserver2019-kb5046056-x64.exe Main update · KB5046056 SHA-1: b8bea71b…63e858

Sources

Updated
Cited passages from Microsoft's official notes (1)
  1. 1. Fixes known functional issues that occur in the Change Data Capture (CDC) feature and that were introduced in the September GDR. 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 4/5, completeness 5/5. 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