Microsoft SQL Server SQL Server 2022 Update Version 16.0.4245.2

KB5080999 delivers Cumulative Update 24 for Microsoft SQL Server 2022, including 14 fixes since CU23. It also adds new options for replication, full-text search timeout control, Linux metadata and API support, and security-related metadata contention improvements.

• Addresses contention on security-related metadata tables by adding a sysowners check to frequently accessed metadata tables.
• Adds a configuration option to add Bulkadmin operations to the allowlist.

• Fixes database creation or restore issues on a contained availability group connection.
• Fixes an infinite loop in in-memory sort buffer calculation when required page count exceeds supported limits.
• Fixes a floating point exception when switching from a Hekaton stack to a non-Hekaton stack.
• Fixes sort failures and assertion errors for rowsets larger than four billion rows.
• Fixes replication behavior when the distributor is in an availability group with case-sensitive collation.
• Fixes startup and connection issues for configure-only replicas of contained availability groups.
• Fixes issues with local monitor server usage for Log Shipping and Contained Availability Group after failover.
• Fixes a typo in sys.dm_os_linux_disk_stats from ios_in_progess to ios_in_progress.
• Fixes a memory access violation when altering a disabled DDL trigger.

• Adds optional parameter @multi_subnet_failover to sp_adddistributor.
• Adds configurable full-text search batch timeout via sp_fulltext_service 'batch_timeout'.
• Adds support for symbolic links in the getattribute API.

• Queries using SESSION_CONTEXT in parallel plans may return incorrect results or trigger access violation dump files.
• Linked server queries using MSDASQL with a provider string may fail with error 7416.
• Availability group listeners may log error 10013 during startup, failover, or listener creation; Microsoft is investigating.

• Applies to SQL Server 2022 on Windows and Linux.
• The update includes SQL Server product version 16.0.4245.2 and Analysis Services version 16.0.43.252.
• The Excel workbook linked in the article contains build summaries and detailed fix lists for SQL Server 2022, 2019, and 2017.

Product Information

Vendor: Microsoft

Product: SQL Server

Product type: Software

Variant: SQL Server 2022

Version: 16.0.4245.2

Vendor information published: Mar 12, 2026

Original release notes: View on vendor site

Published on updatealert.io: Aug 16, 2026