CVE-2025-37997 netfilter: ipset: fix region locking in hash types

The full story

This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Microsoft Addresses Vulnerabilities in Netfilter Components Microsoft has published information on two vulnerabilities affecting netfilter components. CVE-2025-37997 addresses a region locking issue in ipset, while CVE-2024-50045 resolves a panic problem related to metadata_dst in br_netfilter. Both vulnerabilities have been officially documented and are now available for review. 2 sources 39