How severe is CVE-2025-21648?

This vulnerability has a severity rating of NONE with a CVSS score of N/A out of 10.

What type of vulnerability is CVE-2025-21648?

This is classified as NVD-CWE-Other, which is a common weakness in software security.

CVE-2025-21648 - NONE Severity | CVSS N/A

Vulnerability Description

In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: clamp maximum hashtable size to INT_MAX Use INT_MAX as maximum size for the conntrack hashtable. Otherwise, it is possible to hit WARN_ON_ONCE in __kvmalloc_node_noprof() when resizing hashtable because __GFP_NOWARN is unset. See: 0708a0afe291 ("mm: Consider __GFP_NOWARN flag for oversized kvmalloc() calls") Note: hashtable resize is only possible from init_netns.

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