VYPR
Unrated severityNVD Advisory· Published Jan 2, 2024· Updated Nov 20, 2025

Kernel: refcount leak in ctnetlink_create_conntrack()

CVE-2023-7192

Description

A memory leak problem was found in ctnetlink_create_conntrack in net/netfilter/nf_conntrack_netlink.c in the Linux Kernel. This issue may allow a local attacker with CAP_NET_ADMIN privileges to cause a denial of service (DoS) attack due to a refcount overflow.

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Affected products

203

Patches

Vulnerability mechanics

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