CVE-2023-7192

Summary

CVE-2023-7192 is a memory leak vulnerability identified in the Linux Kernel's netfilter subsystem, specifically in the function ctnetlink_create_conntrack of nf_conntrack_netlink.c. This issue allows local attackers with CAP_NET_ADMIN privileges to cause a denial of service (DoS) attack. The memory leak occurs due to a refcount overflow, which can lead to excessive memory consumption and ultimately result in system instability or crash. Attackers can exploit this vulnerability to exhaust system resources, making it an effective DoS vector for those with the required privileges.

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