CVE-2023-4147
CVSS 3.1 Score 7.8 of 10 (high)
Details
Published Aug 7, 2023
Updated: Nov 21, 2023
CWE ID 416
Summary
CVE-2023-4147 is a newly discovered vulnerability in the Linux kernel's Netfilter functionality. This issue involves a use-after-free flaw, which can be exploited when a local user adds a rule with NFTA_RULE_CHAIN_ID. The consequence of this vulnerability is either a system crash or potential privilege escalation, posing a significant security risk for Linux users. This flaw requires local access and can be mitigated by applying the latest Linux kernel patch.
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