Use-After-Free Vulnerability in Linux Kernel's Netfilter Functionality with NFTA_RULE_CHAIN_ID

CVE-2023-4147 · HIGH Severity

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

A use-after-free flaw was found in the Linux kernel’s Netfilter functionality when adding a rule with NFTA_RULE_CHAIN_ID. This flaw allows a local user to crash or escalate their privileges on the system.

Learn more about our Cis Benchmark Audit For Distribution Independent Linux.