Linux nf_tables_newrule Kernel Data Compromise

The vulnerability of the nftablesnewrule function in the Linux operating system’s network filter kernel is related to improper handling when rules are added to the net/netfilter/nftablesapi.c module. Exploiting this vulnerability can allow an attacker to compromise the confidentiality, integrity,...

CVE-2023-4147 Kernel: netfilter: nf_tables_newrule when adding a rule with nfta_rule_chain_id leads to use-after-free

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