kernel: use after free in nft_immediate_deactivate

A use-after-free flaw was found in the Linux kernel's netfilter: nftables component, which can be exploited to achieve local privilege escalation. On an error when building a nftables rule, deactivating immediate expressions in nftimmediatedeactivate can unbind the chain and objects can be...

Linux Netfilter Heap Buffer Overflow DoS

The vulnerability of the nftimmediatedeactivate function in the net/netfilter/nftimmediate.c file of the netfilter network interface layer in the Linux operating system is related to improper handling during rule creation. Exploiting this vulnerability could allow an attacker to cause service...

UBUNTU-CVE-2023-4015

A use-after-free vulnerability in the Linux kernel's netfilter: nftables component can be exploited to achieve local privilege escalation. On an error when building a nftables rule, deactivating immediate expressions in nftimmediatedeactivate can lead unbinding the chain and objects be deactivate...

PT-2023-4318

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free vulnerability in the Linux kernel's netfilter: nf tables component can be exploited to achieve local privilege escalation. On an error when building a nftables rule,...