Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: do not skip expired elements during walking. There is an asymmetry between the commit/abort phase and the preparation phase if the following conditions are met: 1. “set” is a verdict map “1.2.3.4 : jump foo”...

kernel: netfilter: nf_tables: don't skip expired elements during walk

A flaw was found in the Linux kernel. Improper management of the lifecycle of some nftables objects could result in consumption of all system memory. An attacker who can create nftables rules could use this to effect a Denial of Service...