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

In the Linux kernel, the following vulnerability has been resolved: net/smc: Reduced Rtnl pressure in smcpnetcreatepnetidslist. Many syzbot reports indicate extreme Rtnl pressure, and many of them suggest that smc acquires Rtnl during the creation of netnames without any valid reason 1. This patc...

The vulnerability of the nft_netdev_event() function in the net/netfilter/nft_chain_filter.c module of the netfilter component of the Linux operating system allows a attacker to cause a service failure.

The vulnerability of the nftnetdevevent function in the net/netfilter/nftchainfilter.c module of the netfilter component of the Linux operating system is related to improper control of resource identifiers “resource injection”. Exploiting this vulnerability could allow a attacker to cause service...

CVE-2021-47452 netfilter: nf_tables: skip netdev events generated on netns removal

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: skip netdev events generated on netns removal syzbot reported following harmless WARN: WARNING: CPU: 1 PID: 2648 at net/netfilter/core.c:468 nftnetdevunregisterhooks net/netfilter/nftablesapi.c:230 inline...