CVE-2026-31579

The CVE-2026-31579 issue affects the Linux kernel’s WireGuard integration where wg_netns_pre_exit() manually acquired rtnl_lock(), risking a hung task when another thread holds the RTNL mutex. The vulnerability is mitigated by moving the cleanup to the .exit_rtnl hook (which the framework already...

CVE-2021-47452

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...

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...

GSD-2022-1003456 netfilter: nf_tables: hold mutex on netns pre_exit path

netfilter: nftables: hold mutex on netns preexit path This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.45 by commit...

GSD-2022-1003189 netfilter: nf_tables: hold mutex on netns pre_exit path

netfilter: nftables: hold mutex on netns preexit path This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.17.13 by commit...