CVE-2026-72061

A flaw was found in the Linux kernel. An incorrect permission check in the ipip6changelink function, which manages IPv6 over IPv4 SIT tunnels, allows a local attacker to bypass intended security restrictions. A user with administrative capabilities CAPNETADMIN in one network namespace a virtualiz...

EUVD-2022-55797

In the Linux kernel, the following vulnerability has been resolved: ipv6/sit: use DEVSTATSINC to avoid data-races syzbot/KCSAN reported that multiple cpus are updating dev-stats.txerror concurrently. This is because sit tunnels are NETIFFLLTX, meaning their ndostartxmit is not protected by a...

CVE-2022-50764

In the Linux kernel, the following vulnerability has been resolved: ipv6/sit: use DEVSTATSINC to avoid data-races syzbot/KCSAN reported that multiple cpus are updating dev-stats.txerror concurrently. This is because sit tunnels are NETIFFLLTX, meaning their ndostartxmit is not protected by a...