Vulnerabilities
CVE-2025-40173 - net/ip6_tunnel: Prevent perpetual tunnel growth
CVE ID : CVE-2025-40173 Published : Nov. 12, 2025, 11:15 a.m. | 1 hour, 30 minutes ago Description : In the Linux kernel, the following vulnerability has been resolved: net/ip6_tunnel: Prevent perpetual tunnel growth Similarly to ipv4 tunnel, ipv6 version updates dev->needed_headroom, too. While ipv4 tunnel headroom adjustment growth was limited in commit 5ae1e9922bbd (