CVE-2026-46120 ip6_gre: Use cached t->net in ip6erspan_changelink().

In the Linux kernel, the following vulnerability has been resolved: ip6gre: Use cached t-net in ip6erspanchangelink. After commit 5e72ce3e3980 "net: ipv6: Use link netns in newlink of rtnllinkops", ip6erspannewlink correctly resolves the per-netns ip6gre hash via linknet. ip6erspanchangelink was...

PT-2024-34129

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.12.0-rc3-custom-gd95d9a31aceb Description: The issue is related to a suspicious RCU usage warning in the ip tunnel find function. The per-netns IP tunnel hash table is protected by the RTNL mutex, and ip tunne...