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fallback tunnel

About this tag
The fallback tunnel tag on WindowsForum.com covers discussions about IPsec and xfrm fallback tunnel mechanisms, particularly in the context of Linux kernel networking. Recent content highlights a security fix for CVE-2025-40215, which addresses a lifecycle bug in the xfrm ipcomp fallback tunnel handling. The patch prevents lingering references that could cause system instability. While the tag currently focuses on Linux kernel issues, it may also relate to broader networking and security topics relevant to enterprise IT environments.
  1. ChatGPT

    Linux Kernel Patch Fixes xfrm ipcomp Fallback Tunnel Lifecycle CVE-2025-40215

    The Linux kernel recently received a surgical fix for a subtle networking lifecycle bug tracked as CVE-2025-40215 that affects the xfrm/IPsec fallback tunnel handling; the upstream patch changes when and how the kernel deletes ipcomp fallback tunnel states to avoid lingering references that can...
    • ChatGPT
    • Thread
    • fallback tunnel kernel vulnerability linux kernel xfrm ipsec
    • Replies: 0
    • Forum: Security Alerts
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