CVE-2026-45847

In the Linux kernel, the following vulnerability has been resolved: net: remove WARN_ON_ONCE when accessing forward path array Although unlikely, recent support for IPIP tunnels increases chances of reaching this WARN_ON_ONCE if userspace manages to build a sufficiently long forward path. Remove it.

Score

CVSS 3.1 5.5 Medium

Status

Analyzed - 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Published

2026-05-27

Last modified

2026-05-27

Weaknesses

CWE-617

Affected products

• Linux Kernel (Linux)

References

• https://git.kernel.org/stable/c/008e7a7c293b30bc43e4368dac6ea3808b75a572
• https://git.kernel.org/stable/c/50422613185d505201167e8bdd2f2700790d5db6
• https://git.kernel.org/stable/c/548244c2f542aa0ad49453e9306e715a3877bc44
• https://git.kernel.org/stable/c/9464ca7a6e56ad1ebf48b2ad5c16871edfad10c6
• https://git.kernel.org/stable/c/959ea349c7e2d4edf07b6838ca7e59345fe61a08
• https://git.kernel.org/stable/c/a78d055ba7c31103ad02f8eceb0c452e154d2660
• https://git.kernel.org/stable/c/dcf9b3c90e5560339649d088836529883fb509f3