Vulnerability Description
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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 5.13, < 5.15.202 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/008e7a7c293b30bc43e4368dac6ea3808b75a572Patch
- https://git.kernel.org/stable/c/50422613185d505201167e8bdd2f2700790d5db6Patch
- https://git.kernel.org/stable/c/548244c2f542aa0ad49453e9306e715a3877bc44Patch
- https://git.kernel.org/stable/c/9464ca7a6e56ad1ebf48b2ad5c16871edfad10c6Patch
- https://git.kernel.org/stable/c/959ea349c7e2d4edf07b6838ca7e59345fe61a08Patch
- https://git.kernel.org/stable/c/a78d055ba7c31103ad02f8eceb0c452e154d2660Patch
- https://git.kernel.org/stable/c/dcf9b3c90e5560339649d088836529883fb509f3Patch
FAQ
What is CVE-2026-45847?
CVE-2026-45847 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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...
How severe is CVE-2026-45847?
CVE-2026-45847 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-45847?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.