Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: devlink: fix xa_alloc_cyclic() error handling In case of returning 1 from xa_alloc_cyclic() (wrapping) ERR_PTR(1) will be returned, which will cause IS_ERR() to be false. Which can lead to dereference not allocated pointer (rel). Fix it by checking if err is lower than zero. This wasn't found in real usecase, only noticed. Credit to Pierre.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 6.7, < 6.12.21 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/466132f6d28a7e47a82501fe1c46b8f90487412ePatch
- https://git.kernel.org/stable/c/f3b97b7d4bf316c3991e5634c9f4847c2df35478Patch
- https://git.kernel.org/stable/c/f8aaa38cfaf6f20afa4db36b6529032fb69165dcPatch
FAQ
What is CVE-2025-22017?
CVE-2025-22017 is a vulnerability with a CVSS score of 5.5 (MEDIUM). In the Linux kernel, the following vulnerability has been resolved: devlink: fix xa_alloc_cyclic() error handling In case of returning 1 from xa_alloc_cyclic() (wrapping) ERR_PTR(1) will be returned...
How severe is CVE-2025-22017?
CVE-2025-22017 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-2025-22017?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.