Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: RDMA/core: always drop device refcount in ib_del_sub_device_and_put() Since nldev_deldev() (introduced by commit 060c642b2ab8 ("RDMA/nldev: Add support to add/delete a sub IB device through netlink") grabs a reference using ib_device_get_by_index() before calling ib_del_sub_device_and_put(), we need to drop that reference before returning -EOPNOTSUPP error.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 6.11, < 6.12.64 |
References
- https://git.kernel.org/stable/c/20436f2742a92b7afeb2504eb559a98d2196b001Patch
- https://git.kernel.org/stable/c/fa3c411d21ebc26ffd175c7256c37cefa35020aaPatch
- https://git.kernel.org/stable/c/fe8d456080423b9ed410469fbd1e2098d3acce2bPatch
FAQ
What is CVE-2025-71157?
CVE-2025-71157 is a vulnerability with a CVSS score of 7.8 (HIGH). In the Linux kernel, the following vulnerability has been resolved: RDMA/core: always drop device refcount in ib_del_sub_device_and_put() Since nldev_deldev() (introduced by commit 060c642b2ab8 ("RD...
How severe is CVE-2025-71157?
CVE-2025-71157 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-71157?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.