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.
History

Fri, 23 Jan 2026 14:30:00 +0000

Type Values Removed Values Added
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.
Title RDMA/core: always drop device refcount in ib_del_sub_device_and_put()
First Time appeared Linux
Linux linux Kernel
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel
References

cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2026-01-23T14:25:56.458Z

Reserved: 2026-01-13T15:30:19.663Z

Link: CVE-2025-71157

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-01-23T15:16:06.690

Modified: 2026-01-23T15:16:06.690

Link: CVE-2025-71157

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.