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.
Product status
bca51197620a257e2954be99b16f05115c3b2630 (git) before 20436f2742a92b7afeb2504eb559a98d2196b001
bca51197620a257e2954be99b16f05115c3b2630 (git) before fe8d456080423b9ed410469fbd1e2098d3acce2b
bca51197620a257e2954be99b16f05115c3b2630 (git) before fa3c411d21ebc26ffd175c7256c37cefa35020aa
6.11
Any version before 6.11
6.12.64 (semver)
6.18.4 (semver)
6.19 (original_commit_for_fix)
References
git.kernel.org/...c/20436f2742a92b7afeb2504eb559a98d2196b001
git.kernel.org/...c/fe8d456080423b9ed410469fbd1e2098d3acce2b
git.kernel.org/...c/fa3c411d21ebc26ffd175c7256c37cefa35020aa