CVE-2022-50311
Medium
Description
In the Linux kernel, the following vulnerability has been resolved: cxl: Fix refcount leak in cxl_calc_capp_routing of_get_next_parent() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. This function only calls of_node_put() in normal path, missing it in the error path. Add missing of_node_put() to avoid refcount leak.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedSep 15, 2025
First seenSep 15, 2025
How to fix
Update
- linux linux_kernel4.14.303, 4.19.270, 5.4.229, 5.10.163, 5.15.86, 6.0.16, 6.1.2 or later
Patches
- git.kernel.org/stable/c/1d09697ff22908ae487fc8c4fbde1811732be523
- git.kernel.org/stable/c/2d7b6580384e6d65419933ddc525bd176095da54
- git.kernel.org/stable/c/651e8bc9d0418c20a1989b7c078c64c2a6346fa3
- git.kernel.org/stable/c/6a310e8db5409676b4b3e6c1f54dff174e4fd04d
- git.kernel.org/stable/c/81c8bbf5b2b5f0c8030fff1716c00849cda8571a
- git.kernel.org/stable/c/c9bebc503881c1391f6c4f820134884adecf1519
- git.kernel.org/stable/c/ee870f72465015327ad96204b0e92450d04870cd
- git.kernel.org/stable/c/f2d60f6ba173cded65081cee690b67802395a479
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 4.12 ≤ v < 4.14.303, 4.15 ≤ v < 4.19.270, 4.20 ≤ v < 5.4.229, 5.5 ≤ v < 5.10.163, 5.11 ≤ v < 5.15.86, 5.16 ≤ v < 6.0.16, 6.1 ≤ v < 6.1.2 | 4.14.303, 4.19.270, 5.4.229, 5.10.163, 5.15.86, 6.0.16, 6.1.2 |
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