CVE-2022-49678
Medium
Description
In the Linux kernel, the following vulnerability has been resolved: soc: bcm: brcmstb: pm: pm-arm: Fix refcount leak in brcmstb_pm_probe of_find_matching_node() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. Add missing of_node_put() to avoid refcount leak. In brcmstb_init_sram, it pass dn to of_address_to_resource(), of_address_to_resource() will call of_find_device_by_node() to take reference, so we should release the reference returned by of_find_matching_node().
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedFeb 26, 2025
First seenFeb 26, 2025
How to fix
Update
- linux linux_kernel4.19.250, 5.4.202, 5.10.127, 5.15.51, 5.18.8 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 4.15 ≤ v < 4.19.250, 4.20 ≤ v < 5.4.202, 5.5 ≤ v < 5.10.127, 5.11 ≤ v < 5.15.51, 5.16 ≤ v < 5.18.8, 5.19 | 4.19.250, 5.4.202, 5.10.127, 5.15.51, 5.18.8 |
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