CVE-2022-49454
5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved:
PCI: mediatek: Fix refcount leak in mtk_pcie_subsys_powerup()
The of_find_compatible_node() function returns a node pointer with refcount incremented, We should use of_node_put() on it when done Add the missing of_node_put() to release the refcount.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | 87e8657ba99cac87b84c7f8ead91b44d88345504 < ad1c9d13e04509ae24fae8dd2897148657323519 | affected |
| Linux | Linux | 87e8657ba99cac87b84c7f8ead91b44d88345504 < 4cef4237d6c37257cb6ddc397723e9c0dded0efe | affected |
| Linux | Linux | 87e8657ba99cac87b84c7f8ead91b44d88345504 < 09b2d906d78ddf5042b1f3e0091835fc6997e8a4 | affected |
| Linux | Linux | 87e8657ba99cac87b84c7f8ead91b44d88345504 < 214e0d8fe4a813ae6ffd62bc2dfe7544c20914f4 | affected |
| Linux | Linux | 5.15 | affected |
| Linux | Linux | 0 < 5.15 | unaffected |
| Linux | Linux | 5.15.46 <= 5.15.* | unaffected |
| Linux | Linux | 5.17.14 <= 5.17.* | unaffected |
| Linux | Linux | 5.18.3 <= 5.18.* | unaffected |
| Linux | Linux | 5.19 <= * | unaffected |
Weaknesses
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://git.kernel.org/stable/c/ad1c9d13e04509ae24fae8dd2897148657323519
- https://git.kernel.org/stable/c/4cef4237d6c37257cb6ddc397723e9c0dded0efe
- https://git.kernel.org/stable/c/09b2d906d78ddf5042b1f3e0091835fc6997e8a4
- https://git.kernel.org/stable/c/214e0d8fe4a813ae6ffd62bc2dfe7544c20914f4
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