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CVE-2022-49463: thermal/drivers/imx_sc_thermal: Fix refcount leak in imx_sc_thermal_probe

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-02-26 · updated 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: thermal/drivers/imx_sc_thermal: Fix refcount leak in imx_sc_thermal_probe of_find_node_by_name() returns a node pointer with refcount incremented, we should use of_node_put() on it when done. Add missing of_node_put() to avoid refcount leak.

Affected products

• Linux kernel: from 5.7 before 5.10.121; from 5.11 before 5.15.46; from 5.16 before 5.17.14; from 5.18 before 5.18.3 — fixed in 5.10.121, 5.15.46, 5.17.14, 5.18.3

How to fix

Upgrade to a fixed version: Linux kernel 5.10.121, 5.15.46, 5.17.14, 5.18.3. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/09700c504d8e63faffd2a2235074e8c5d130cb8f
• https://git.kernel.org/stable/c/0ec10303c10833c1bcba7a1bde2f297e494d5464
• https://git.kernel.org/stable/c/3ade442ea5d3512a3c67984489ab4d8a6fb3b29f
• https://git.kernel.org/stable/c/8bbf522a2c51ef939d0e8835e236bfcd252193af
• https://git.kernel.org/stable/c/ec0925b731697db7cab5944a3e55d2d58bb3d075

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