What’s Vulnerable › Vulnerabilities

CVE-2022-49240: ASoC: mediatek: mt8195: Fix error handling in mt8195_mt6359_rt1019_rt5682_dev_probe

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% 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: ASoC: mediatek: mt8195: Fix error handling in mt8195_mt6359_rt1019_rt5682_dev_probe The device_node pointer is returned by of_parse_phandle() with refcount incremented. We should use of_node_put() on it when done. This function only calls of_node_put() in the regular path. And it will cause refcount leak in error path.

Affected products

• Linux kernel: from 5.17 before 5.17.2 — fixed in 5.17.2

How to fix

Upgrade to a fixed version: Linux kernel 5.17.2. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/c4b7174fe5bb875a09a78674a14a1589d1a672f3
• https://git.kernel.org/stable/c/c652f8f0875b569f8afa80b8cf9762828fd6187b

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