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CVE-2022-50111: ASoC: mt6359: Fix refcount leak bug

• 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: 2025-06-18 · updated 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: ASoC: mt6359: Fix refcount leak bug In mt6359_parse_dt() and mt6359_accdet_parse_dt(), we should call of_node_put() for the reference returned by of_get_child_by_name() which has increased the refcount.

Affected products

• Linux kernel: from 5.10 before 5.15.61; from 5.16 before 5.18.18; from 5.19 before 5.19.2 — fixed in 5.15.61, 5.18.18, 5.19.2

How to fix

Upgrade to a fixed version: Linux kernel 5.15.61, 5.18.18, 5.19.2. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/1e7fe6906e9755d9e0242f9619c894ecd82fb9da
• https://git.kernel.org/stable/c/3d69d86b3e9d82f524e7e1906adcbbe939dc836e
• https://git.kernel.org/stable/c/a8d5df69e2ec702d979f7d04ed519caf8691a032
• https://git.kernel.org/stable/c/ffaef892bfef5ec68dadfd3bbed49e3d4ef7b6c7

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