What’s Vulnerable › Vulnerabilities

CVE-2022-49480: ASoC: imx-hdmi: Fix refcount leak in imx_hdmi_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: ASoC: imx-hdmi: Fix refcount leak in imx_hdmi_probe of_find_device_by_node() takes reference, we should use put_device() to release it. when devm_kzalloc() fails, it doesn't have a put_device(), it will cause refcount leak. Add missing put_device() to fix this.

Affected products

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

How to fix

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

References

• https://git.kernel.org/stable/c/81b7edaabd44ba133006ad72056914eb36828d60
• https://git.kernel.org/stable/c/8205a0114db10ec41bd2b748cdd7528632082eca
• https://git.kernel.org/stable/c/cf760e494ee5fa6bc2dc222f0098c741ad460801
• https://git.kernel.org/stable/c/ed46731d8e86c8d65f5fc717671e1f1f6c3146d2

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