What’s Vulnerable › Vulnerabilities

CVE-2022-49477: ASoC: samsung: Fix refcount leak in aries_audio_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: samsung: Fix refcount leak in aries_audio_probe of_parse_phandle() returns a node pointer with refcount incremented, we should use of_node_put() on it when done. If extcon_find_edev_by_node() fails, it doesn't call of_node_put() Calling of_node_put() after extcon_find_edev_by_node() to fix this.

Affected products

• Linux kernel: from 5.9 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/46d1b310a2d571811c4e08041ce287babb60b86a
• https://git.kernel.org/stable/c/70130bde3457d28c02c76b6cacc5d40a72dd6e17
• https://git.kernel.org/stable/c/85d899f396622d3034643bf89615a78f9be7c91a
• https://git.kernel.org/stable/c/bf4a9b2467b775717d0e9034ad916888e19713a3
• https://git.kernel.org/stable/c/cacea459f95be22b3750f3b25b7a1c5897a68206

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