What’s Vulnerable › Vulnerabilities

CVE-2022-49777: Input: i8042 - fix leaking of platform device on module removal

• 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: 2025-05-01 · updated 2026-06-17
• Weakness: CWE-401

Description

In the Linux kernel, the following vulnerability has been resolved: Input: i8042 - fix leaking of platform device on module removal Avoid resetting the module-wide i8042_platform_device pointer in i8042_probe() or i8042_remove(), so that the device can be properly destroyed by i8042_exit() on module unload.

Affected products

• Linux kernel: from 4.19.224 before 4.19.267; from 5.4.170 before 5.4.225; from 5.10.90 before 5.10.156; from 5.15.13 before 5.15.80; from 5.16.1 before 6.0.10; 5.16, 5.16-rc7, 5.16-rc8, 6.1-rc1, 6.1-rc2, 6.1-rc3 (+2) — fixed in 4.19.267, 5.10.156, 5.15.80, 5.4.225, 6.0.10

How to fix

Upgrade to a fixed version: Linux kernel 4.19.267, 5.10.156, 5.15.80, 5.4.225. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/3f25add5ecf88de0f8ff2b27b6c0731a1f1b38ed
• https://git.kernel.org/stable/c/4f348b60c79671eee33c1389efe89109c93047da
• https://git.kernel.org/stable/c/81cd7e8489278d28794e7b272950c3e00c344e44
• https://git.kernel.org/stable/c/81df118e79b2136b5c016394f67a051dc508b7b6
• https://git.kernel.org/stable/c/a32cd7feb0127bf629a82686b6e2c128139a86e5
• https://git.kernel.org/stable/c/d5f7f6e63fed9c2ed09725d90059a28907e197e3

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