What’s Vulnerable › Vulnerabilities

CVE-2022-50537: firmware: raspberrypi: fix possible memory leak in rpi_firmware_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: 2025-10-07 · updated 2026-06-17
• Weakness: CWE-401

Description

In the Linux kernel, the following vulnerability has been resolved: firmware: raspberrypi: fix possible memory leak in rpi_firmware_probe() In rpi_firmware_probe(), if mbox_request_channel() fails, the 'fw' will not be freed through rpi_firmware_delete(), fix this leak by calling kfree() in the error path.

Affected products

• Linux kernel: from 5.10.65 before 5.10.163; from 5.13 before 5.15.86; from 5.16 before 6.0.16; from 6.1 before 6.1.2 — fixed in 5.10.163, 5.15.86, 6.0.16, 6.1.2

How to fix

Upgrade to a fixed version: Linux kernel 5.10.163, 5.15.86, 6.0.16, 6.1.2. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/62ac943eb2a9d655e431b9bc98ff6d7bd51a0e49
• https://git.kernel.org/stable/c/6757dd2193fe18c5c5fe3050e7f2ff9dcbd1ff34
• https://git.kernel.org/stable/c/71d2abab374f707ab8ac8dcef191fd2b3b67b8bd
• https://git.kernel.org/stable/c/7b51161696e803fd5f9ad55b20a64c2df313f95c
• https://git.kernel.org/stable/c/b308fdedef095aac14569f810d46edf773ea7d1e
• https://git.kernel.org/stable/c/d34742245e4366579f9a80f8cfe4a63248e838e0

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