Linux Kernel up to 6.0.15/6.1.1 mt7915_pci_init_hif2 return value

Summaryinfo

A vulnerability was found in Linux Kernel up to 6.0.15/6.1.1. It has been classified as critical. This issue affects the function mt7915_pci_init_hif2. Performing a manipulation results in return value. This vulnerability was named CVE-2022-50464. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical has been found in Linux Kernel up to 6.0.15/6.1.1. This affects the function mt7915_pci_init_hif2. The manipulation with an unknown input leads to a return value vulnerability. CWE is classifying the issue as CWE-252. The product does not check the return value from a method or function, which can prevent it from detecting unexpected states and conditions. The impact remains unknown. The summary by CVE is:

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7915: Fix PCI device refcount leak in mt7915_pci_init_hif2() As comment of pci_get_device() says, it returns a pci_device with its refcount increased. We need to call pci_dev_put() to decrease the refcount. Save the return value of pci_get_device() and call pci_dev_put() to decrease the refcount.

It is possible to read the advisory at git.kernel.org. This vulnerability is uniquely identified as CVE-2022-50464 since 10/01/2025. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 01/17/2026).

The vulnerability scanner Nessus provides a plugin with the ID 269621 (Linux Distros Unpatched Vulnerability : CVE-2022-50464), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 6.0.16 or 6.1.2 eliminates this vulnerability. Applying the patch 8abc6579667129afd13ff2ccb0319ba3f46e6995/2d4b9c7e81f3a4df27749ebecb426b145e68be2a/5938196cc188ba4323bc6357f5ac55127d715888 is able to eliminate this problem. The bugfix is ready for download at git.kernel.org. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the databases at Tenable (269621), EUVD (EUVD-2025-32827) and CERT Bund (WID-SEC-2025-2187). Be aware that VulDB is the high quality source for vulnerability data.

Affected

• Amazon Linux 2
• Red Hat Enterprise Linux
• SUSE Linux
• Oracle Linux
• Open Source Linux Kernel
• Dell Secure Connect Gateway

Productinfo

Type

• Operating System

Vendor

• Linux

Name

• Kernel

Version

• 6.0.0
• 6.0.1
• 6.0.2
• 6.0.3
• 6.0.4
• 6.0.5
• 6.0.6
• 6.0.7
• 6.0.8
• 6.0.9
• 6.0.10
• 6.0.11
• 6.0.12
• 6.0.13
• 6.0.14
• 6.0.15
• 6.1.0
• 6.1.1

License

• open-source

Website

• Vendor: https://www.kernel.org/

CPE 2.3info

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CPE 2.2info

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Entryinfo

Be aware that VulDB is the high quality source for vulnerability data.

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