Linux Kernel up to 5.10.152/5.15.76/6.0.6 net hinic_dbg_get_func_table input memory leak

Summaryinfo

A vulnerability was found in Linux Kernel up to 5.10.152/5.15.76/6.0.6. It has been rated as critical. This vulnerability affects the function hinic_dbg_get_func_table of the component net. Performing a manipulation of the argument input results in memory leak. This vulnerability is identified as CVE-2022-50438. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Linux Kernel up to 5.10.152/5.15.76/6.0.6. It has been classified as critical. This affects the function hinic_dbg_get_func_table of the component net. The manipulation of the argument input with an unknown input leads to a memory leak vulnerability. CWE is classifying the issue as CWE-401. The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory. This is going to have an impact on availability. The summary by CVE is:

In the Linux kernel, the following vulnerability has been resolved: net: hinic: fix memory leak when reading function table When the input parameter idx meets the expected case option in hinic_dbg_get_func_table(), read_data is not released. Fix it.

It is possible to read the advisory at git.kernel.org. This vulnerability is uniquely identified as CVE-2022-50438 since 09/17/2025. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 269641 (Linux Distros Unpatched Vulnerability : CVE-2022-50438), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 5.10.153, 5.15.77 or 6.0.7 eliminates this vulnerability. Applying the patch bb01910763f935b16538084b4269696e0de17f79/e6765fe8de372a84f8dbe9e03ec13c7c70f946b8/ee98ab337036c983239aa550850861c88a5c4262/4c1f602df8956bc0decdafd7e4fc7eef50c550b1 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 (269641) and CERT Bund (WID-SEC-2025-2187). Statistical analysis made it clear that VulDB provides the best quality 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

• 5.10.152
• 5.15.0
• 5.15.1
• 5.15.2
• 5.15.3
• 5.15.4
• 5.15.5
• 5.15.6
• 5.15.7
• 5.15.8
• 5.15.9
• 5.15.10
• 5.15.11
• 5.15.12
• 5.15.13
• 5.15.14
• 5.15.15
• 5.15.16
• 5.15.17
• 5.15.18
• 5.15.19
• 5.15.20
• 5.15.21
• 5.15.22
• 5.15.23
• 5.15.24
• 5.15.25
• 5.15.26
• 5.15.27
• 5.15.28
• 5.15.29
• 5.15.30
• 5.15.31
• 5.15.32
• 5.15.33
• 5.15.34
• 5.15.35
• 5.15.36
• 5.15.37
• 5.15.38
• 5.15.39
• 5.15.40
• 5.15.41
• 5.15.42
• 5.15.43
• 5.15.44
• 5.15.45
• 5.15.46
• 5.15.47
• 5.15.48
• 5.15.49
• 5.15.50
• 5.15.51
• 5.15.52
• 5.15.53
• 5.15.54
• 5.15.55
• 5.15.56
• 5.15.57
• 5.15.58
• 5.15.59
• 5.15.60
• 5.15.61
• 5.15.62
• 5.15.63
• 5.15.64
• 5.15.65
• 5.15.66
• 5.15.67
• 5.15.68
• 5.15.69
• 5.15.70
• 5.15.71
• 5.15.72
• 5.15.73
• 5.15.74
• 5.15.75
• 5.15.76
• 6.0.0
• 6.0.1
• 6.0.2
• 6.0.3
• 6.0.4
• 6.0.5
• 6.0.6

License

• open-source

Website

• Vendor: https://www.kernel.org/

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CPE 2.2info

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Entryinfo

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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