Linux Kernel up to 5.15.33/5.16.19/5.17.2 mpi3mr memory leak

Summaryinfo

A vulnerability marked as critical has been reported in Linux Kernel up to 5.15.33/5.16.19/5.17.2. This vulnerability affects unknown code of the component mpi3mr. Performing a manipulation results in memory leak. This vulnerability is cataloged as CVE-2022-49126. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Linux Kernel up to 5.15.33/5.16.19/5.17.2. This affects an unknown code of the component mpi3mr. The manipulation 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: scsi: mpi3mr: Fix memory leaks Fix memory leaks related to operational reply queue's memory segments which are not getting freed while unloading the driver.

It is possible to read the advisory at git.kernel.org. This vulnerability is uniquely identified as CVE-2022-49126 since 02/26/2025. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 5.15.34, 5.16.20 or 5.17.3 eliminates this vulnerability. Applying the patch 5d76a88b8536d75ff5362e232097e85946b8aadf/27fc9e90171ab0a94a411f3fdb3522ef5acb9537/71c7ac65a084ae7d387c3c1d02d59edfdecb009f/d44b5fefb22e139408ae12b864da1ecb9ad9d1d2 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.

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Productinfo

Type

• Operating System

Vendor

• Linux

Name

• Kernel

Version

• 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
• 5.16.0
• 5.16.1
• 5.16.2
• 5.16.3
• 5.16.4
• 5.16.5
• 5.16.6
• 5.16.7
• 5.16.8
• 5.16.9
• 5.16.10
• 5.16.11
• 5.16.12
• 5.16.13
• 5.16.14
• 5.16.15
• 5.16.16
• 5.16.17
• 5.16.18
• 5.16.19
• 5.17.0
• 5.17.1
• 5.17.2

License

• open-source

Website

• Vendor: https://www.kernel.org/

CPE 2.3info

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CPE 2.2info

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