Linux Kernel up to 5.10.111/5.15.34/5.17.3 renesas-rpc-if memory leak

Summaryinfo

A vulnerability described as critical has been identified in Linux Kernel up to 5.10.111/5.15.34/5.17.3. This impacts an unknown function of the component renesas-rpc-if. The manipulation results in memory leak. This vulnerability is reported as CVE-2022-49050. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as critical, was found in Linux Kernel up to 5.10.111/5.15.34/5.17.3. Affected is an unknown code block of the component renesas-rpc-if. 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. CVE summarizes:

In the Linux kernel, the following vulnerability has been resolved: memory: renesas-rpc-if: fix platform-device leak in error path Make sure to free the flash platform device in the event that registration fails during probe.

The advisory is shared for download at git.kernel.org. This vulnerability is traded as CVE-2022-49050 since 02/26/2025. There are neither technical details nor an exploit publicly available.

Upgrading to version 5.10.112, 5.15.35 or 5.17.4 eliminates this vulnerability. Applying the patch c089ffc846c85f200db34ad208338f4f81a6d82d/05d1824a7fb43ab9adb1eb82404954af81d8c984/66b9b707ea4dcafca92b6261c6924652914e3b73/b452dbf24d7d9a990d70118462925f6ee287d135 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.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Operating System

Vendor

• Linux

Name

• Kernel

Version

• 5.10.111
• 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
• 5.17.0
• 5.17.1
• 5.17.2
• 5.17.3

License

• open-source

Website

• Vendor: https://www.kernel.org/

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CPE 2.2info

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