Resource Leak in mmc: uniphier-sd Package
Summary
GSD-2021-1000149: mmc: uniphier-sd: Fix a resource leak in the remove function. Affects Kernel versions >= 3fd784f745dd1747863775a99ec749619ee6759c, < 25ac6ce65f1ab458982d15ec1caf441acd37106a. No fix is published. How to fix ↓
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Background
The mmc: uniphier-sd package is a component of the Linux Kernel ecosystem. It provides support for the SD/MMC host controller found in UniPhier SoCs. This package allows communication between the host system and SD/MMC devices, enabling data transfer and storage functionality. However, a vulnerability has been discovered in the remove function of this package, leading to a resource leak issue.
Vulnerability Detail
The vulnerability in the mmc: uniphier-sd package is caused by a resource leak in the remove function. This issue can potentially result in resource exhaustion, leading to system instability or denial of service. The vulnerability was introduced in version v4.20 of the Linux Kernel and has been fixed in version v5.10.36. The specific commit that addresses this vulnerability is 25ac6ce65f1ab458982d15ec1caf441acd37106a. For more technical details, please refer to the references link provided.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
No workaround has been mentioned for this vulnerability.
Conclusion
The mmc: uniphier-sd package in the Linux Kernel is vulnerable to a resource leak issue in the remove function. This vulnerability can be fixed by updating the kernel to version v5.10.36 or later. No known exploits have been reported for this vulnerability. For further support or assistance in vulnerability remediation, please contact DevNack.com.
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FAQ
The vulnerability can lead to resource exhaustion, potentially causing system instability or denial of service.
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At the time of this report, no known exploits for this vulnerability have been disclosed.
The recommended mitigation is to update the Linux Kernel to the fixed version or apply the specific commit mentioned.
For more information, please refer to the references link provided in the vulnerability details.
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