CVE-2021-47315

MEDIUM
Published May 21, 2024 Modified May 12, 2025 CWE-617

Description

In the Linux kernel, the following vulnerability has been resolved: memory: fsl_ifc: fix leak of IO mapping on probe failure On probe error the driver should unmap the IO memory. Smatch reports: drivers/memory/fsl_ifc.c:298 fsl_ifc_ctrl_probe() warn: 'fsl_ifc_ctrl_dev->gregs' not released on lines: 298.

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CVSS v3.1 Score

5.5
MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness Type (CWE)

CWE-617 CWE-617

Affected Products

Vendor Product
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel

References

Advisories & Patches

https://git.kernel.org/stable/c/28f71fd81ebd3b386bf5c7c5539664156f7d72c1 https://git.kernel.org/stable/c/3b132ab67fc7a358fff35e808fa65d4bea452521 https://git.kernel.org/stable/c/6b3b002de90738e3c85853a682ce7e0fa078d42b https://git.kernel.org/stable/c/83af5816308b490b05fc8fa27fc1bdc769df200a https://git.kernel.org/stable/c/8d071d270afba468708faca5f7b6d9e656f75e27 https://git.kernel.org/stable/c/94bc2fe46102d1e060fc749c0c19511e76c9995f https://git.kernel.org/stable/c/d0d04b95e8ed0223844a1d58497c686fe2e4a955 https://git.kernel.org/stable/c/d9213d4f372d30b5bc4d921795d6bed0c0e3eebf https://git.kernel.org/stable/c/28f71fd81ebd3b386bf5c7c5539664156f7d72c1 https://git.kernel.org/stable/c/3b132ab67fc7a358fff35e808fa65d4bea452521 https://git.kernel.org/stable/c/6b3b002de90738e3c85853a682ce7e0fa078d42b https://git.kernel.org/stable/c/83af5816308b490b05fc8fa27fc1bdc769df200a https://git.kernel.org/stable/c/8d071d270afba468708faca5f7b6d9e656f75e27 https://git.kernel.org/stable/c/94bc2fe46102d1e060fc749c0c19511e76c9995f https://git.kernel.org/stable/c/b7a2bcb4a3731d68f938207f75ed3e1d41774510 https://git.kernel.org/stable/c/bd051b3e184fa56eeb6276ee913ba4d48069024b https://git.kernel.org/stable/c/d0d04b95e8ed0223844a1d58497c686fe2e4a955 https://git.kernel.org/stable/c/d9213d4f372d30b5bc4d921795d6bed0c0e3eebf

Frequently Asked Questions

What is CVE-2021-47315? +
In the Linux kernel, the following vulnerability has been resolved: memory: fsl_ifc: fix leak of IO mapping on probe failure On probe error the driver should unmap the IO memory. Smatch reports: drivers/memory/fsl_ifc.c:298 fsl_ifc_ctrl_probe() warn: 'fsl_ifc_ctrl_dev->gregs' not released on lines: 298. It has a CVSS v3.1 base score of 5.5 (MEDIUM).
How severe is CVE-2021-47315? +
CVE-2021-47315 has a CVSS v3.1 score of 5.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.
What products are affected by CVE-2021-47315? +
CVE-2021-47315 affects products from linux, specifically: linux_kernel. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2021-47315? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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