CVE-2023-52663: linux kernel — Fix

Description

In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: amd: Fix memory leak in amd_sof_acp_probe() Driver uses kasprintf() to initialize fw_{code,data}_bin members of struct acp_dev_data, but kfree() is never called to deallocate the memory, which results in a memory leak. Fix the issue by switching to devm_kasprintf(). Additionally, ensure the allocation was successful by checking the pointer validity.

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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-401 CWE-401

Affected Products

Vendor	Product	Versions
linux	linux_kernel	6.6 — 6.6.23
linux	linux_kernel	6.7 — 6.7.11
linux	linux_kernel	6.8 — 6.8.2

References

Advisories & Patches

https://git.kernel.org/stable/c/222be59e5eed1554119294edc743ee548c2371d0 https://git.kernel.org/stable/c/7296152e58858f928db448826eb7ba5ae611297b https://git.kernel.org/stable/c/88028c45d5871dfc449b2b0a27abf6428453a5ec https://git.kernel.org/stable/c/be4760799c6a7c01184467287f0de41e0dd255f8 https://git.kernel.org/stable/c/222be59e5eed1554119294edc743ee548c2371d0 https://git.kernel.org/stable/c/7296152e58858f928db448826eb7ba5ae611297b https://git.kernel.org/stable/c/88028c45d5871dfc449b2b0a27abf6428453a5ec https://git.kernel.org/stable/c/be4760799c6a7c01184467287f0de41e0dd255f8

Frequently Asked Questions

What is CVE-2023-52663? +

In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: amd: Fix memory leak in amd_sof_acp_probe() Driver uses kasprintf() to initialize fw_{code,data}_bin members of struct acp_dev_data, but kfree() is never called to deallocate the memory, which results in a memory leak. Fix the issue by switching to devm_kasprintf(). Additionally, ensure the allocation was successful by checking the pointer validity. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2023-52663? +

CVE-2023-52663 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-2023-52663? +

CVE-2023-52663 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-2023-52663? +

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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