CVE-2024-56676: linux kernel — Fix

Description

In the Linux kernel, the following vulnerability has been resolved: thermal: testing: Initialize some variables annoteded with _free() Variables annotated with __free() need to be initialized if the function can return before they get updated for the first time or the attempt to free the memory pointed to by them upon function return may crash the kernel. Fix this issue in some places in the thermal testing code.

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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-909 CWE-909

Affected Products

Vendor	Product	Versions
linux	linux_kernel	6.12 — 6.12.2

References

Advisories & Patches

https://git.kernel.org/stable/c/0104dcdaad3a7afd141e79a5fb817a92ada910ac https://git.kernel.org/stable/c/526c132124a62be486bad1701f7e8e92212ccec6

Frequently Asked Questions

What is CVE-2024-56676? +

In the Linux kernel, the following vulnerability has been resolved: thermal: testing: Initialize some variables annoteded with _free() Variables annotated with __free() need to be initialized if the function can return before they get updated for the first time or the attempt to free the memory pointed to by them upon function return may crash the kernel. Fix this issue in some places in the thermal testing code. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2024-56676? +

CVE-2024-56676 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-2024-56676? +

CVE-2024-56676 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-2024-56676? +

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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