CVE-2024-56730: linux kernel Null Dereference — Fix

Description

In the Linux kernel, the following vulnerability has been resolved: net/9p/usbg: fix handling of the failed kzalloc() memory allocation On the linux-next, next-20241108 vanilla kernel, the coccinelle tool gave the following error report: ./net/9p/trans_usbg.c:912:5-11: ERROR: allocation function on line 911 returns NULL not ERR_PTR on failure kzalloc() failure is fixed to handle the NULL return case on the memory exhaustion.

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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-476 CWE-476

Affected Products

Vendor	Product	Versions
linux	linux_kernel	6.12 — 6.12.2

References

Advisories & Patches

https://git.kernel.org/stable/c/2cdb416de8b5795fd25fadcb69e1198b6df6d8cc https://git.kernel.org/stable/c/ff1060813d9347e8c45c8b8cff93a4dfdb6726ad

Frequently Asked Questions

What is CVE-2024-56730? +

In the Linux kernel, the following vulnerability has been resolved: net/9p/usbg: fix handling of the failed kzalloc() memory allocation On the linux-next, next-20241108 vanilla kernel, the coccinelle tool gave the following error report: ./net/9p/trans_usbg.c:912:5-11: ERROR: allocation function on line 911 returns NULL not ERR_PTR on failure kzalloc() failure is fixed to handle the NULL return case on the memory exhaustion. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2024-56730? +

CVE-2024-56730 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-2024-56730? +

CVE-2024-56730 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-2024-56730? +

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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CVE-2024-56730