#VU111639 Division by zero in Linux kernel - CVE-2025-38072

Vulnerability identifier: #VU111639

Vulnerability risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2025-38072

CWE-ID: CWE-369

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor: Linux Foundation

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a division by zero error within the nd_label_data_init() function in drivers/nvdimm/label.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's repository.

Vulnerable software versions

Linux kernel: All versions

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External links
https://git.kernel.org/stable/c/1d1e1efad1cf049e888bf175a5c6be85d792620c
https://git.kernel.org/stable/c/2bd4a938d2eda96ab7288b8fa5aae84a1de8c4ca
https://git.kernel.org/stable/c/396c46d3f59a18ebcc500640e749f16e197d472b
https://git.kernel.org/stable/c/db1aef51b8e66a77f76b1250b914589c31a0a0ed
https://git.kernel.org/stable/c/e14347f647ca6d76fe1509b6703e340f2d5e2716
https://git.kernel.org/stable/c/ea3d95e05e97ea20fd6513f647393add16fce3b2
https://git.kernel.org/stable/c/ef1d3455bbc1922f94a91ed58d3d7db440652959
https://git.kernel.org/stable/c/f49c337037df029440a8390380dd35d2cf5924d3

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Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?