#VU107695 NULL pointer dereference in Linux kernel - CVE-2025-39755

Vulnerability identifier: #VU107695

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-2025-39755

CWE-ID: CWE-476

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 NULL pointer dereference within the MODULE_DEVICE_TABLE() function in drivers/staging/gpib/cb7210/cb7210.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel: 6.14, 6.14.1

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External links
https://git.kernel.org/stable/c/7ec50077d7f6647cb6ba3a2a20a6c26f51259c7d
https://git.kernel.org/stable/c/c1baf6528bcfd6a86842093ff3f8ff8caf309c12
https://git.kernel.org/stable/c/c82ae06f49e70d1c14ee9c76c392345856d050c9
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.14.2

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.