#VU111492 Out-of-bounds read in Linux kernel - CVE-2025-38082

Vulnerability identifier: #VU111492

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-2025-38082

CWE-ID: CWE-125

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 an out-of-bounds read error within the gpio_virtuser_direction_do_write() and gpio_virtuser_consumer_write() functions in drivers/gpio/gpio-virtuser.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/7118be7c6072f40391923543fdd1563b8d56377c
https://git.kernel.org/stable/c/afe090366f470f77e140ff3407db813f57852c04
https://git.kernel.org/stable/c/b96feaaa0fda1e3871b438143c3446954b32d3a7

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Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?