#VU112829 Buffer overflow in Linux kernel - CVE-2025-38315

Vulnerability identifier: #VU112829

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-2025-38315

CWE-ID: CWE-119

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 memory corruption within the btintel_uefi_get_dsbr() function in drivers/bluetooth/btintel.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/3aa1dc3c9060e335e82e9c182bf3d1db29220b1b
https://git.kernel.org/stable/c/7b8526bb489780ccc0caffc446ecabec83cfe568
https://git.kernel.org/stable/c/9427f6081f37c795a8bd29d0ee72a4da3bd64af8

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Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?