#VU112768 NULL pointer dereference in Linux kernel - CVE-2025-38304

Vulnerability identifier: #VU112768

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-2025-38304

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 eir_create_scan_rsp() function in net/bluetooth/eir.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/20a2aa01f5aeb6daad9aeaa7c33dd512c58d81eb
https://git.kernel.org/stable/c/497c9d2d7d3983826bb02c10fb4a5818be6550fb
https://git.kernel.org/stable/c/4bf29910570666e668a60d953f8da78e95bb7fa2
https://git.kernel.org/stable/c/7d99cc0f8e6fa0f35570887899f178122a61d44e
https://git.kernel.org/stable/c/842f7c3154d5b25ca11753c02ee8cf6ee64c0142

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Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?