Input validation error in Linux kernel bluetooth driver

1) Input validation error

EUVDB-ID: #VU90848

Risk: Low

CVSSv3.1: 4.8 [AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-36033

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The vulnerability exists due to improper input validation within the qca_read_fw_board_id() function in drivers/bluetooth/btqca.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Linux kernel: All versions

CPE2.3

External links

http://git.kernel.org/stable/c/bcccdc947d2ca5972b1e92d0dea10803ddc08ceb
http://git.kernel.org/stable/c/ba307abed5e09759845c735ba036f8c12f55b209
http://git.kernel.org/stable/c/f30c37cb4549baf8377434892d520fe7769bdba7
http://git.kernel.org/stable/c/0adcf6be1445ed50bfd4a451a7a782568f270197

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.