#VU90849 Input validation error in Linux kernel - CVE-2024-36032

Vulnerability identifier: #VU90849

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-2024-36032

CWE-ID: CWE-20

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 improper input validation within the qca_read_fw_build_info() 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

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External links
https://git.kernel.org/stable/c/57062aa13e87b1a78a4a8f6cb5fab6ba24f5f488
https://git.kernel.org/stable/c/6b63e0ef4d3ce0080395e5091fba2023f246c45a
https://git.kernel.org/stable/c/a571044cc0a0c944e7c12237b6768aeedd7480e1
https://git.kernel.org/stable/c/cda0d6a198e2a7ec6f176c36173a57bdd8af7af2

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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.