#VU95513 Infinite loop in Linux kernel - CVE-2024-42237

Vulnerability identifier: #VU95513

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-2024-42237

CWE-ID: CWE-835

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 infinite loop within the cs_dsp_load(), cs_dsp_load_coeff() and regmap_async_complete() functions in drivers/firmware/cirrus/cs_dsp.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/259955eca9b7acf1299b1ac077d8cfbe12df35d8
https://git.kernel.org/stable/c/3a9cd924aec1288d675df721f244da4dd7e16cff
https://git.kernel.org/stable/c/71d9e313d8f7e18c543a9c80506fe6b1eb1fe0c8
https://git.kernel.org/stable/c/6598afa9320b6ab13041616950ca5f8f938c0cf1

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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.