Out-of-bounds read in Linux kernel soc codecs

1) Out-of-bounds read

EUVDB-ID: #VU92907

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-2022-48717

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

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

The vulnerability exists due to an out-of-bounds read error within the speaker_gain_control_put() function in sound/soc/codecs/max9759.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

• cpe:2.3:o:linux_foundation:linux_kernel:*:*:*:*:*:*:*:*

External links

https://git.kernel.org/stable/c/a0f49d12547d45ea8b0f356a96632dd503941c1e
https://git.kernel.org/stable/c/71e60c170105d153e34d01766c1e4db26a4b24cc
https://git.kernel.org/stable/c/5a45448ac95b715173edb1cd090ff24b6586d921
https://git.kernel.org/stable/c/baead410e5db49e962a67fffc17ac30e44b50b7c
https://git.kernel.org/stable/c/f114fd6165dfb52520755cc4d1c1dfbd447b88b6
https://git.kernel.org/stable/c/4c907bcd9dcd233da6707059d777ab389dcbd964

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.