Buffer overflow in Linux kernel soc codecs



Published: 2024-06-25
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-48716
CWE-ID CWE-119
Exploitation vector Local
Public exploit N/A
Vulnerable software
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Linux kernel
Operating systems & Components / Operating system

Vendor Linux Foundation

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU93249

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-2022-48716

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

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

The vulnerability exists due to memory corruption within the wcd938x_sdw_connect_port(), wcd938x_set_compander(), wcd938x_get_swr_port() and wcd938x_set_swr_port() functions in sound/soc/codecs/wcd938x.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/aa7152f9f117b3e66b3c0d4158ca4c6d46ab229f
http://git.kernel.org/stable/c/9167f2712dc8c24964840a4d1e2ebf130e846b95
http://git.kernel.org/stable/c/c5c1546a654f613e291a7c5d6f3660fc1eb6d0c7


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.



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