#VU99213 Input validation error in Linux kernel - CVE-2022-49005

Vulnerability identifier: #VU99213

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-2022-49005

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 snd_soc_put_volsw_sx() function in sound/soc/soc-ops.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/e46adadf19248d59af3aa6bc52e09115bf479bf7
https://git.kernel.org/stable/c/4a95a49f26308782b4056401989ecd7768fda8fa
https://git.kernel.org/stable/c/46bab25cc0230df60d1c02b651cc5640a14b08df
https://git.kernel.org/stable/c/73dce3c1d48c4662bdf3ccbde1492c2cb4bfd8ce
https://git.kernel.org/stable/c/b50c9641897274c3faef5f95ac852f54b94be2e8
https://git.kernel.org/stable/c/98b15c706644bebc19d2e77ccc360cc51444f6d0
https://git.kernel.org/stable/c/325d94d16e3131b54bdf07356e4cd855e0d853fc
https://git.kernel.org/stable/c/698813ba8c580efb356ace8dbf55f61dac6063a8

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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.