#VU104298 Memory leak in Linux kernel - CVE-2022-49486

Vulnerability identifier: #VU104298

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-2022-49486

CWE-ID: CWE-401

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 memory leak within the imx_sgtl5000_probe() function in sound/soc/fsl/imx-sgtl5000.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/41cd312dfe980af869c3503b4d38e62ed20dd3b7
https://git.kernel.org/stable/c/4bfbbfdb3d761323127a67d7d765abe2f77d7b21
https://git.kernel.org/stable/c/7f75e9f629ef54a0845b43889d8ab9dd6e280dd5
https://git.kernel.org/stable/c/922bccdb1796a9e7b989f2bc6d9ada7b499a4329
https://git.kernel.org/stable/c/96fc3da6184af5687e153d420cd7dcdeefdd2f9a
https://git.kernel.org/stable/c/e84aaf23ca82753d765bf84d05295d9d9c5fed29

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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.