#VU104289 Memory leak in Linux kernel - CVE-2022-49466

Vulnerability identifier: #VU104289

Vulnerability risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:U/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-49466

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 scmi_regulator_probe() function in drivers/regulator/scmi-regulator.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/299a002161c7bfb72e99ba45e5b660aecc344ea0
https://git.kernel.org/stable/c/4a59c763ef9b68c711dc2fd2ef4a6648da5480ee
https://git.kernel.org/stable/c/68d6c8476fd4f448e70e0ab31ff972838ac41dae
https://git.kernel.org/stable/c/9ebbfa73d69909b7c737f599fd4ebd42318fc881

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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.