#VU104870 Resource management error in Linux kernel - CVE-2022-49430

Vulnerability identifier: #VU104870

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-2022-49430

CWE-ID: CWE-399

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 resource management error within the gpio_keys_quiesce_key() function in drivers/input/keyboard/gpio_keys.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/4160e09619086fc155b51ccdb3462a3f233a5f4b
https://git.kernel.org/stable/c/8b1ae300c2953257c146b5f0757537935c0b6027
https://git.kernel.org/stable/c/96c460687813915dedca9dd7d04ae0e90607fd79
https://git.kernel.org/stable/c/cee409bbba0d1bd3fb73064fb480ff365f453b5d

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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.