Vulnerability identifier: #VU94481

Vulnerability risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/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-2022-48834

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 usbtmc_ioctl_request() function in drivers/usb/class/usbtmc.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel:

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External links
http://git.kernel.org/stable/c/700a0715854c1e79a73341724ce4f5bb01abc016
http://git.kernel.org/stable/c/10a805334a11acd547602d6c4cf540a0f6ab5c6e
http://git.kernel.org/stable/c/c69aef9db878ab277068a8cc1b4bf0cf309dc2b7
http://git.kernel.org/stable/c/5f6a2d63c68c12cf61259df7c3527a0e05dce952
http://git.kernel.org/stable/c/e9b667a82cdcfe21d590344447d65daed52b353b

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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.