Vulnerability identifier: #VU94274

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-2024-40967

CWE-ID: CWE-667

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 locking within the imx_uart_console_write() function in drivers/tty/serial/imx.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/7f2b9ab6d0b26f16cd38dd9fd91d51899635f7c7
http://git.kernel.org/stable/c/7f9e70c68b7ace0141fe3bc94bf7b61296b71916
http://git.kernel.org/stable/c/982ae3376c4c91590d38dc8a676c10f7df048a44
http://git.kernel.org/stable/c/53b2c95547427c358f45515a9f144efee95e3701
http://git.kernel.org/stable/c/e533e4c62e9993e62e947ae9bbec34e4c7ae81c2

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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.