#VU95512 Improper error handling in Linux kernel - CVE-2024-42248

Vulnerability identifier: #VU95512

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-2024-42248

CWE-ID: CWE-388

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 error handling within the ma35d1serial_probe() function in drivers/tty/serial/ma35d1_serial.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/23efa74cfe6eb923abb5b9bc51b2a04879013c67
https://git.kernel.org/stable/c/0e0e15ab2d3a094a38525d23c03d78ec7d14a40e
https://git.kernel.org/stable/c/acd09ac253b5de8fd79fc61a482ee19154914c7a

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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.