Improper error handling in Linux kernel f2fs

1) Improper error handling

EUVDB-ID: #VU96168

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-2024-42273

CWE-ID: CWE-388 - Error Handling

Exploit availability: No

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 __get_segment_type_6() function in fs/f2fs/segment.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

CPE2.3

External links

http://git.kernel.org/stable/c/5fd057160ab240dd816ae09b625395d54c297de1
http://git.kernel.org/stable/c/4239571c5db46a42f723b8fa8394039187c34439
http://git.kernel.org/stable/c/0cd106612396656d6f1ca17ef192c6759bb60791
http://git.kernel.org/stable/c/8cb1f4080dd91c6e6b01dbea013a3f42341cb6a1

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.