Reachable assertion in Linux kernel f2fs

1) Reachable assertion

EUVDB-ID: #VU93128

Risk: Low

CVSSv3.1: 4.8 [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-2024-33847

CWE-ID: CWE-617 - Reachable Assertion

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to reachable assertion within the f2fs_setattr() function in fs/f2fs/file.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/b8962cf98595d1ec62f40f23667de830567ec8bc
http://git.kernel.org/stable/c/8acae047215024d1ac499b3c8337ef1b952f160b
http://git.kernel.org/stable/c/3ccf5210dc941a7aa0180596ac021568be4d35ec
http://git.kernel.org/stable/c/9f9341064a9b5246a32a7fe56b9f80c6f7f3c62d
http://git.kernel.org/stable/c/5268241b41b1c5d0acca75e9b97d4fd719251c8c
http://git.kernel.org/stable/c/29ed2b5dd521ce7c5d8466cd70bf0cc9d07afeee

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.