Infinite loop in Linux kernel net driver

1) Infinite loop

EUVDB-ID: #VU91410

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-2024-35981

CWE-ID: CWE-835 - Loop with Unreachable Exit Condition ('Infinite Loop')

Exploit availability: No

Description

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

The vulnerability exists due to infinite loop within the virtnet_get_rxfh() and virtnet_probe() functions in drivers/net/virtio_net.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/539a2b995a4ed93125cb0efae0f793b00ab2158b
http://git.kernel.org/stable/c/43a71c1b4b3a6d4db857b1435d271540279fc7de
http://git.kernel.org/stable/c/28e9a64638cd16bc1ecac9ff74ffeacb9fb652de
http://git.kernel.org/stable/c/059a49aa2e25c58f90b50151f109dd3c4cdb3a47

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.