#VU91410 Infinite loop in Linux kernel - CVE-2024-35981

Vulnerability identifier: #VU91410

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-2024-35981

CWE-ID: CWE-835

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 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

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External links
https://git.kernel.org/stable/c/539a2b995a4ed93125cb0efae0f793b00ab2158b
https://git.kernel.org/stable/c/43a71c1b4b3a6d4db857b1435d271540279fc7de
https://git.kernel.org/stable/c/28e9a64638cd16bc1ecac9ff74ffeacb9fb652de
https://git.kernel.org/stable/c/059a49aa2e25c58f90b50151f109dd3c4cdb3a47

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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.