Vulnerability identifier: #VU91553

Vulnerability 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-2024-26803

CWE-ID: CWE-665

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 initialization within the veth_enable_xdp(), veth_disable_xdp() and veth_xdp_set() functions in drivers/net/veth.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel:

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External links
http://git.kernel.org/stable/c/f011c103e654d83dc85f057a7d1bd0960d02831c
http://git.kernel.org/stable/c/7985d73961bbb4e726c1be7b9cd26becc7be8325
http://git.kernel.org/stable/c/16edf51f33f52dff70ed455bc40a6cc443c04664
http://git.kernel.org/stable/c/8f7a3894e58e6f5d5815533cfde60e3838947941
http://git.kernel.org/stable/c/fe9f801355f0b47668419f30f1fac1cf4539e736

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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.