Vulnerability identifier: #VU93056

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-2024-35800

CWE-ID: CWE-476

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 NULL pointer dereference within the generic_ops_supported() function in drivers/firmware/efi/efi.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/b9d103aca85f082a343b222493f3cab1219aaaf4
http://git.kernel.org/stable/c/9114ba9987506bcfbb454f6e68558d68cb1abbde
http://git.kernel.org/stable/c/7784135f134c13af17d9ffb39a57db8500bc60ff
http://git.kernel.org/stable/c/090d2b4515ade379cd592fbc8931344945978210
http://git.kernel.org/stable/c/62b71cd73d41ddac6b1760402bbe8c4932e23531

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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.