Input validation error in Linux kernel soc qcom driver

1) Input validation error

EUVDB-ID: #VU96200

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/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-2024-43849

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The vulnerability exists due to improper input validation within the pdr_locator_new_server(), pdr_locator_del_server() and pdr_get_domain_list() functions in drivers/soc/qcom/pdr_interface.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

External links

http://git.kernel.org/stable/c/475a77fb3f0e1d527f56c60b79f5879661df5b80
http://git.kernel.org/stable/c/3e815626d73e05152a8142f6e44aecc4133e6e08
http://git.kernel.org/stable/c/8543269567e2fb3d976a8255c5e348aed14f98bc
http://git.kernel.org/stable/c/107924c14e3ddd85119ca43c26a4ee1056fa9b84

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.