Resource management error in Linux kernel firmware qcom driver

1) Resource management error

EUVDB-ID: #VU93393

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-2024-35994

CWE-ID: CWE-399 - Resource Management Errors

Exploit availability: No

Description

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

The vulnerability exists due to resource management error within the EXPORT_SYMBOL_GPL() and qcom_scm_qseecom_app_send() functions in drivers/firmware/qcom/qcom_scm.c, within the __array_offs(), qsee_uefi_get_variable(), qsee_uefi_set_variable(), qsee_uefi_get_next_variable() and qsee_uefi_query_variable_info() functions in drivers/firmware/qcom/qcom_qseecom_uefisecapp.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/dd22b34fb53cb04b13b2f5eee5c9200bb091fc88
http://git.kernel.org/stable/c/ed09f81eeaa8f9265e1787282cb283f10285c259

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.