Memory leak in Linux kernel broadcom bnxt driver

1) Memory leak

EUVDB-ID: #VU89974

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-2024-35972

CWE-ID: CWE-401 - Missing release of memory after effective lifetime

Exploit availability: No

Description

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

The vulnerability exists due to memory leak within the bnxt_rdma_aux_device_init() function in drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.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/c60ed825530b8c0cc2b524efd39b1d696ec54004
http://git.kernel.org/stable/c/10a9d6a7513f93d7faffcb341af0aa42be8218fe
http://git.kernel.org/stable/c/7ac10c7d728d75bc9daaa8fade3c7a3273b9a9ff

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.