Improper error handling in Linux kernel microsoft mana driver

1) Improper error handling

EUVDB-ID: #VU90959

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-2023-52532

CWE-ID: CWE-388 - Error Handling

Exploit availability: No

Description

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

The vulnerability exists due to improper error handling within the mana_poll_tx_cq() function in drivers/net/ethernet/microsoft/mana/mana_en.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/b67d7b1bfc46d05c1a58b172516454698e8d5004
http://git.kernel.org/stable/c/a910e0f6304726da30a212feecec65cb97ff7a80
http://git.kernel.org/stable/c/b2b000069a4c307b09548dc2243f31f3ca0eac9c

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.