Improper Initialization in Linux kernel iwlwifi mvm driver

1) Improper Initialization

EUVDB-ID: #VU91554

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-2024-26693

CWE-ID: CWE-665 - Improper Initialization

Exploit availability: No

Description

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

The vulnerability exists due to improper initialization within the iwl_mvm_is_dup() function in drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c, within the iwl_mvm_sta_state_notexist_to_none() function in drivers/net/wireless/intel/iwlwifi/mvm/mac80211.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/00f4eb31b8193f6070ce24df636883f9c104ca95
http://git.kernel.org/stable/c/c12f0f4d4caf23b1bfdc2602b6b70d56bdcd6aa7
http://git.kernel.org/stable/c/b7198383ef2debe748118996f627452281cf27d7

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.