Vulnerability identifier: #VU91643

Vulnerability 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-2024-27391

CWE-ID: CWE-401

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor: Linux Foundation

Description

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

The vulnerability exists due to memory leak within the wilc_netdev_ifc_init() function in drivers/net/wireless/microchip/wilc1000/netdev.c, within the wilc_cfg80211_init() function in drivers/net/wireless/microchip/wilc1000/cfg80211.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel:

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External links
http://git.kernel.org/stable/c/515cc676dfbce40d93c92b1ff3c1070e917f4e52
http://git.kernel.org/stable/c/4041c60a9d543b3ad50225385b072ba68e96166e
http://git.kernel.org/stable/c/90ae293d1d255f622318fce6eeea2e18f9fde5c1
http://git.kernel.org/stable/c/9ab0c303ccabfd6bdce14432792d41090070008c
http://git.kernel.org/stable/c/328efda22af81130c2ad981c110518cb29ff2f1d

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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.