#VU102941 Improper locking in Linux kernel - CVE-2024-43098

Vulnerability identifier: #VU102941

Vulnerability risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-43098

CWE-ID: CWE-667

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 improper locking within the i3c_device_uevent() function in drivers/i3c/master.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

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External links
https://git.kernel.org/stable/c/1f51ae217d09c361ede900b94735a6d2df6c0344
https://git.kernel.org/stable/c/2d98fa2a50b8058de52ada168fa5dbabb574711b
https://git.kernel.org/stable/c/5ac1dd51aaa0ce8b5421d1137e857955a4b6f55e
https://git.kernel.org/stable/c/6cf7b65f7029914dc0cd7db86fac9ee5159008c6
https://git.kernel.org/stable/c/816187b1833908941286e71b0041059a4acd52ed
https://git.kernel.org/stable/c/9a2173660ee53d5699744f02e6ab7bf89fcd0b1a
https://git.kernel.org/stable/c/ffe19e363c6f8b992ba835a361542568dea17409

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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.