#VU93331 NULL pointer dereference in Linux kernel - CVE-2024-39466

Vulnerability identifier: #VU93331

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-2024-39466

CWE-ID: CWE-476

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 NULL pointer dereference within the lmh_probe() function in drivers/thermal/qcom/lmh.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
http://git.kernel.org/stable/c/2226b145afa5e13cb60dbe77fb20fb0666a1caf3
http://git.kernel.org/stable/c/560d69c975072974c11434ca6953891e74c1a665
http://git.kernel.org/stable/c/0a47ba94ec3d8f782b33e3d970cfcb769b962464
http://git.kernel.org/stable/c/aa1a0807b4a76b44fb6b58a7e9087cd4b18ab41b
http://git.kernel.org/stable/c/d9d3490c48df572edefc0b64655259eefdcbb9be

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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.