#VU105003 NULL pointer dereference in Linux kernel - CVE-2024-58020

Vulnerability identifier: #VU105003

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-2024-58020

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 mt_input_configured() function in drivers/hid/hid-multitouch.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
https://git.kernel.org/stable/c/4e7113f591163d99adc7cbcd7295030c8c5d3fc7
https://git.kernel.org/stable/c/62f8bf06262b6fc55c58f4c5256140f1382f3b01
https://git.kernel.org/stable/c/97c09cc2e72769edb6994b531edcfa313b96bade
https://git.kernel.org/stable/c/9b8e2220d3a052a690b1d1b23019673e612494c5
https://git.kernel.org/stable/c/aa879ef6d3acf96fa2c7122d0632061d4ea58d48

---

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.