#VU99446 NULL pointer dereference in Linux kernel - CVE-2024-50069

Vulnerability identifier: #VU99446

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-2024-50069

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 apple_gpio_pinctrl_probe() function in drivers/pinctrl/pinctrl-apple-gpio.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/0a4d4dbef622ac8796a6665e0080da2685f9220a
https://git.kernel.org/stable/c/fad940e2dd789155f99ecafa71a7baf6f96530bc
https://git.kernel.org/stable/c/4d2296fb7c80fdc9925d29a8e85d617cad08731a
https://git.kernel.org/stable/c/665a58fe663ac7a9ea618dc0b29881649324b116

---

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.