#VU97261 NULL pointer dereference in Linux kernel - CVE-2024-46691
Published: September 13, 2024 / Updated: May 12, 2025
Vulnerability identifier: #VU97261
Vulnerability risk: Low
CVSSv4.0: 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-2024-46691
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
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 pmic_glink_ucsi_notify(), pmic_glink_ucsi_callback() and pmic_glink_ucsi_probe() functions in drivers/usb/typec/ucsi/ucsi_glink.c, within the EXPORT_SYMBOL_GPL() function in drivers/soc/qcom/pmic_glink.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.