#VU97526 NULL pointer dereference in Linux kernel - CVE-2024-46749
Published: September 18, 2024 / Updated: May 12, 2025
Vulnerability identifier: #VU97526
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-2024-46749
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 btnxpuart_close() and btnxpuart_flush() functions in drivers/bluetooth/btnxpuart.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/013dae4735d2010544d1f2121bdeb8e6c9ea171e
- https://git.kernel.org/stable/c/056e0cd381d59a9124b7c43dd715e15f56a11635
- https://git.kernel.org/stable/c/c68bbf5e334b35b36ac5b9f0419f1f93f796bad1
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.51