#VU90048 Use-after-free in Linux kernel - CVE-2024-36899
Published: May 30, 2024 / Updated: May 14, 2025
Vulnerability identifier: #VU90048
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2024-36899
CWE-ID: CWE-416
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 escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the gpio_chrdev_release() function in drivers/gpio/gpiolib-cdev.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/95ca7c90eaf5ea8a8460536535101e3e81160e2a
- https://git.kernel.org/stable/c/ca710b5f40b8b16fdcad50bebd47f50e4c62d239
- https://git.kernel.org/stable/c/02f6b0e1ec7e0e7d059dddc893645816552039da
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.234
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.177
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.127
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.31
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.10