SB20240530152 - Use-after-free in Linux kernel gpio driver
Published: May 30, 2024 Updated: May 14, 2025
Security Bulletin ID
SB20240530152
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2024-36899)
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.
References
- 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