SB20241230140 - NULL pointer dereference in Linux kernel gpio driver
Published: December 30, 2024 Updated: May 11, 2025
Security Bulletin ID
SB20241230140
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) NULL pointer dereference (CVE-ID: CVE-2024-56634)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the grgpio_probe() function in drivers/gpio/gpio-grgpio.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/050b23d081da0f29474de043e9538c1f7a351b3b
- https://git.kernel.org/stable/c/09adf8792b61c09ae543972a1ece1884ef773848
- https://git.kernel.org/stable/c/4733f68e59bb7b9e3d395699abb18366954b9ba7
- https://git.kernel.org/stable/c/53ff0caa6ad57372d426b4f48fc0f66df43a731f
- https://git.kernel.org/stable/c/8d2ca6ac3711a4f4015d26b7cc84f325ac608edb
- https://git.kernel.org/stable/c/ad4dfa7ea7f5f7e9a3c78627cfc749bc7005ca7a
- https://git.kernel.org/stable/c/db2fc255fcf41f536ac8666409849e11659af88d
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.5