SB20241230118 - NULL pointer dereference in Linux kernel irqchip driver
Published: December 30, 2024 Updated: May 12, 2025
Security Bulletin ID
SB20241230118
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-2024-56682)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the aplic_msi_setup() function in drivers/irqchip/irq-riscv-aplic-msi.c, within the aplic_probe() function in drivers/irqchip/irq-riscv-aplic-main.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.