SB20241230174 - NULL pointer dereference in Linux kernel accel ivpu driver
Published: December 30, 2024 Updated: May 11, 2025
Security Bulletin ID
SB20241230174
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-2024-56540)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the ivpu_jsm_pwr_d0i3_enter(), ivpu_jsm_hws_setup_priority_bands(), ivpu_jsm_dct_enable() and ivpu_jsm_dct_disable() functions in drivers/accel/ivpu/ivpu_jsm_msg.c, within the ivpu_ipc_receive() and ivpu_ipc_send_receive_active() functions in drivers/accel/ivpu/ivpu_ipc.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.