SB2024082656 - NULL pointer dereference in Linux kernel powerplay hwmgr driver
Published: August 26, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024082656
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-2024-43905)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the vega10_find_dpm_states_clocks_in_dpm_table(), vega10_generate_dpm_level_enable_mask(), vega10_check_states_equal(), vega10_set_sclk_od(), vega10_set_mclk_od(), vega10_odn_update_power_state() and vega10_get_performance_level() functions in drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.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/c2629daf218a325f4d69754452cd42fe8451c15b
- https://git.kernel.org/stable/c/2e538944996d0dd497faf8ee81f8bfcd3aca7d80
- https://git.kernel.org/stable/c/69a441473fec2fc2aa2cf56122d6c42c4266a239
- https://git.kernel.org/stable/c/50151b7f1c79a09117837eb95b76c2de76841dab
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.226
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.167
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.105
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.46