NULL pointer dereference in Linux kernel - CVE-2024-43905
Published: August 26, 2024 / Updated: May 12, 2025
Vulnerability identifier: #VU96528
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2024-43905
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
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.
How to mitigate CVE-2024-43905
Install update from vendor's website.
Sources
- 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