SB2024082652 - NULL pointer dereference in Linux kernel powerplay hwmgr driver
Published: August 26, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024082652
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-2024-43909)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the smu7_update_edc_leakage_table() and smu7_hwmgr_backend_init() functions in drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_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/37b9df457cbcf095963d18f17d6cb7dfa0a03fce
- https://git.kernel.org/stable/c/1b8aa82b80bd947b68a8ab051d960a0c7935e22d
- https://git.kernel.org/stable/c/09544cd95c688d3041328a4253bd7514972399bb
- https://git.kernel.org/stable/c/7f56f050f02c27ed89cce1ea0c04b34abce32751
- https://git.kernel.org/stable/c/c02c1960c93eede587576625a1221205a68a904f
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.165
- 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