SB2024102273 - NULL pointer dereference in Linux kernel dml dcn32 driver
Published: October 22, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024102273
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-2024-49898)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the subvp_drr_schedulable() and subvp_vblank_schedulable() functions in drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.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/3fc70ae048fe0936761b73b50700a810ff61e853
- https://git.kernel.org/stable/c/115b1a3b0944b4d8ef0b4b0c5a625bdd9474131f
- https://git.kernel.org/stable/c/367cd9ceba1933b63bc1d87d967baf6d9fd241d2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.120
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.14
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.64