SB2024102252 - NULL pointer dereference in Linux kernel hwss dcn20 driver
Published: October 22, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024102252
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-2024-49906)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the dcn20_program_pipe() function in drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.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/2002ccb93004e76a471b180560accb2c1f850f35
- https://git.kernel.org/stable/c/1b686053c06ffb9f4524b288110cf2a831ff7a25
- 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