SB20240620187 - NULL pointer dereference in Linux kernel disp dpu1 driver
Published: June 20, 2024 Updated: May 13, 2025
Security Bulletin ID
SB20240620187
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-2022-48749)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the dpu_setup_dspp_pcc() function in drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dspp.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/93a6e920d8ccb4df846c03b6e72f7e08843d294c
- https://git.kernel.org/stable/c/8f069f6dde518dfebe86e848508c07e497bd9298
- https://git.kernel.org/stable/c/1ebc18836d5df09061657f8c548e594cbb519476
- https://git.kernel.org/stable/c/170b22234d5495f5e0844246e23f004639ee89ba
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.96
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.19
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17