Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: populate subvp cmd info only for the top pipe [Why] System restart observed while changing the display resolution to 8k with extended mode. Sytem restart was caused by a page fault. [How] When the driver populates subvp info it did it for both the pipes using vblank which caused an outof bounds array access causing the page fault. added checks to allow the top pipe only to fix this issue.
CVSS Score
HIGH
References
- https://git.kernel.org/stable/c/375d192eb1f1d9229a6d994da7ba31f3582b106b
- https://git.kernel.org/stable/c/92e6c79acad4b96efeff261d27bdbd8089a7dd24
- https://git.kernel.org/stable/c/9bb10b7aaec3b6278f9cc410c17dcaa129bbbbf0
FAQ
What is CVE-2023-53806?
CVE-2023-53806 is a vulnerability with a CVSS score of 7.8 (HIGH). In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: populate subvp cmd info only for the top pipe [Why] System restart observed while changing the display resolution...
How severe is CVE-2023-53806?
CVE-2023-53806 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-53806?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.