CVE-2021-47253

Published May 21, 2024

Last updated 6 months ago

Overview

Description
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix potential memory leak in DMUB hw_init [Why] On resume we perform DMUB hw_init which allocates memory: dm_resume->dm_dmub_hw_init->dc_dmub_srv_create->kzalloc That results in memory leak in suspend/resume scenarios. [How] Allocate memory for the DC wrapper to DMUB only if it was not allocated before. No need to reallocate it on suspend/resume.
Source
416baaa9-dc9f-4396-8d5f-8c081fb06d67
NVD status
Awaiting Analysis

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References