CVE-2021-47253

May 21, 2024, 4:54 p.m.

None
No Score

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.

Product(s) Impacted

Product Versions
Linux kernel

Weaknesses

Common security weaknesses mapped to this vulnerability.

References

https://git.kernel.org/stable/c/9e8c2af010463197315fa54a6c17e74988b5259c
https://git.kernel.org/stable/c/aa000f828e60ac15d6340f606ec4a673966f5b0b
https://git.kernel.org/stable/c/c5699e2d863f58221044efdc3fa712dd32d55cde

Tags

416baaa9-dc9f-4396-8d5f-8c081fb06d67
2024-05-21
CVE-2021-47253

Timeline

Published: May 21, 2024, 3:15 p.m.
Last Modified: May 21, 2024, 4:54 p.m.

Status : Awaiting Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

416baaa9-dc9f-4396-8d5f-8c081fb06d67

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.