There is a flaw reported in the Linux kernel in versions before 5.9 in drivers/gpu/drm/nouveau/nouveau_sgdma.c in nouveau_sgdma_create_ttm in Nouveau DRM subsystem. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker with a local account with a root privilege, can leverage this vulnerability to escalate privileges and execute code in the context of the kernel.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-03T17:37:23.604Z

Reserved: 2020-12-17T00:00:00

Link: CVE-2021-20292

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-05-28T11:15:08.130

Modified: 2024-11-21T05:46:17.750

Link: CVE-2021-20292

cve-icon Redhat

Severity : Moderate

Publid Date: 2020-08-13T00:00:00Z

Links: CVE-2021-20292 - Bugzilla

cve-icon OpenCVE Enrichment

No data.