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.
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Affected Vendors & Products
References
History
No history.
MITRE
Status: PUBLISHED
Assigner: redhat
Published: 2021-05-28T10:42:44
Updated: 2024-08-03T17:37:23.604Z
Reserved: 2020-12-17T00:00:00
Link: CVE-2021-20292
Vulnrichment
No data.
NVD
Status : Modified
Published: 2021-05-28T11:15:08.130
Modified: 2024-11-21T05:46:17.750
Link: CVE-2021-20292
Redhat