CVE-2021-20292

2021-05-2810:42:44

CWE-416

redhat

www.cve.org

7.5 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

12.8%

JSON

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.

CNA Affected

[
  {
    "product": "kernel",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "Kernel 5.9"
      }
    ]
  }
]