CVE-2021-20292
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2021-20292
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-20292.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2021-20292
- Aliases
-
- A-189986136
- PUB-A-189986136
- Downstream
- Related
- Published
- 2021-05-28T11:15:08Z
- Modified
- 2025-08-09T20:01:27Z
- Severity
-
- 6.7 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
- Summary
- [none]
- Details
-
There is a flaw reported in the Linux kernel in versions before 5.9 in drivers/gpu/drm/nouveau/nouveausgdma.c in nouveausgdmacreatettm 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.
- References