Description
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.
Published: 2021-05-28
Score: 6.7 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-2689-1 linux security update
EUVD EUVD EUVD-2021-7718 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.
Ubuntu USN Ubuntu USN USN-4946-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5343-1 Linux kernel vulnerabilities
History

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Subscriptions

Debian Debian Linux
Fedoraproject Fedora
Linux Linux Kernel
Redhat Enterprise Linux
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

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

Reserved: 2020-12-17T00:00:00.000Z

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.

Weaknesses