CVE-2022-1419

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

The root cause of this vulnerability is that the ioctl$DRM_IOCTL_MODE_DESTROY_DUMB can decrease refcount of *drm_vgem_gem_object *(created in *vgem_gem_dumb_create*) concurrently, and *vgem_gem_dumb_create *will access the freed drm_vgem_gem_object.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-416

Affected software

Vendor	Product	Versions
n/a	kernel	kernel 5.x

References

https://bugzilla.redhat.com/show_bug.cgi?id=2077560Issue Tracking, Third Party Advisory
https://www.debian.org/security/2022/dsa-5173Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2077560Issue Tracking, Third Party Advisory
https://www.debian.org/security/2022/dsa-5173Third Party Advisory

Timeline

Published: Jun 2, 2022
Last modified: Jun 17, 2026
NVD status: Modified

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