CVE-2022-1419

kernel: a concurrency use-after-free in vgem_gem_dumb_create

Published May 31, 2022 CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
Debian DSA Debian DSA DSA-5173-1 linux security update
EUVD EUVD EUVD-2022-24733 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.
Ubuntu USN Ubuntu USN USN-5466-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5500-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5505-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5513-1 Linux kernel (AWS) vulnerabilities
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
redhat
Published
Updated
Aug 3, 2024, 12:03 AM
Reserved
Apr 20, 2022, 12:00 AM
Status
Modified
Published
Jun 2, 2022, 2:15 PM
Modified
Jun 17, 2026, 4:22 AM
Severity
Moderate
Public date
Apr 27, 2022, 12:00 AM