cbcvebase.
CVE-2022-1419
published 2022-06-02

CVE-2022-1419: 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…

PriorityP340high7.8CVSS 3.1
AVLACLPRLUINSUCHIHAH
EPSS
0.29%
21.7th percentile
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.

Affected

11 ranges
VendorProductVersion rangeFixed in
debiandebian_linux
debianlinux< linux 5.5.13-1 (bookworm)linux 5.5.13-1 (bookworm)
linuxlinux_kernel< 5.65.6
linuxlinux_kernel
linuxlinux_kernel
linuxlinux_kernel>= 0 < 5.5.13-15.5.13-1
linuxlinux_kernel>= 0 < 5.5.13-15.5.13-1
linuxlinux_kernel>= 0 < 5.5.13-15.5.13-1
linuxlinux_kernel>= 0 < 5.5.13-15.5.13-1
linuxlinux_kernel>= 0 < 4.15.0-184.1944.15.0-184.194
linuxlinux_kernel>= 0 < 4.4.0-229.2634.4.0-229.263

CVSS provenance

nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvdv2.04.6MEDIUMAV:L/AC:L/Au:N/C:P/I:P/A:P
osv7.8HIGH
vendor_debian7.8HIGH
vendor_redhat7.8HIGH
vendor_ubuntu7.8HIGH
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