CVE-2022-1419

CVSS V2 Medium 4.6 CVSS V3 High 7.8

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.

Overview

CVE ID
CVE-2022-1419

Assigner
secalert@redhat.com

Vulnerability Status
Analyzed

Published Version
2022-06-02T14:15:32

Last Modified Date
2022-12-09T18:41:11

Weakness Enumerations

CWE	URL
CWE-416	http://cwe.mitre.org/data/definitions/416.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version End
cpe:2.3:o:linux:linux_kernel::::::::	1	OR	5.6
cpe:2.3:o:linux:linux_kernel:5.6:-::::::	1	OR
cpe:2.3:o:linux:linux_kernel:5.6:rc1::::::	1	OR

CVSS Version 2

Version
2.0

Vector String
AV:L/AC:L/Au:N/C:P/I:P/A:P

Access Vector
LOCAL

Access Compatibility
LOW

Authentication
NONE

Confidentiality Impact
PARTIAL

Integrity Impact
PARTIAL

Availability Impact
PARTIAL

Base Score
4.6

Severity
MEDIUM

Exploitability Score
3.9

Impact Score
6.4

CVSS Version 3

Version
3.1

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

Attack Vector
LOCAL

Attack Compatibility
LOW

Privileges Required
LOW

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
HIGH

Availability Impact
HIGH

Base Score
7.8

Base Severity
HIGH

Exploitability Score
1.8

Impact Score
5.9

References

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

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2022-1419
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-1419

History

Created	Old Value	New Value	Data Type	Notes
2022-06-02 15:00:08				Added to TrackCVE
2022-12-09 19:15:51		2022-12-09T18:41:11	CVE Modified Date	updated
2022-12-09 19:15:51	Undergoing Analysis	Analyzed	Vulnerability Status	updated