CVE-2020-12911

CVSS V2 Medium 4.9 CVSS V3 Medium 5.5

Description

A denial of service vulnerability exists in the D3DKMTCreateAllocation handler functionality of AMD ATIKMDAG.SYS (e.g. version 26.20.15029.27017). A specially crafted D3DKMTCreateAllocation API request can cause an out-of-bounds read and denial of service (BSOD). This vulnerability can be triggered from a non-privileged account.

Overview

CVE ID
CVE-2020-12911

Assigner
psirt@amd.com

Vulnerability Status
Analyzed

Published Version
2020-10-13T22:15:13

Last Modified Date
2020-10-22T16:06:59

Weakness Enumerations

CWE	URL
CWE-125	http://cwe.mitre.org/data/definitions/125.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:o:amd:atikmdag.sys:26.20.15029.27017:::::::*	1	OR

CVSS Version 2

Version
2.0

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

Access Vector
LOCAL

Access Compatibility
LOW

Authentication
NONE

Confidentiality Impact
NONE

Integrity Impact
NONE

Availability Impact
COMPLETE

Base Score
4.9

Severity
MEDIUM

Exploitability Score
3.9

Impact Score
6.9

CVSS Version 3

Version
3.1

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

Attack Vector
LOCAL

Attack Compatibility
LOW

Privileges Required
LOW

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
NONE

Availability Impact
HIGH

Base Score
5.5

Base Severity
MEDIUM

Exploitability Score
1.8

Impact Score
3.6

References

Reference URL	Reference Tags
https://www.amd.com/en/corporate/product-security	Patch Vendor Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2020-12911
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12911

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 16:22:32				Added to TrackCVE
2022-12-05 00:02:59	2020-10-13T22:15Z	2020-10-13T22:15:13	CVE Published Date	updated
2022-12-05 00:02:59		2020-10-22T16:06:59	CVE Modified Date	updated
2022-12-05 00:02:59		Analyzed	Vulnerability Status	updated