PT-2020-13327 · Amd+1 · Atikmdag.Sys+1

Published 2020-10-13 · Updated 2020-10-21 · CVE-2020-12933

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions AMD ATIKMDAG.SYS version 26.20.15029.27017

Description A denial of service issue exists in the D3DKMTEscape handler functionality. A specially crafted D3DKMTEscape API request can cause an out-of-bounds read in Windows OS kernel memory area. This issue can be triggered from a non-privileged account.

Recommendations For AMD ATIKMDAG.SYS version 26.20.15029.27017, consider restricting access to the D3DKMTEscape handler functionality until a patch is available. As a temporary workaround, avoid using the D3DKMTEscape API to minimize the risk of exploitation.

Fix

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

CVE-2020-12933

Affected Products

Atikmdag.Sys

Windows

References · 3

• https://amd.com/en/corporate/product-security · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-12933 · Security Note
• https://osv.dev/vulnerability/CVE-2020-12933 · Vendor Advisory