SB2020071706 - Multiple vulnerabilities in AMD Radeon DirectX 11 Driver atidxx64.dll



SB2020071706 - Multiple vulnerabilities in AMD Radeon DirectX 11 Driver atidxx64.dll

Published: July 17, 2020

Security Bulletin ID SB2020071706
Severity
Medium
Patch available
NO
Number of vulnerabilities 4
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 4 secuirty vulnerabilities.


1) Out-of-bounds write (CVE-ID: CVE-2020-6100)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input within the Shader functionality "MOV REG". A remote authenticated attacker can use a specially crafted shader file, trigger out-of-bounds write and execute arbitrary code on the target system.


2) Out-of-bounds write (CVE-ID: CVE-2020-6103)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input within the Shader functionality "ROUND_NI". A remote authenticated attacker can use a specially crafted shader file, trigger out-of-bounds write and execute arbitrary code on the target system.


3) Out-of-bounds write (CVE-ID: CVE-2020-6102)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input within the Shader functionality "RESOURCE". A remote authenticated attacker can use a specially crafted shader file, trigger out-of-bounds write and execute arbitrary code on the target system.


4) Out-of-bounds write (CVE-ID: CVE-2020-6101)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input within the Shader functionality "DCL_OUTPUT". A remote authenticated attacker can use a specially crafted shader file, trigger out-of-bounds write and execute arbitrary code on the target system.


Remediation

Cybersecurity Help is not aware of any official remediation provided by the vendor.