CVE-2026-20794

CRITICAL

Intel(R) Data Center Graphics Driver For VMware ESXi Software - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Title source: rule
STIX 2.1

Description

Buffer overflow for the Intel(R) Data Center Graphics Driver for VMware ESXi software before version 2.0.2 within Ring 1: Device Drivers may allow an escalation of privilege. System software adversary with a privileged user combined with a low complexity attack may enable local code execution. This result may potentially occur via local access when attack requirements are not present without special internal knowledge and requires no user interaction. The potential vulnerability may impact the confidentiality (high), integrity (high) and availability (high) of the vulnerable system, resulting in subsequent system confidentiality (high), integrity (high) and availability (high) impacts.

Scores

CVSS v4 9.3
EPSS 0.0013
EPSS Percentile 2.6%
CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-120
Status published
Products (1)
None/Intel(R) Data Center Graphics Driver for VMware ESXi software before version 2.0.2
Published May 12, 2026
Tracked Since May 12, 2026