SB2026081935 - Multiple vulnerabilities in Intel TDX Guest

CSH
CYBERSECURITY HELP
Sign In REGISTER

Main Vulnerability Database SB2026081935

SB2026081935 - Multiple vulnerabilities in Intel TDX Guest

Published: August 19, 2026

Security Bulletin ID SB2026081935
CSH Severity
Low
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Local access
Highest impact Data manipulation

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 vulnerabilities.


1) Incorrect calculation (CVE-ID: CVE-2026-20763)

CWE-ID: CWE-682 - Incorrect Calculation

CVSSv4: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]


The vulnerability allows a local administrator to escalate privileges on the system.

The vulnerability exists due to incorrect calculation, which leads to security restrictions bypass and privilege escalation.


2) Incorrect Comparison (CVE-ID: CVE-2026-20765)

CWE-ID: CWE-697 - Incorrect Comparison

CVSSv4: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]


The vulnerability allows a local administrator to escalate privileges on the system.

The vulnerability exists due to incorrect comparison, which leads to security restrictions bypass and privilege escalation.


Remediation

Install update from vendor's website.

References