SB20250815112 - Multiple vulnerabilities in Intel TDX

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Main Vulnerability Database SB20250815112

SB20250815112 - Multiple vulnerabilities in Intel TDX

Published: August 15, 2025

Security Bulletin ID SB20250815112
Severity
Low
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Local access
Highest impact Information disclosure

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 secuirty vulnerabilities.


1) Predictable Seed in Pseudo-Random Number Generator (PRNG) (CVE-ID: CVE-2025-20613)

The vulnerability allows a local user to compromise the system.

The vulnerability exists due to predictable seed in the pseudo-random number generator in the firmware. A local user can gain access to sensitive information on the target system.


2) Improper synchronization (CVE-ID: CVE-2025-22853)

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

The vulnerability exists due to improper synchronization in the firmware. A local administrator can gain elevated privileges on the target system.


3) Buffer overflow (CVE-ID: CVE-2025-21096)

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

The vulnerability exists due to a boundary error in the firmware. A local administrator can trigger memory corruption and gain elevated privileges on the target system.


Remediation

Install update from vendor's website.

References