SB2025052618 - Dell Client Platform update for AMD BIOS microcode



SB2025052618 - Dell Client Platform update for AMD BIOS microcode

Published: May 26, 2025

Security Bulletin ID SB2025052618
CSH Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Improper Verification of Cryptographic Signature (CVE-ID: CVE-2024-36347)

CWE-ID: CWE-347 - Improper Verification of Cryptographic Signature

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear


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

The vulnerability exists due to improper signature verification of x86 instruction execution. A local privileged user can load malicious microcode and execute it on the system.


Remediation

Install update from vendor's website.