PT-2023-12100 · Amd · Amd Secure Encrypted Virtualization+1

CVE-2021-26406 · Publicado 2023-05-09 · Atualizado 2025-01-28

Positive Technologies (AI Summary)

CVSS v3.1

7.5

Alta

Vetor base

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions AMD Secure Encrypted Virtualization (SEV) and SEV-ES (affected versions not specified)

Description The issue is related to insufficient validation in parsing Owner's Certificate Authority (OCA) certificates, which can lead to a host crash and potentially result in denial of service.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Identificadores relacionados

CVE-2021-26406

Produtos afetados

Amd Secure Encrypted Virtualization

Sev-Es

Referências · 7

• https://amd.com/en/corporate/product-security/bulletin/AMD-SB-4001 · Aviso do Fabricante
• https://t.me/cvenotify/50062 · Publicação no Telegram
• https://nvd.nist.gov/vuln/detail/CVE-2021-26406 · Nota de Segurança
• https://osv.dev/vulnerability/CVE-2021-26406 · Aviso do Fabricante
• https://amd.com/en/corporate/product-security/bulletin/AMD-SB-3001 · Aviso do Fabricante
• https://t.me/cvenotify/108879 · Publicação no Telegram
• https://t.me/cibsecurity/63656 · Publicação no Telegram