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CVE-2021-26403

CVE.org · Published

Historical CVEsJSONAI instructions

Record status
Published
Identifier year (not publication year)
2021
Source publication
Source updated
Imported by cveboard
Source snapshot
cve_2026-10-24_midnight_baseline ·

Plain text

CNA source text (English)

Insufficient checks in SEV may lead to a malicious hypervisor disclosing the launch secret potentially resulting in compromise of VM confidentiality.

Scoped product and version facts

Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.

Exploitation unknown; this catalogue does not assess exploitation.

1st Gen EPYC

Vendor
AMD
Product
1st Gen EPYC
Platforms
  • x86
Default status
unaffected
Package
AGESA
1st Gen EPYC · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
various affectedUnavailableUnavailableUnavailableNone listed

2nd Gen EPYC

Vendor
AMD
Product
2nd Gen EPYC
Platforms
  • x86
Default status
unaffected
Package
AGESA
2nd Gen EPYC · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
various affectedUnavailableUnavailableUnavailableNone listed