CVE-2021-26408
Insufficient validation of elliptic curve points in SEV-legacy firmware may compromise SEV-legacy guest migration potentially resulting in l
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in NaplesPI-SP3_1.0.0.G, RomePI-SP3_1.0.0.C
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
Insufficient validation of elliptic curve points in SEV-legacy firmware may compromise SEV-legacy guest migration potentially resulting in loss of guest's integrity or confidentiality.
Timeline
- CVE published
- Record last updated
Affected versions
- AMD 1st Gen AMD EPYC™
fixed in NaplesPI-SP3_1.0.0.G
- AMD 2nd Gen AMD EPYC™
fixed in RomePI-SP3_1.0.0.C