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ghsa-hw87-hg67-xw42
Vulnerability from github
Published
2025-09-05 15:31
Modified
2025-09-05 15:31
Severity ?
VLAI Severity ?
Details
Incomplete cleanup after loading a CPU microcode patch may allow a privileged attacker to degrade the entropy of the RDRAND instruction, potentially resulting in loss of integrity for SEV-SNP guests.
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"aliases": [
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"id": "GHSA-hw87-hg67-xw42",
"modified": "2025-09-05T15:31:07Z",
"published": "2025-09-05T15:31:07Z",
"references": [
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"severity": [
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}
CVE-2024-21977 (GCVE-0-2024-21977)
Vulnerability from cvelistv5
Published
2025-09-05 12:58
Modified
2025-09-05 13:35
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-459 - Incomplete Cleanup
Summary
Incomplete cleanup after loading a CPU microcode patch may allow a privileged attacker to degrade the entropy of the RDRAND instruction, potentially resulting in loss of integrity for SEV-SNP guests.
References
Impacted products
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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