Description (CNA)
A bug in AMD CPU’s core logic may allow for an attacker, using specific code from an unprivileged VM, to trigger a CPU core hang resulting in a potential denial of service. AMD believes the specific code includes a specific x86 instruction sequence that would not be generated by compilers.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| AMD / EPYC™ Processors | affected various |
| AMD / Ryzen™ Series | affected various |
| AMD / Athlon™ Series | affected various |
CWE
No CWE identifiers supplied.
References
- https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1027
- https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1028
ADP enrichment
No English description supplied.