CVE-2023-20592
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2023
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
Improper or unexpected behavior of the INVD instruction in some AMD CPUs may allow an attacker with a malicious hypervisor to affect cache line write-back behavior of the CPU leading to a potential loss of guest virtual machine (VM) memory integrity.
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 AMD EPYC™ Processors
- Vendor
- AMD
- Product
- 1st Gen AMD EPYC™ Processors
- Platforms
- x86
- Default status
unaffected- Package
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| various | affected | Unavailable | Unavailable | Unavailable | None listed |
2nd Gen AMD EPYC™ Processors
- Vendor
- AMD
- Product
- 2nd Gen AMD EPYC™ Processors
- Platforms
- x86
- Default status
unaffected- Package
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| various | affected | Unavailable | Unavailable | Unavailable | None listed |
3rd Gen AMD EPYC™ Processors
- Vendor
- AMD
- Product
- 3rd Gen AMD EPYC™ Processors
- Platforms
- x86
- Default status
unaffected- Package
- PI
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| various | affected | Unavailable | Unavailable | Unavailable | None listed |