CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:N/I:N/A:C
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
5.1%
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.
Vendor | Product | Version | CPE |
---|---|---|---|
amd | epyc_7763_firmware | * | cpe:2.3:o:amd:epyc_7763_firmware:*:*:*:*:*:*:*:* |
amd | epyc_7763 | - | cpe:2.3:h:amd:epyc_7763:-:*:*:*:*:*:*:* |
amd | epyc_7713p_firmware | * | cpe:2.3:o:amd:epyc_7713p_firmware:*:*:*:*:*:*:*:* |
amd | epyc_7713p | - | cpe:2.3:h:amd:epyc_7713p:-:*:*:*:*:*:*:* |
amd | epyc_7713_firmware | * | cpe:2.3:o:amd:epyc_7713_firmware:*:*:*:*:*:*:*:* |
amd | epyc_7713 | - | cpe:2.3:h:amd:epyc_7713:-:*:*:*:*:*:*:* |
amd | epyc_7663_firmware | * | cpe:2.3:o:amd:epyc_7663_firmware:*:*:*:*:*:*:*:* |
amd | epyc_7663 | - | cpe:2.3:h:amd:epyc_7663:-:*:*:*:*:*:*:* |
amd | epyc_7643_firmware | * | cpe:2.3:o:amd:epyc_7643_firmware:*:*:*:*:*:*:*:* |
amd | epyc_7643 | - | cpe:2.3:h:amd:epyc_7643:-:*:*:*:*:*:*:* |
[
{
"product": "EPYC™ Processors",
"vendor": "AMD",
"versions": [
{
"status": "affected",
"version": "various"
}
]
},
{
"product": "Ryzen™ Series",
"vendor": "AMD",
"versions": [
{
"status": "affected",
"version": "various"
}
]
},
{
"product": "Athlon™ Series",
"vendor": "AMD",
"versions": [
{
"status": "affected",
"version": "various"
}
]
}
]
More
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:N/I:N/A:C
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
5.1%