CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
72.1%
Issue Overview:
Insufficient memory write check in SMM service for EDK II may allow an authenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via local access. (CVE-2018-12182)
Stack overflow in XHCI for EDK II may allow an unauthenticated user to potentially enable denial of service via local access. (CVE-2019-0161)
Buffer overflows were discovered in UDF-related codes under MdeModulePkg\Universal\Disk\PartitionDxe\Udf.c and MdeModulePkg\Universal\Disk\UdfDxe, which could be triggered with long file names or invalid formatted UDF media. (CVE-2019-0160)
Stack overflow in DxeCore for EDK II may allow an unauthenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via local access. (CVE-2018-12183)
Improper configuration in system firmware for EDK II may allow unauthenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via local access. (CVE-2018-12179)
Affected Packages:
edk2
Note:
This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update edk2 to update your system.
New Packages:
aarch64:
edk2-tools-20190501stable-2.amzn2.0.1.aarch64
edk2-debuginfo-20190501stable-2.amzn2.0.1.aarch64
noarch:
edk2-tools-python-20190501stable-2.amzn2.0.1.noarch
edk2-tools-doc-20190501stable-2.amzn2.0.1.noarch
edk2-aarch64-20190501stable-2.amzn2.0.1.noarch
edk2-ovmf-20190501stable-2.amzn2.0.1.noarch
src:
edk2-20190501stable-2.amzn2.0.1.src
x86_64:
edk2-tools-20190501stable-2.amzn2.0.1.x86_64
edk2-debuginfo-20190501stable-2.amzn2.0.1.x86_64
Red Hat: CVE-2018-12179, CVE-2018-12182, CVE-2018-12183, CVE-2019-0160, CVE-2019-0161
Mitre: CVE-2018-12179, CVE-2018-12182, CVE-2018-12183, CVE-2019-0160, CVE-2019-0161
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Amazon Linux | 2 | aarch64 | edk2-tools | < 20190501stable-2.amzn2.0.1 | edk2-tools-20190501stable-2.amzn2.0.1.aarch64.rpm |
Amazon Linux | 2 | aarch64 | edk2-debuginfo | < 20190501stable-2.amzn2.0.1 | edk2-debuginfo-20190501stable-2.amzn2.0.1.aarch64.rpm |
Amazon Linux | 2 | noarch | edk2-tools-python | < 20190501stable-2.amzn2.0.1 | edk2-tools-python-20190501stable-2.amzn2.0.1.noarch.rpm |
Amazon Linux | 2 | noarch | edk2-tools-doc | < 20190501stable-2.amzn2.0.1 | edk2-tools-doc-20190501stable-2.amzn2.0.1.noarch.rpm |
Amazon Linux | 2 | noarch | edk2-aarch64 | < 20190501stable-2.amzn2.0.1 | edk2-aarch64-20190501stable-2.amzn2.0.1.noarch.rpm |
Amazon Linux | 2 | noarch | edk2-ovmf | < 20190501stable-2.amzn2.0.1 | edk2-ovmf-20190501stable-2.amzn2.0.1.noarch.rpm |
Amazon Linux | 2 | x86_64 | edk2-tools | < 20190501stable-2.amzn2.0.1 | edk2-tools-20190501stable-2.amzn2.0.1.x86_64.rpm |
Amazon Linux | 2 | x86_64 | edk2-debuginfo | < 20190501stable-2.amzn2.0.1 | edk2-debuginfo-20190501stable-2.amzn2.0.1.x86_64.rpm |
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
72.1%