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centosCentOS ProjectCESA-2019:0809
HistoryApr 30, 2019 - 12:01 p.m.

OVMF security update

2019-04-3012:01:18
CentOS Project
lists.centos.org
71

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

AI Score

8.7

Confidence

High

EPSS

0.014

Percentile

86.7%

CentOS Errata and Security Advisory CESA-2019:0809

OVMF (Open Virtual Machine Firmware) is a project to enable UEFI support for Virtual Machines. This package contains a sample 64-bit UEFI firmware for QEMU and KVM.

Security Fix(es):

  • edk2: Buffer Overflow in BlockIo service for RAM disk (CVE-2018-12180)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Merged security bulletin from advisories:
https://lists.centos.org/pipermail/centos-announce/2019-April/085442.html

Affected packages:
OVMF

Upstream details at:
https://access.redhat.com/errata/RHSA-2019:0809

OSVersionArchitecturePackageVersionFilename
CentOS7noarchovmf< 20180508-3.gitee3198e672e2.el7_6.1OVMF-20180508-3.gitee3198e672e2.el7_6.1.noarch.rpm

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

AI Score

8.7

Confidence

High

EPSS

0.014

Percentile

86.7%