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Red Hat Security Advisory
Synopsis: Important: ovmf security update
Advisory ID: RHSA-2019:0809-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2019:0809
Issue date: 2019-04-23
CVE Names: CVE-2018-12180
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1. Summary:
An update for ovmf is now available for Red Hat Enterprise Linux 7.
Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.
2. Relevant releases/architectures:
Red Hat Enterprise Linux Server (v. 7) – noarch
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) – noarch
3. Description:
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.
4. Solution:
For details on how to apply this update, which includes the changes
described in this advisory, refer to:
https://access.redhat.com/articles/11258
5. Bugs fixed (https://bugzilla.redhat.com/):
1683372 – CVE-2018-12180 edk2: Buffer Overflow in BlockIo service for RAM disk
6. Package List:
Red Hat Enterprise Linux Server (v. 7):
Source:
ovmf-20180508-3.gitee3198e672e2.el7_6.1.src.rpm
noarch:
OVMF-20180508-3.gitee3198e672e2.el7_6.1.noarch.rpm
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7):
Source:
ovmf-20180508-3.gitee3198e672e2.el7_6.1.src.rpm
noarch:
AAVMF-20180508-3.gitee3198e672e2.el7_6.1.noarch.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
7. References:
https://access.redhat.com/security/cve/CVE-2018-12180
https://access.redhat.com/security/updates/classification/#important
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2019 Red Hat, Inc.
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