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AUSCERT External Security Bulletin Redistribution
ESB-2019.1591
Important: edk2 security update
7 May 2019
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AusCERT Security Bulletin Summary
---------------------------------
Product: edk2
Publisher: Red Hat
Operating System: Red Hat Enterprise Linux Server 8
Impact/Access: Increased Privileges -- Remote/Unauthenticated
Denial of Service -- Remote/Unauthenticated
Access Confidential Data -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2018-12180
Reference: ESB-2019.1391
ESB-2019.0760
Original Bulletin:
https://access.redhat.com/errata/RHSA-2019:0968
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Red Hat Security Advisory
Synopsis: Important: edk2 security update
Advisory ID: RHSA-2019:0968-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2019:0968
Issue date: 2019-05-07
CVE Names: CVE-2018-12180
=====================================================================
1. Summary:
An update for edk2 is now available for Red Hat Enterprise Linux 8.
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 AppStream (v. 8) - noarch
3. Description:
EDK (Embedded Development Kit) 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 AppStream (v. 8):
Source:
edk2-20180508gitee3198e672e2-9.el8_0.1.src.rpm
noarch:
edk2-aarch64-20180508gitee3198e672e2-9.el8_0.1.noarch.rpm
edk2-ovmf-20180508gitee3198e672e2-9.el8_0.1.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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