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AUSCERT External Security Bulletin Redistribution
ESB-2019.1109
Important: freerdp security update
3 April 2019
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: freerdp
Publisher: Red Hat
Operating System: Red Hat Enterprise Linux Server 7
Red Hat Enterprise Linux WS/Desktop 7
Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated
Denial of Service -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2018-8788 CVE-2018-8787 CVE-2018-8786
Reference: ESB-2019.0677
ESB-2019.0411
ESB-2019.0175
ESB-2018.3856
Original Bulletin:
https://access.redhat.com/errata/RHSA-2019:0697
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=====================================================================
Red Hat Security Advisory
Synopsis: Important: freerdp security update
Advisory ID: RHSA-2019:0697-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2019:0697
Issue date: 2019-04-02
CVE Names: CVE-2018-8786 CVE-2018-8787 CVE-2018-8788
=====================================================================
1. Summary:
An update for freerdp 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 Client (v. 7) - x86_64
Red Hat Enterprise Linux Client Optional (v. 7) - x86_64
Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 7) - x86_64
Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) - aarch64, ppc64le, s390x
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) - aarch64, ppc64le, s390x
3. Description:
FreeRDP is a free implementation of the Remote Desktop Protocol (RDP),
released under the Apache license. The xfreerdp client can connect to RDP
servers such as Microsoft Windows machines, xrdp, and VirtualBox.
Security Fix(es):
* freerdp: Integer truncation leading to heap-based buffer overflow in
update_read_bitmap_update() function (CVE-2018-8786)
* freerdp: Integer overflow leading to heap-based buffer overflow in
gdi_Bitmap_Decompress() function (CVE-2018-8787)
* freerdp: Out-of-bounds write in nsc_rle_decode() function (CVE-2018-8788)
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/):
1671359 - CVE-2018-8786 freerdp: Integer truncation leading to heap-based buffer overflow in update_read_bitmap_update() function
1671361 - CVE-2018-8787 freerdp: Integer overflow leading to heap-based buffer overflow in gdi_Bitmap_Decompress() function
1671363 - CVE-2018-8788 freerdp: Out-of-bounds write in nsc_rle_decode() function
6. Package List:
Red Hat Enterprise Linux Client (v. 7):
Source:
freerdp-1.0.2-15.el7_6.1.src.rpm
x86_64:
freerdp-1.0.2-15.el7_6.1.x86_64.rpm
freerdp-debuginfo-1.0.2-15.el7_6.1.i686.rpm
freerdp-debuginfo-1.0.2-15.el7_6.1.x86_64.rpm
freerdp-libs-1.0.2-15.el7_6.1.i686.rpm
freerdp-libs-1.0.2-15.el7_6.1.x86_64.rpm
freerdp-plugins-1.0.2-15.el7_6.1.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64:
freerdp-debuginfo-1.0.2-15.el7_6.1.i686.rpm
freerdp-debuginfo-1.0.2-15.el7_6.1.x86_64.rpm
freerdp-devel-1.0.2-15.el7_6.1.i686.rpm
freerdp-devel-1.0.2-15.el7_6.1.x86_64.rpm
Red Hat Enterprise Linux Server (v. 7):
Source:
freerdp-1.0.2-15.el7_6.1.src.rpm
ppc64:
freerdp-1.0.2-15.el7_6.1.ppc64.rpm
freerdp-debuginfo-1.0.2-15.el7_6.1.ppc.rpm
freerdp-debuginfo-1.0.2-15.el7_6.1.ppc64.rpm
freerdp-libs-1.0.2-15.el7_6.1.ppc.rpm
freerdp-libs-1.0.2-15.el7_6.1.ppc64.rpm
freerdp-plugins-1.0.2-15.el7_6.1.ppc64.rpm
ppc64le:
freerdp-1.0.2-15.el7_6.1.ppc64le.rpm
freerdp-debuginfo-1.0.2-15.el7_6.1.ppc64le.rpm
freerdp-libs-1.0.2-15.el7_6.1.ppc64le.rpm
freerdp-plugins-1.0.2-15.el7_6.1.ppc64le.rpm
s390x:
freerdp-1.0.2-15.el7_6.1.s390x.rpm
freerdp-debuginfo-1.0.2-15.el7_6.1.s390.rpm
freerdp-debuginfo-1.0.2-15.el7_6.1.s390x.rpm
freerdp-libs-1.0.2-15.el7_6.1.s390.rpm
freerdp-libs-1.0.2-15.el7_6.1.s390x.rpm
freerdp-plugins-1.0.2-15.el7_6.1.s390x.rpm
x86_64:
freerdp-1.0.2-15.el7_6.1.x86_64.rpm
freerdp-debuginfo-1.0.2-15.el7_6.1.i686.rpm
freerdp-debuginfo-1.0.2-15.el7_6.1.x86_64.rpm
freerdp-libs-1.0.2-15.el7_6.1.i686.rpm
freerdp-libs-1.0.2-15.el7_6.1.x86_64.rpm
freerdp-plugins-1.0.2-15.el7_6.1.x86_64.rpm
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7):
Source:
freerdp-1.0.2-15.el7_6.1.src.rpm
aarch64:
freerdp-1.0.2-15.el7_6.1.aarch64.rpm
freerdp-debuginfo-1.0.2-15.el7_6.1.aarch64.rpm
freerdp-libs-1.0.2-15.el7_6.1.aarch64.rpm
freerdp-plugins-1.0.2-15.el7_6.1.aarch64.rpm
ppc64le:
freerdp-1.0.2-15.el7_6.1.ppc64le.rpm
freerdp-debuginfo-1.0.2-15.el7_6.1.ppc64le.rpm
freerdp-libs-1.0.2-15.el7_6.1.ppc64le.rpm
freerdp-plugins-1.0.2-15.el7_6.1.ppc64le.rpm
s390x:
freerdp-1.0.2-15.el7_6.1.s390x.rpm
freerdp-debuginfo-1.0.2-15.el7_6.1.s390.rpm
freerdp-debuginfo-1.0.2-15.el7_6.1.s390x.rpm
freerdp-libs-1.0.2-15.el7_6.1.s390.rpm
freerdp-libs-1.0.2-15.el7_6.1.s390x.rpm
freerdp-plugins-1.0.2-15.el7_6.1.s390x.rpm
Red Hat Enterprise Linux Server Optional (v. 7):
ppc64:
freerdp-debuginfo-1.0.2-15.el7_6.1.ppc.rpm
freerdp-debuginfo-1.0.2-15.el7_6.1.ppc64.rpm
freerdp-devel-1.0.2-15.el7_6.1.ppc.rpm
freerdp-devel-1.0.2-15.el7_6.1.ppc64.rpm
ppc64le:
freerdp-debuginfo-1.0.2-15.el7_6.1.ppc64le.rpm
freerdp-devel-1.0.2-15.el7_6.1.ppc64le.rpm
s390x:
freerdp-debuginfo-1.0.2-15.el7_6.1.s390.rpm
freerdp-debuginfo-1.0.2-15.el7_6.1.s390x.rpm
freerdp-devel-1.0.2-15.el7_6.1.s390.rpm
freerdp-devel-1.0.2-15.el7_6.1.s390x.rpm
x86_64:
freerdp-debuginfo-1.0.2-15.el7_6.1.i686.rpm
freerdp-debuginfo-1.0.2-15.el7_6.1.x86_64.rpm
freerdp-devel-1.0.2-15.el7_6.1.i686.rpm
freerdp-devel-1.0.2-15.el7_6.1.x86_64.rpm
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7):
aarch64:
freerdp-debuginfo-1.0.2-15.el7_6.1.aarch64.rpm
freerdp-devel-1.0.2-15.el7_6.1.aarch64.rpm
ppc64le:
freerdp-debuginfo-1.0.2-15.el7_6.1.ppc64le.rpm
freerdp-devel-1.0.2-15.el7_6.1.ppc64le.rpm
s390x:
freerdp-debuginfo-1.0.2-15.el7_6.1.s390.rpm
freerdp-debuginfo-1.0.2-15.el7_6.1.s390x.rpm
freerdp-devel-1.0.2-15.el7_6.1.s390.rpm
freerdp-devel-1.0.2-15.el7_6.1.s390x.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source:
freerdp-1.0.2-15.el7_6.1.src.rpm
x86_64:
freerdp-1.0.2-15.el7_6.1.x86_64.rpm
freerdp-debuginfo-1.0.2-15.el7_6.1.i686.rpm
freerdp-debuginfo-1.0.2-15.el7_6.1.x86_64.rpm
freerdp-libs-1.0.2-15.el7_6.1.i686.rpm
freerdp-libs-1.0.2-15.el7_6.1.x86_64.rpm
freerdp-plugins-1.0.2-15.el7_6.1.x86_64.rpm
Red Hat Enterprise Linux Workstation Optional (v. 7):
x86_64:
freerdp-debuginfo-1.0.2-15.el7_6.1.i686.rpm
freerdp-debuginfo-1.0.2-15.el7_6.1.x86_64.rpm
freerdp-devel-1.0.2-15.el7_6.1.i686.rpm
freerdp-devel-1.0.2-15.el7_6.1.x86_64.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-2018-8786
https://access.redhat.com/security/cve/CVE-2018-8787
https://access.redhat.com/security/cve/CVE-2018-8788
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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